ML20311A592

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2017 Q1-Q4 ROP Performance Summary
ML20311A592
Person / Time
Site: Diablo Canyon 
Issue date: 11/06/2017
From:
Office of Nuclear Reactor Regulation
To:
References
Download: ML20311A592 (184)


Text

Diablo Canyon 2 1Q/2000 Performance Summary Page 1 of 2 1Q/2000 - Diablo Canyon 2

Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 1Q/2000 - Diablo Canyon 2 Initiating Events 1012000!=.:

Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings Miscellaneous findings Addition a I I nsp e cti on & Assessment Info rm ati on I Nofndllngs ttis..-ter

+ List of Inspection Reports Safeguards Physical Protection

+ Assessment Rep o rts/1 nsp e cti on PI ans:

10/2000

+ List of Assessment Letters/I nsp e cti on PI ans

+ Cross Reference Of Assessment Reports Last Modified: April 1, 2002

Diablo Canyon 2 2Q/2000 Performance Summary Page 1 of 2 2Q/2000 - Diablo Canyon 2

Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 2Q/2000 - Diablo Canyon 2 Initiating Events 2012000!=.:

10!20001~=

Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings Miscellaneous findings Additional Inspection & Assessment Information I Nofndllngs ttis..-ter 1 No fildirgs thls~r

+ List of Inspection Reports Safeguards Physical Protection

+ Assessment Rep o rts/1 nsp e cti on PI ans:

20/2000

+ List of Assessment Letters/I nsp e cti on PI ans 10/2000

+ Cross Reference Of Assessment Reports Last Modified: April 1, 2002

Diablo Canyon 2 3Q/2000 Performance Summary Page 1 of 2 3Q/2000 - Diablo Canyon 2

Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 3Q/2000 - Diablo Canyon 2 Initiating Events 30!20001=-=

20!20001~=

1oi2oool=.=

Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings 1=-=

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+ List of Inspection Reports Safeguards Physical Protection

+ Assessment Rep o rts/1 nsp e cti on PI ans:

30/2000

+ List of Assessment Letters/I nsp e cti on PI ans 20/2000 10/2000

+ Cross Reference Of Assessment Reports Last Modified: March 29, 2002

Diablo Canyon 2 4Q/2000 Performance Summary Page 1 of 2 4Q/2000 - Diablo Canyon 2 Initiating Events Inspection Findings y

Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating...

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Physical Protection last Modified: April 8, 2002 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 1lpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 4Q/2000 - Diablo Canyon 2

Diablo Canyon 2 1Q/2001 Performance Summary Page 1 of 2 1Q/2001 - Diablo Canyon 2 Initiating Events Inspection Findings y

Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating...

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Physical Protection last Modified: April 9, 2002 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 1lpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 1Q/2001 - Diablo Canyon 2

Diablo Canyon 2 2Q/2001 Performance Summary Page 1 of 2 2Q/2001 - Diablo Canyon 2 Initiating Events Inspection Findings y

Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating...

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Physical Protection last Modified: April 9, 2002 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 1lpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 2Q/2001 - Diablo Canyon 2

Diablo Canyon 2 3Q/2001 Performance Summary Page 1 of 2 3Q/2001 - Diablo Canyon 2 Initiating Events Inspection Findings y

Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating...

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Physical Protection last Modified: April 9, 2002 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 1lpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 3Q/2001 - Diablo Canyon 2

Diablo Canyon 2 4Q/2001 Performance Summary Page 1 of 2 4Q/2001 - Diablo Canyon 2 Initiating Events Inspection Findings y

Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating...

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Physical Protection last Modified: March 1, 2002 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 1lpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 4Q/2001 - Diablo Canyon 2

Diablo Canyon 2 1Q/2002 Performance Summary Page 1 of 2 1Q/2002 - Diablo Canyon 2 Initiating Events Current Action Matrix Column:

Inspection Findings y

Reactor Safety Mitigating Systems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency Preparedness Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Physical Protection last Modified: May 3, 2002 Legend: R=Red W=White T=Thresho1ds Wlder deve1opment N=Not ilpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 1Q/2002 - Diablo Canyon 2 Initiating Events Nofidlgs 10/2002 tNs q..ter 40/2001 30/2001 2012001 I:.=

Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings Nofidlgs tNs IJ8ter" 1=-=

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+ List of Inspection Reports Safeguards Physical Protection No'lh:tlgs this~

+ Assessment Rep o rts/1 nsp e cti on PI ans:

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+ List of Assessment Letters/I nsp e cti on PI ans 40/2001 30/2001 20/2001

+ Cross Reference Of Assessment Reports Last Modified: July 22, 2002

Diablo Canyon 2 2Q/2002 Performance Summary Page 1 of 4 2Q/2002 - Diablo Canyon 2 07/03/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Page 2 of 4 2Q/2002 - Diablo Canyon 2 07/03/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Performance Indicators Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protection Last Modified: July 31, 2002 Legend: R=Red W=White T=Thresho1ds Wl.der deve1opment Y=Ye11ow G=Green I=Insuf ficient data to ca1cu1ate PI N=Not App1icab1e U=Unique Design

Page 3 of 4 2Q/2002 - Diablo Canyon 2 07/03/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html Initiating Events 20!20021=-=

10!20021~=

40!2001 30!2001 Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings 1=-=

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Nofndllngs thls~r Miscellaneous findings Additional Inspection & Assessment Information

+ List of Inspection Reports Safeguarc Physical Protectio1 No'lh:tlgs this~

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+ Assessment Rep o rts/1 nsp e cti on PI ans:

20/2002

+ List of Assessment Letters/I nsp e cti on PI ans 10/2002 40/2001 30/2001

+ Cross Reference Of Assessment Reports Last Modified: August 29, 2002

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 4 of 4 2Q/2002 - Diablo Canyon 2 07/03/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Diablo Canyon 2 3Q/2002 Performance Summary Page 1 of 3 3Q/2002 - Diablo Canyon 2 Inspection Findings

¥ Current Action Matrix Co I um n:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Initiating Mitigating

~

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators last Modified: October 22, 2002 Performance Indicators

¥ Safeguards Physical Protection

Page 2 of 3 3Q/2002 - Diablo Canyon 2 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design Initiating Events Nofidlp J0!2002 this ~r 2012002 I=*=

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T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings Nofidlp No fi"ldilgs Nofidlp Nofndiras 111s IJ81:er 111s q..ter ttaq..ter tNsq..ter 1:m=

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+ List of Inspection Reports Safeguarc Physical Protectio1 No fi"d'lJI*

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+ Assessment Rep o rts/1 nsp e cti on PI ans:

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+ List of Assessment Letters/I nsp e cti on PI ans 20/2002 10/2002 40/2001

+ Cross Reference Of Assessment Reports Last Modified: December 2, 2002

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 3 of 3 3Q/2002 - Diablo Canyon 2

Diablo Canyon 2 4Q/2002 Performance Summary Page 1 of 3 4Q/2002 - Diablo Canyon 2 Inspection Findings y

Current Action Matrix Co I um n:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Initiating Mitigating

~

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators last Modified: January 30, 2003 Performance Indicators y

Safeguards Physical Protection

Page 2 of 3 4Q/2002 - Diablo Canyon 2 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design Initiating Events 40!20021=*=

30!20021 =*=

2012002 I=*=

1012002 I=*=

Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings l:m=

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+ List of Inspection Reports Safeguarc Physical Protectio1 No fh:tlJas lhis-..ister Nofh:tlgs lhls-..ister No fh:tlJas lhls-..ister No 'lh:tlJa*

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+ Assessment Rep o rts/1 nsp e cti on PI ans:

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+ List of Assessment Letters/I nsp e cti on PI ans 30/2002 20/2002 10/2002

+ Cross Reference Of Assessment Reports Last Modified: March 25, 2003

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 3 of 3 4Q/2002 - Diablo Canyon 2

Diablo Canyon 2 1Q/2003 Performance Summary Page 1 of 4 1Q/2003 - Diablo Canyon 2 07/22/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Page 2 of 4 1Q/2003 - Diablo Canyon 2 07/22/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Performance Indicators Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protection Last Modified: April 2 2, 2003 Legend: R=Red W=White T=Thresho1ds Wl.der deve1opment Y=Ye11ow G=Green I=Insuf ficient data to ca1cu1ate PI N=Not App1icab1e U=Unique Design

Page 3 of 4 1Q/2003 - Diablo Canyon 2 07/22/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html 10!2003 Initiating Events 40!20021

's=

30!20021 =*=

2012002 I=*=

Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings l:m=

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+ List of Inspection Reports Safeguarc Physical Protectio1 Findings withi color designa1 No1h:tlgs thls~ster No'lh:tlgs this~--

No'lh:tlgs this ~arter

+ Assessment Rep o rts/1 nsp e cti on PI ans:

10/2003

+ List of Assessment Letters/I nsp e cti on PI ans 40/2002 30/2002 20/2002

+ Cross Reference Of Assessment Reports Last Modified: May 30, 2003

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 4 of 4 1Q/2003 - Diablo Canyon 2 07/22/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Diablo Canyon 2 2Q/2003 Performance Summary Page 1 of 4 2Q/2003 - Diablo Canyon 2 10/08/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Page 2 of 4 2Q/2003 - Diablo Canyon 2 10/08/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Performance Indicators Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protection Last Modified: July 22, 2003 Legend: R=Red W=White T=Thresho1ds Wl.der deve1opment Y=Ye11ow G=Green I=Insuf ficient data to ca1cu1ate PI N=Not App1icab1e U=Unique Design

Page 3 of 4 2Q/2003 - Diablo Canyon 2 10/08/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html 20!2003 10!2003 Initiating Events 40!20021=*=

30!20021:.=

Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings I

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Miscellaneous findings Additional Inspection & Assessment Information

+ List of Inspection Reports Safeguarc Physical Protectio1 No'lh:tlgs lhis-..ister Findings with,

color designa1 No'lh:tlgs lhls-..ister No'lh:tlgs this -..iarter

+ Assessment Rep o rts/1 nsp e cti on PI ans:

20/2003

+ List of Assessment Letters/I nsp e cti on PI ans 10/2003 40/2002 30/2002

+ Cross Reference Of Assessment Reports Last Modified: September 4, 2003

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 4 of 4 2Q/2003 - Diablo Canyon 2 10/08/2003 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Diablo Canyon 2 3Q/2003 Performance Summary Page 1 of 4 3Q/2003 - Diablo Canyon 2 01/12/2004 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Page 2 of 4 3Q/2003 - Diablo Canyon 2 01/12/2004 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Performance Indicators Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protection Last Modified: October 22, 2003 Legend: R=Red W=White T=Thresho1ds Wl.der deve1opment Y=Ye11ow G=Green I=Insuf ficient data to ca1cu1ate PI N=Not App1icab1e U=Unique Design

Page 3 of 4 3Q/2003 - Diablo Canyon 2 01/12/2004 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html Initiating Events 30!20031=*=

20!2003 10!2003 40!20021=*=

Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings 1=-=

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+ List of Inspection Reports Safeguarc Physical Protectio1 No'lh:tlgs lhis-..ister No1h:tlgs lhls-..ister Findings withi color designa1 No'lh:tlgs this -..iarter

+ Assessment Rep o rts/1 nsp e cti on PI ans:

30/2003

+ List of Assessment Letters/I nsp e cti on PI ans 20/2003 10/2003 40/2002

+ Cross Reference Of Assessment Reports Last Modified: December 1, 2003

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 4 of 4 3Q/2003 - Diablo Canyon 2 01/12/2004 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Diablo Canyon 2 4Q/2003 Performance Summary Page 1 of 4 4Q/2003 - Diablo Canyon 2 04/22/2004 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Page 2 of 4 4Q/2003 - Diablo Canyon 2 04/22/2004 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Performance Indicators Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protection Last Modified: Jam.1a,y 23, 2004 Legend: R=Red W=White T=Thresho1ds Wl.der deve1opment Y=Ye11ow G=Green I=Insuf ficient data to ca1cu1ate PI N=Not App1icab1e U=Unique Design

Page 3 of 4 4Q/2003 - Diablo Canyon 2 04/22/2004 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html Initiating Events 40!20031=*=

30!20031 =*=

20!2003 10!2003 Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T T Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings 1=-=

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+ List of Inspection Reports Safeguarc Physical Protectio1 No'lh:tlgs lhis-..ister No1h:tlgs lhls-..ister No'lh:tlgs lhls-..ister Findings withi color designat

+ Assessment Rep o rts/1 nsp e cti on PI ans:

40/2003

+ List of Assessment Letters/I nsp e cti on PI ans 30/2003 20/2003 10/2003

+ Cross Reference Of Assessment Reports Last Modified: March 2, 2004

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 4 of 4 4Q/2003 - Diablo Canyon 2 04/22/2004 file://C:\\RROP\\NRR\\OVERSIGHT\\ASSESS\\DIAB2\\diab2_chart.html

Diablo Canyon 2 1Q/2004 Performance Summary Page 1 of 2 1Q/2004 - Diablo Canyon 2 07/14/2004 Inspection Findings y

Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Initiating...

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~

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Last Modified: April 22, 2004 Performance Indicators y

Safeguards Physical Protection

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 1Q/2004 - Diablo Canyon 2 07/14/2004 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design Initiating Events 10!20041 :S':

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+ Assessment Reports/Inspection Plans:

10/2004

+ List of Assessment Letters/I nsp e cti on PI ans 40/2003 30/2003 20/2003

+ Cross Reference Of Assessment Reports Last Modified: May 5, 2004

Diablo Canyon 2 2Q/2004 Performance Summary Page 1 of 2 2Q/2004 Performance Summary - Diablo Canyon 2 Initiating Events Inspection Findings y

Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Physical Protection (NOT PUBLIC)

Last Modified: September 8, 2004 Legend: R=Red W=White T=Thresho1ds Wlder deve1opment N=Not Jlpp1icab1e Y-='re11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unigue Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 2Q/2004 Performance Summary - Diablo Canyon 2

Diablo Canyon 2 3Q/2004 Performance Summary Page 1 of 2 3Q/2004 Performance Summary - Diablo Canyon 2 Initiating Events Inspection Findings

¥ Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Mitigating

~

Barrier Emergency Systems Integrity Preparedness Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protection (NOT PUBLIC)

Last Modified: October 25, 2004 Legend: R=Red W=White T=Thresho1ds under deve1op:ment N=Not 1lpp1icab1e Y~e11ow G=Green I=Insuf ficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 3Q/2004 Performance Summary - Diablo Canyon 2 Initiating Events 3Qf2004 I:::

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Miscellaneous findings Additional Inspection & Assessment Information

+ List of Inspection Reports Safeguarc Physical Protectio1 (NOT PUBL

+ Assessment Reports/Inspection Plans:

30/2004

+ List of Assessment Letters/I nsp e cti on PI ans 20/2004 10/2004 40/2003

+ Cross Reference Of Assessment Reports Last Modified: December 29, 2004

Diablo Canyon 2 4Q/2004 Performance Summary Page 1 of 2 4Q/2004 Performance Summary - Diablo Canyon 2 Initiating Events Inspection Findings

¥ Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Mitigating

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Barrier Emergency Systems Integrity Preparedness Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protection (NOT PUBLIC)

Last Modified: March 9, 2005 Legend: R=Red W=White T=Thresho1ds under deve1op:ment N=Not 1lpp1icab1e Y~e11ow G=Green I=Insuf ficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 4Q/2004 Performance Summary - Diablo Canyon 2 4012004 Initiating Events 30120041 No film-gs this IJ8ter" 20120041 No fhdllngs thls..-rter 10120041 No fh*Gs this cplrter Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Occupational Radiation Safety Public Radiation Safety Most Significant Inspection Findings I

No1na"Qs tis IJ,larblr I

No1na"Qs

'* IJ,llrter 1

No fildirgs thls~r 1

Nofndllngs thls..-mr 1

Nofndllngs this cplrter Miscellaneous findings 1=-=

1~=

Additional Inspection & Assessment Information

+ List of Inspection Reports Safeguarc Physical Protectio1 (NOT PUBL

+ Assessment Reports/Inspection Plans:

40/2004

+ List of Assessment Letters/I nsp e cti on PI ans 30/2004 20/2004 10/2004

+ Cross Reference Of Assessment Reports Last Modified: March 9, 2005

Diablo Canyon 2 1Q/2005 Performance Summary Page 1 of 2 1Q/2005 Performance Summary - Diablo Canyon 2 Initiating Events Inspection Findings

¥ Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Mitigating

~

Barrier Emergency Systems Integrity Preparedness Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protection (NOT PUBLIC)

Last Modified: June 17, 2005 Legend: R=Red W=White T=Thresho1ds under deve1op:ment N=Not 1lpp1icab1e Y~e11ow G=Green I=Insuf ficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 1Q/2005 Performance Summary - Diablo Canyon 2 Initiating Events 1Qf2005 I:::

4Qf2004 3Qf2004 I No fh*igs thls..-ter 2Qf2004 I No fh*Gs this CJBter Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Occupational Radiation Safety Public Radiation Safety Most Significant Inspection Findings I Nofndllngs ttis..-ter I Nofndllngs thls..-mr I Nofndllngs thls~r Miscellaneous findings Additional Inspection & Assessment Information

+ List of Inspection Reports Safeguarc Physical Protectio1 (NOT PUBL

+ Assessment Reports/Inspection Plans:

10/2005

+ List of Assessment Letters/I nsp e cti on PI ans 40/2004 30/2004 20/2004

+ Cross Reference Of Assessment Reports Last Modified: June 17, 2005

Diablo Canyon 2 2Q/2005 Performance Summary Page 1 of 2 2Q/2005 Performance Summary - Diablo Canyon 2 Initiating Events Inspection Findings

¥ Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Mitigating

~

Barrier Emergency Systems Integrity Preparedness Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protection (NOT PUBLIC)

Last Modified: Al)gl)st 3, 2005 Legend: R=Red W=White T=Thresho1ds under deve1op:ment N=Not 1lpp1icab1e Y~e11ow G=Green I=Insuf ficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 2Q/2005 Performance Summary - Diablo Canyon 2 Initiating Events 20!20051 :S':

10!20051 No film,gs 111s IJJSl:er 40!2004 30!20041 No fillings 1111 IJBl:er Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Occupational Radiation Safety Public Radiation Safety Most Significant Inspection Findings I

No'ltldhgs ttilsq..ter I Nofhdllrvs tis q..ter Miscellaneous findings Additional Inspection & Assessment Information

+ List of Inspection Reports Safeguarc.

Physical Protectio1 (NOT PUBL

+ Assessment Reports/Inspection Plans:

20/2005

+ List of Assessment Letters/I nsp e cti on PI ans 10/2005 40/2004 30/2004

+ Cross Reference Of Assessment Reports Last Modified: A1Jg1Jst 24, 2005

Diablo Canyon 2 3Q/2005 Performance Summary Page 1 of 2 3Q/2005 Performance Summary - Diablo Canyon 2 Initiating Events Inspection Findings

¥ Current Action Matrix Column:

Regulatory Response Assessment Reports Reactor Radiation Mitigating Systems Safety

~~

~

Barrier Emergency Integrity Preparedness Performance Indicators D ri I I/Ex e re ise Performance 010 Safety T

T Occupational Public Radiation Radiation Safety Safety Performance Indicators

¥ Safeguards Physical Protection (NOT PUBLIC)

Last Modified: November 3, 2005 Legend: R=Red W=White T=Thresho1ds under deve1op:ment N=Not 1lpp1icab1e Y~e11ow G=Green I=Insuf ficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 3Q/2005 Performance Summary - Diablo Canyon 2 Initiating Events 30!20051 :S':

20!20051 No film,gs 111s IJJSl:er 1or2005 I No,niavs 111s..-t*

40!2004 Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Occupational Radiation Safety Public Radiation Safety Most Significant Inspection Findings 1:s=

I Nofhdllrvs ttis..-i:er I:.':

1=-'=

Miscellaneous findings 1:.=

1:a=

lt:m=

1:s=

Additional Inspection & Assessment Information

+ List of Inspection Reports Safeguarc.

Physical Protectio1 (NOT PUBL

+ Assessment Reports/Inspection Plans:

30/2005

+ List of Assessment Letters/I nsp e cti on PI ans 20/2005 10/2005 40/2004

+ Cross Reference Of Assessment Reports Last Modified: November 30, 2005

Diablo Canyon 2 4Q/2005 Performance Summary Page 1 of 2 4Q/2005 Performance Summary - Diablo Canyon 2 Initiating Events Inspection Findings

¥ Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Mitigating

~

Barrier Emergency Systems Integrity Preparedness Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protection (NOT PUBLIC)

Last Modified: Jan1Jary 30, 2006 Legend: R=Red W=White T=Thresho1ds under deve1op:ment N=Not 1lpp1icab1e Y~e11ow G=Green I=Insuf ficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 4Q/2005 Performance Summary - Diablo Canyon 2 Initiating Events 40!20051 :S':

30!20051 No film,gs 111s IJJSl:er 2or2005 I No,niavs 111s..-t*

10!20051 No fillings 1111 IJBl:er Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Occupational Radiation Safety Public Radiation Safety Most Significant Inspection Findings I

Nofhdllrvs ttis..-i:er I:.':

1=-'=

1=-'=

Miscellaneous findings 1:a=

1:.= 1:s=

1:.= 1:m=

Additional Inspection & Assessment Information

+ List of Inspection Reports Safeguarc.

Physical Protectio1 (NOT PUBL

+ Assessment Reports/Inspection Plans:

40/2005

+ List of Assessment Letters/I nsp e cti on PI ans 30/2005 20/2005 10/2005

+ Cross Reference Of Assessment Reports Last Modified: March 3, 2006

Diablo Canyon 2 1Q/2006 Performance Summary Page 1 of 2 1Q/2006 Performance Summary - Diablo Canyon 2 Initiating Events Inspection Findings

¥ Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Mitigating

~

Barrier Emergency Systems Integrity Preparedness Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protection (NOT PUBLIC)

Last Modified: May 5, 2006 Legend: R=Red W=White T=Thresho1ds under deve1op:ment N=Not 1lpp1icab1e Y~e11ow G=Green I=Insuf ficient data to ca1cu1ate PI U=Unique Design

Inspection & Assessment Information l Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 1Q/2006 Performance Summary - Diablo Canyon 2 Initiating Events 10!20061 :S':

40!20051 No film,gs 111s IJJSl:er 30f2005 I No,niavs 111s..-t*

20!20051 No fhdllngs 1111 IJBl:er Reactor Safety Mitigating Barrier Systems Integrity Emergency Preparedness Radiation Safety Occupational Public Radiation Radiation Safety Safety Most Significant Inspection Findings I

No 'ltldhgs ttis q..ter I

Nofld'Vs ttisq..ter 1:s=

1=-=

I Nofhdllrvs ttisq..ter I:.':

1=-'=

1=-'=

Miscellaneous findings 1:.= 1:a=

1:s=

1:.= 1:m=

1:.= 1:a=

Additional Inspection & Assessment Information

+ List of Inspection Reports Safeguarc.

Physical Protectio1 (NOT PUBL

+ Assessment Reports/Inspection Plans:

10/2006

+ List of Assessment Letters/I nsp e cti on PI ans 40/2005 30/2005 20/2005

+ Cross Reference Of Assessment Reports Last Modified: May 25, 2006

Diablo Canyon 2 2Q/2006 Performance Summary Page 1 of 2 2Q/2006 Performance Summary - Diablo Canyon 2 Initiating Events Inspection Findings

¥ Current Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating

~

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protection (NOT PUBLIC)

Last Modified: A1.Jg1.Jst 2, 2006 Legend : R=Re d W=Wh.i t e T=Thres holds under de ve loprnen t N=No t 11.ppl ic able Y=Ye11ow G=Green I=Insufficient data to calculate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 2Q/2006 Performance Summary - Diablo Canyon 2

Diablo Canyon 2 3Q/2006 Performance Summary Page 1 of 2 3Q/2006 Performance Summary - Diablo Canyon 2 Initiating Events Current Action Matrix Column:

Inspection Findings y

Reactor Safety Mitigating Systems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency Preparedness Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Physical Protection (NOT PUBLIC)

Last Modified: November 6, 2006 Legend : R=Red W=Wh.ite T=Thresho1ds under development N=Not Jl.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 3Q/2006 Performance Summary - Diablo Canyon 2 Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protection (NOT PUBLIC)

Most Significant Inspection Findings 30120061 :. =

1=*=

10120061 :. = I No flrdlgs ttis IJ,larblr 1=*=

40120051 :1s =

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I Noih:t"G*

ttis-..ister I

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tta-..ister I

No1h:h;as ttws-..ister I

Noih:t"G*

'IN&:-..iarter Miscellaneous findings l:m=

1:a:

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

30/2006 20/2006 10/2006 40/2005

+ Cross Reference Of Assessment Reports Last Modified: December 13, 2006

+ List of Inspection Reports

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Diablo Canyon 2 4Q/2006 Performance Summary Page 1 of 2 4Q/2006 Performance Summary - Diablo Canyon 2 Initiating Events Current Action Matrix Column:

Inspection Findings y

Reactor Safety Mitigating Systems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency Preparedness Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Physical Protection (NOT PUBLIC)

Last Modified: Febwary 6, 2007 Legend : R=Red W=Wh.ite T=Thresho1ds under development N=Not Jl.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Page 2 of 2 4Q/2006 Performance Summary - Diablo Canyon 2 Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protection (NOT PUBLIC)

Most Significant Inspection Findings 40120061 :. =

I No flrdlgs ttis CJ,arter 1=*=

I Noih:t"G*

ttis-..ister l:m= 1:.:

30120061 :1s =

1:.:

I Nom:tlg*

tta-..ister 1:s:

20120061 :. =

1 No1h:h;as ttis-..ister 1:.:

10120061 :1s =

1 No flrdlgs

'* IJ,llrter 1:.: 1 Noih:t"G*

Ws-..iarter 1:a: 1:1s:

Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

40/2006 30/2006 20/2006 10/2006

+ Cross Reference Of Assessment Reports Last Modified: March 1, 2007

+ List of Inspection Reports

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Diablo Canyon 2 1Q/2007 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings

¥ Reactor Safety Mitigating Sy.stems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency P reparedne.s.s Safety i

i Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protection (NOT PUBLIC)

Last Modified: Ji.me 1, 2007 Legend : R=R.e d W=Wh.i t e T=Thres ho1 ds Wlder de ve 1oprnen t N=No t llpp1 ic ab1 e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 2Q/2007 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings

¥ Reactor Safety Mitigating Sy.stems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency P reparedne.s.s Safety i

i Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protect ion!

Security Last Modified: A/../g/../st 6, 2007 Legend : R=R.e d W=Wh.i t e T=Thres ho1 ds Wlder de ve 1oprnen t N=No t llpp1 ic ab1 e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protectiorl Security Most Significant Inspection Findings 2012001 I:.= 1 Noflrdlgs

'* IJ,llrter 1:.:

1012001 I:.=

40120061 :. =

1=*=

3012006 1

Noitdlg*

tta~ster 1

No1nh;as ttis~ster I

No1nh;a*

ttis~ster 1

Nom:tlg*

'lta~ster Miscellaneous findings 1:s: 1:.:

1:s: 1:.:

1:a: 1:.:

1:s:

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

20/2007 10/2007 40/2006 30/2006

+ Cross Reference Of Assessment Reports Last Modified: August 24, 2007

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Diablo Canyon 2 3Q/2007 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings

¥ Reactor Safety Mitigating Sy.stems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency P reparedne.s.s Safety i

i Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protect ion!

Security Last Modified: December 7, 200 7 Legend : R=R.e d W=Wh.i t e T=Thres ho1 ds Wlder de ve 1oprnen t N=No t llpp1 ic ab1 e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protectiorl Security Most Significant Inspection Findings 30120071 :. = 1 Noflrdlgs

'* IJ,llrter 1:.: 1 Noitdlg*

tta~ster 1:s: 1:.:

2012001 I:.=

1:.: 1 No1nh;as ttis~ster 1:s: 1:.:

1012001 I:.=

I No1nh;a*

ttis~ster 1:a: 1:.:

1:.: 1 Nom:tlg*

'lta~ster 1:s: l:m=

Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

30/2007 20/2007 10/2007 40/2006

+ Cross Reference Of Assessment Reports Last Modified: December 7, 2007

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Diablo Canyon 2 4Q/2007 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings

¥ Reactor Safety Mitigating Sy.stems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency P reparedne.s.s Safety i

i Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protect ion!

Security Last Modified: Febwari; 4, 2008 Legend : R=R.e d W=Wh.i t e T=Thres ho1 ds Wlder de ve 1oprnen t N=No t llpp1 ic ab1 e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Safeguards Physical Protectiorl Security Most Significant Inspection Findings 40120071 :. = 1 Noflrdlgs

'* IJ,llrter 1:.: 1 Noitdlg*

tta~ster 1:s: 1:.:

30120071 :. = 1 No flrdlJas tis IJ,llrter 1:.: 1 No1nh;as tis~ster 1:s: 1:.:

2012001 I:.=

1=*=

I No1nh;a*

ttis~ster 1:a: 1:.:

1 Nom:tlg*

'lta~ster 1:s: l:m=

Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

40/2007 30/2007 20/2007 10/2007

+ Cross Reference Of Assessment Reports Last Modified: February 4, 2008

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Diablo Canyon 2 1Q/2008 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings

¥ Reactor Safety Mitigating Systems Barrier Integrity Licensee Response Assessment Reports Emergency Preparedness Radiation Safety 0cc upat ional Radiation Safety Public Radiation Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protectiorl Security Last Modified: April 30, 2008 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y-=fe11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 2Q/2008 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings

¥ Reactor Safety Mitigating Systems Barrier Integrity Licensee Response Assessment Reports Emergency Preparedness Radiation Safety 0cc upat ional Radiation Safety Public Radiation Safety Performance Indicators Performance Indicators

¥ Safeguards Physical Protectiorl Security Last Modified: Al)gl)st 4, 2008 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y-=fe11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 3Q/2008 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings y

Reactor Safety Mitigating Systems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency Preparedness Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators y

Safeguards Security Last Modified: November 26, 2008 Legend: R=Red W=White T=Thresho1ds Wlder deve1opment N=Not il.pp1icab1e Y~e11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating

~ Mitigating....

Barrier Emergency Events Systems Integrity Preparedness Occupational Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings I

No ft'ldngs 30!2008 this qumter I

No ft'ldngs 20!2008 : this quster 1 or2oo9 : ttis quster I

Noft'ld~

40!2007 : this qU::.

INomf 1

Nom:tlgs

'lta~ster 1:s=

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1 No ft'ldngs tNsqumter 1

No ft'ldngs tis quster 1

No ft'ldngs tis quster 1

No fi"ldilgs

'ltaqiater Miscellaneous findings 1:s=

1:s=

1:s=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

30/2008 20/2008 10/2008 40/2007

+ Cross Reference Of Assessment Reports Last Modified: November 26, 2008

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Diablo Canyon 2 4Q/2008 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings y

Reactor Safety Mitigating Systems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency Preparedness Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Last Modified: Febrnary 4, 2009 Performance Indicators y

Safeguards Security

Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 1lpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating f-)

Mitigating _.,

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings INoftldngs 40!2008 ttis quster l:m=

30!2008 I Noftldngs 20!2008 this quster 1:m=

I Noftldngs 10!2008 this qu.ter 1:a=

I Noftldngs ttis quster I

No fi"ldilgs ttaq..ter I

Noftldngs tisquster I

Noftldngs tNsqlB'ter Miscellaneous findings INo~

ttisquster 1:s=

1=*=

1=-=

1=*=

1=*=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

40/2008 30/2008 20/2008 10/2008

+ Cross Reference Of Assessment Reports Last Modified: April 7, 2009

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 1Q/2009 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings y

Reactor Safety Mitigating Systems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency Preparedness Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Last Modified: May 1, 2009 Performance Indicators y

Safeguards Security

Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 1lpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating f-)

Mitigating _.,

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings INoftldngs 10!2009 ttis quster I

No1h:h;as ttis-..ister l:m=

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I No fi"ld" 40!2008 this qU::.

1:s= 1 No fi"ldilgs ttaq..ter 1:s=

30!2008 1

No1h:h;as ttis-..ister 1

Noftldngs ttisquster 1=-=

1:.=

I Noftldngs 20!2008 this qu.ter 1:a= 1 Noftldngs tNsqu.ter 1=-=

1:.=

Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

10/2009 40/2008 30/2008 20/2008

+ Cross Reference Of Assessment Reports Last Modified: June 5, 2009

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 2Q/2009 Performance Summary Initiating Events Current Action Matrix Column:

Inspection Findings y

Reactor Safety Mitigating Systems Barrier Integrity Licensee Response Assessment Reports Radiation Emergency Preparedness Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Last Modified: August 25, 2009 Performance Indicators y

Safeguards Security

Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 1lpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating f-)

Mitigating _.,

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings I

No'ltldngs 20!2009 ttis quster l:m=

I No fi"ld" 10!2009 this qU::.

1:s=

I No'ltldngs 40!2008 this quster 1:m=

30!2008 I

No'ltldngs ttisq..ter I

No fi"ldilgs ttaq..ter I

No'ltldngs tisq..ter I

No'ltldngs tNsqlB'ter Miscellaneous findings I

No1na"Qs ttisq..ter 1:s=

1=-=

1=-=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

20/2009 10/2009 40/2008 30/2008

+ Cross Reference Of Assessment Reports Last Modified: A1.Jg1.Jst 31, 2009

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 3Q/2009 Performance Summary Initiating Events Inspection Findings

¥ Reactor Safety Mitigating Systems Barrier Integrity Action Matrix Column:

Licensee Response Assessment Reports Radiation Emergency Preparedness Safety T

T Occupational Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: November 30, 2009 Legend: R=Red W=White T=Thresho1ds under deve1op:ment N=Not 1lpp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unigue Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Occupational Radiation Safety Public Radiation Safety Safeguarc.

Security Most Significant Inspection Findings 3012009 I No1na"Qs ttis~

I Nofndllngs ttis~

1:.= l:m=

20120091 No fildirgs 111s IJJSl:er 1:s= l:S':

1:.= 1:s=

1012009 I No fndlln;s 111s..-t*

1 No 'ltldngs tis q..ter 1=-=

1=-'=

1:.= 1:m=

4012000 I No fndlln;s 1111 IJBl:er 1=-=

1=-'=

1:.=

Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

30/2009 20/2009 10/2009 40/2008

+ Cross Reference Of Assessment Reports Last Modified: December 10, 2009

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Diablo Canyon 2 4Q/2009 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: March 5, 2010 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 1Q/2010 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: April 26, 2010 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 2Q/2010 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: JIJ/y 26, 2010 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 3Q/2010 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: October 25, 2010 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 4Q/2010 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: Jamaty 24, 2011 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 1Q/2011 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: May 4, 2011 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 2Q/2011 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: AiJgiJst 16, 2011 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 3Q/2011 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: November 29, 2011 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 4Q/2011 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: March 2, 2012 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 1Q/2012 Performance Summary Initiating Events Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

~ Mitigating _.

Barrier Emergency Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Performance Indicators

¥ Safeguards Security Last Modified: April 25, 2012 Legend: R=Red W=White T=Thresho1ds under deve1opment N=Not 11.pp1icab1e Y=Ye11ow G=Green I=Insufficient data to ca1cu1ate PI U=Unique Design

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 2Q/2012 Performance Summary Initiating Events Inspection Findings y

Reactor Safety Mitigating Systems Barrier Integrity Action Matrix Column:

Licensee Response Assessment Reports Radiation Emergency Preparedness Safety T

T 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Last Modified: Al..!gust 2, 2012 Performance Indicators y

Safeguards Security l=ll'lauffieient.Data to Calculate Pt U=Uoique. Design Y=Yell ow C=Creen

'l"='l'breahoJ.da unde r deveJ.opmant N=:lifot ApplicabJ.e D=Discrepant

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process

Diablo Canyon 2 3Q/2012 Performance Summary 3Q/2012 Performance Summary - Diablo Canyon 2 Page 1 of 3

3Q/2012 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W==Whi t e G'l"G=Gr,eat e r 'l'han Gr,een I = I n auffi c i ent Data t o Ca l cul a t e PI U=Un i q ue Dea i,gn D=Di a crep ant Y=Yell ow G=Gr een T'='l'hreah ol d a unde r d ev e l opment N=Not Applicabl e Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating _.

Mitigating _.

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings 3012012 No findings this quarter 20!2012 1012012 No findings this quarter 4012011 No findings this quarter I No ft'dlp thls..-ter Noft'ldlnp tHs quarter Noft'ldlnp tHs quarter 1=-=

1=-=

1=-=

1=-=

Miscellaneous findings 1=-=

1:.1=

1=-=

1:.1=

1=-=

1:.1=

1=-=

1:.1=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

30/2012 20/2012 10/2012 40/2011

+ Cross Reference Of Assessment Reports Last Modified: November 30, 2012

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 3Q/2012 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 4Q/2012 Performance Summary 4Q/2012 Performance Summary - Diablo Canyon 2 Page 1 of 2 Inspection Findings

¥ Action Matrix Column:

Licensee Response Assessment Reports Reactor Radiation Safety Safety

~~

T T

Initiating

~ Mitigating _.

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Performance Indicators Last Modified: Febr1Jaty 19, 2013 Performance Indicators

¥ Safeguards Security CT-Oi-Oraater Than Ora1t1n I*In1u r ri c:i.n t Data to Calculate PI U-Unique Dali,qn

~

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 4Q/2012 Performance Summary - Diablo Canyon 2 Page 2 of 2

Diablo Canyon 2 1Q/2013 Performance Summary 1Q/2013 Performance Summary - Diablo Canyon 2 Page 1 of 3

1Q/2013 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W==Whi t e G'l"G=Gr,eat e r 'l'han Gr,een I = I n auffi c i ent Data t o Ca l cul a t e PI U=Un i q ue Dea i,gn D=Di a crep ant Y=Yell ow G=Gr een T'='l'hreah ol d a unde r d ev e l opment N=Not Applicabl e Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating _.

Mitigating _.

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings 10!2013 I No ft'dlp Noft'ldlnp 1=-=

1=-=

1:.1=

thls..-ter tHsquarter 40!2012 1=-=

1=-=

1:.1=

1=-=

1=-=

1:.1=

3012012 No findings Noft'ldlnp this quarter tHsquarter 20!2012 1=-=

Miscellaneous findings 1=-=

1:.1=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

10/2013 40/2012 30/2012 20/2012

+ Cross Reference Of Assessment Reports Last Modified: J1Jne 4, 2013

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 1Q/2013 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 2Q/2013 Performance Summary 2Q/2013 Performance Summary - Diablo Canyon 2 Page 1 of 3

2Q/2013 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W==Whi t e G'l"G=Gr,eat e r 'l'han Gr,een I = I n auffi c i ent Data t o Ca l cul a t e PI U=Un i q ue Dea i,gn D=Di a crep ant Y=Yell ow G=Gr een T'='l'hreah ol d a unde r d ev e l opment N=Not Applicabl e Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating _.

Mitigating _.

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings 20!2013 I No ft'dlp Noft'ldlnp 1=-=

1=-=

1:.1=

1=-=

thls..-ter tHs quarter 1=-=

1=-=

1:.1=

1=-=

10!2013 I No ft'dlp Noft'ldlnp thls..-ter tHs quarter 40!2012 1=-=

1=-=

1:.1=

1=-=

3012012 No findings Noft'ldlnp 1=-=

1=-=

1:.1=

this quarter tHs quarter Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

20/2013 10/2013 40/2012 30/2012

+ Cross Reference Of Assessment Reports Last Modified: September 3, 2013

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 2Q/2013 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 3Q/2013 Performance Summary 3Q/2013 Performance Summary - Diablo Canyon 2 Page 1 of 3

3Q/2013 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W==Whi t e G'l"G=Gr,eat e r 'l'han Gr,een I = I n auffi c i ent Data t o Ca l cul a t e PI U=Un i q ue Dea i,gn D=Di a crep ant Y=Yell ow G=Gr een T'='l'hreah ol d a unde r d ev e l opment N=Not Applicabl e Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating _.

Mitigating _.

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings 3012013 No findings this quarter Noft'ldlnp tHs quarter 1=-=

1=-= 1:.1=

1=-=

20!2013 10!2013 40!2012 1=-=

1=-= 1:.1=

1=-=

I No ft'dlp Noft'ldlnp thls..-ter tHs quarter 1=-=

1=-= 1:.1=

1=-=

I No ft'dlp Noft'ldlnp thls..-ter tHs quarter 1=-=

1=-= 1:.1=

1=-=

Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

30/2013 20/2013 10/2013 40/2012

+ Cross Reference Of Assessment Reports Last Modified: December 3, 2013

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 3Q/2013 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 4Q/2013 Performance Summary 4Q/2013 Performance Summary - Diablo Canyon 2 Page 1 of 3

4Q/2013 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W==Whi t e G'l"G=Gr,eat e r 'l'han Gr,een I = I n auffi c i ent Data t o Ca l cul a t e PI U=Un i q ue Dea i,gn Y=Yell ow G=Gr een T'='l'hreah o l d a unde r d ev e l opment N=Not Applicabl e D=Di a cre p ant Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating _.

Mitigating _.

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings 4012013 No findings this quarter I

No ft'dlp thls..-ter 1=-=

1=-=

1:.1=

30!2013 20!2013 10!2013 1=-=

1=-=

1:.1=

1=-=

Noft'ldlnp tHs quarter 1=-=

1=-=

1:.1=

1=-=

I No ft'dlp Noft'ldlnp

thls..-ter tHs quarter I

No ft'dlp Noft'ldlnp 1=-=

1=-=

1:.1=

1=-=

thls..-ter tHs quarter Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

40/2013 30/2013 20/2013 10/2013

+ Cross Reference Of Assessment Reports Last Modified: Febr1Jaty 24, 2014

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 4Q/2013 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 1Q/2014 Performance Summary 1Q/2014 Performance Summary - Diablo Canyon 2 Page 1 of 3

1Q/2014 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W==Whi t e G'l"G=Gr,eat e r 'l'han Gr,een I = I n auffi c i ent Data t o Ca l cul a t e PI U=Un i q ue Dea i,gn D=Di a crep ant Y=Yell ow G=Gr een T'='l'hreah ol d a unde r d ev e l opment N=Not Applicabl e Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating _.

Mitigating _.

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings 1012014 No findings Noft'ldlnp 1=-=

1=-=

1:.1=

this quarter tHs quarter 4012013 No findings this quarter I No ft'dlp thls..-ter 30!2013 20!2013

thls..-ter I No ft'dlp Noft'ldlnp tHs quarter Noft'ldlnp tHs quarter 1=-=

1=-=

1=-=

Miscellaneous findings 1=-=

1:.1=

1=-=

1:.1=

1=-=

1:.1=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

10/2014 40/2013 30/2013 20/2013

+ Cross Reference Of Assessment Reports Last Modified: May 30, 2014

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 1Q/2014 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 2Q/2014 Performance Summary 2Q/2014 Performance Summary - Diablo Canyon 2 Page 1 of 3

2Q/2014 Performance Summary - Diablo Canyon 2 Page 2 of 3 Le gend : R=Red W=Whi te G'l'G=Gr,eater 'l'han Gr,een I = I n auffi ci ent Da ta to Ca l cul a t e PI U=Un i que Dea i,gn D=Di a cre p ant Y=Ye ll ow G=Gre en

'l'='l'hreahol d a unde r d e v e l opm=ll.t N=Not Applicabl e Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Safeguards T

T 0cc upat ional Public Radiation Radiation Security Safety Safety Most Significant Inspection Findings 20!20141=-=

1=-=

10!20141=-=

1=-=

40!20131=-= 1=-=

30!2013 1=-=

1=-=

1=-=

1=-=

1=-=

Miscellaneous findings 1=-= 1=-=

1=-= 1=-=

1=-= 1=-=

1=-= 1=-=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

20/2014 10/2014 40/2013 30/2013

+ Cross Reference Of Assessment Reports Last Modified: August 29, 2014

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/Inspection Plans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 2Q/2014 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 3Q/2014 Performance Summary 3Q/2014 Performance Summary - Diablo Canyon 2 Page 1 of 3

3Q/2014 Performance Summary - Diablo Canyon 2 Page 2 of 3 Le gend : R=Red W=Whi te G'l'G=Gr,eater 'l'han Gr,een I = I n auffi ci ent Da ta to Ca l cul a t e PI U=Un i que Dea i,gn D=Di a cre p ant Y=Ye ll ow G=Gre en

'l'='l'hreahol d a unde r d e v e l opm=ll.t N=Not Applicabl e Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Safeguards T

T 0cc upat ional Public Radiation Radiation Security Safety Safety Most Significant Inspection Findings 30!20141=-=

1=-= 1=-= 1=-= 1=-=

20!20141=-=

1=-= 1=-= 1=-= 1=-= 1=-=

10!20141=-=

1=-= 1=-= 1=-= 1=-= 1=-=

40!20131=-= 1=-=

1=-= 1=-= 1=-=

Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

30/2014 20/2014 10/2014 40/2013

+ Cross Reference Of Assessment Reports Last Modified: November 26, 2014

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/Inspection Plans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 3Q/2014 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 4Q/2014 Performance Summary 4Q/2014 Performance Summary - Diablo Canyon 2 Page 1 of 3

4Q/2014 Performance Summary - Diablo Canyon 2 Page 2 of 3 Le gend : R=Red W=Whi te G'l'G=Gr,eater 'l'han Gr,een I = I n auffi ci ent Da ta to Ca l cul a t e PI U=Un i que Dea i,gn D=Di a cre p ant Y=Ye ll ow G=Gre en

'l'='l'hreahol d a unde r d e v e l opm=ll.t N=Not Applicabl e Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Safeguards T

T 0cc upat ional Public Radiation Radiation Security Safety Safety Most Significant Inspection Findings 40!20141=-=

1=-= 1=-=

1=-=

30!20141=-=

1=-= 1=-= 1=-= 1=-=

20!20141=-=

1=-= 1=-= 1=-= 1=-=

10!20141=-=

1=-= 1=-= 1=-= 1=-=

Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

40/2014 30/2014 20/2014 10/2014

+ Cross Reference Of Assessment Reports Last Modified: Febri.JBry 26, 2015

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/Inspection Plans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 4Q/2014 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 1Q/2015 Performance Summary 1Q/2015 Performance Summary - Diablo Canyon 2 Page 1 of 3

1Q/2015 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W=Wh i t e G~Gr eat e r 'l'han Gr,een I =I n auffi c i ent Data to Calculat e PI U=Uni que Deai,gn O=Diacrep ant Y=Yellow G=Green

'l'='l'hreahol d a unde r devel opment N=Not Applicable Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Safeguards T

T Occupational Public Radiation Radiation Security Safety Safety Most Significant Inspection Findings 10!20151=-=

1=-=

40!20141=-=

1=-=

30!20141=-=

1=-=

20!20141=-=

1=-=

1=-=

1=-=

1=-=

1=-=

Miscellaneous findings 1=-= 1=-=

1=-=

1=-= 1=-=

1=-= 1=-=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

10/2015 40/2014 30/2014 20/2014

+ Cross Reference Of Assessment Reports Last Modified: June 16, 2015

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/Inspection Plans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 1Q/2015 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 2Q/2015 Performance Summary 2Q/2015 Performance Summary - Diablo Canyon 2 Page 1 of 3

2Q/2015 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W=Wh i t e G~Gr eat e r 'l'han Gr,een I =I n auffi c i ent Data to Calculat e PI U=Uni que Deai,gn O=Diacrep ant Y=Yellow G=Green

'l'='l'hreahol d a unde r devel opment N=Not Applicable Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Safeguards T

T Occupational Public Radiation Radiation Security Safety Safety Most Significant Inspection Findings 20!20151=-= 1=-= 1=-=

10!20151=-=

1=-=

40!20141=-=

1=-=

30!20141=-=

1=-=

1=-=

1=-=

1=-=

1=-=

Miscellaneous findings 1=-=

1=-=

1=-=

1=-=

1=-=

1=-=

1=-=

1=-=

1=-=

1=-=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

20/2015 10/2015 40/2014 30/2014

+ Cross Reference Of Assessment Reports Last Modified: A1.Jg1.Jst 7, 2015

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/Inspection Plans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 2Q/2015 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 3Q/2015 Performance Summary 3Q/2015 Performance Summary - Diablo Canyon 2 Page 1 of 3

3Q/2015 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W=Wh i t e G~Gr eat e r 'l'han Gr,een I =I n auffi c i ent Data to Calculat e PI U=Uni que Deai,gn O=Diacrep ant Y=Yellow G=Green

'l'='l'hreahol d a unde r devel opment N=Not Applicable Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Safeguards T

T Occupational Public Radiation Radiation Security Safety Safety Most Significant Inspection Findings 30!20151=-=

1=-= 1=-=

1=-=

1=-=

20!2015 1=-= 1=-= 1=-= 1=-=

1=-=

10!20151=-=

1=-= 1=-= 1=-= 1=-=

1=-=

40!20141=-=

1=-=

I I W (1) 1=-=

1=-=

Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

30/2015 20/2015 10/2015 40/2014

+ Cross Reference Of Assessment Reports Last Modified: December 30, 2015

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/Inspection Plans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 3Q/2015 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 4Q/2015 Performance Summary 4Q/2015 Performance Summary - Diablo Canyon 2 Page 1 of 3

4Q/2015 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W=Whi t e G'l"G=Gr,eat e r 'l'han Gr,e en I = I n auffi c i ent Da ta to Ca l cul a t e PI U=Uni que Dea i,gn Y=Ye ll ow G=Green

'l'='l'hre ahol d a unde r d e v e l opment N=Not Applicabl e D=Di acrepant Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating _.

Mitigating _.

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings 40!2015 1=-= 1=-= 1=-= 1=-= 1=-= 1=-=

30!20151=-=

1=-= 1=-=

1=-= 1=-=

20!2015 1=-=

10!20151=-=

1=-=

1=-=

1=-=

Miscellaneous findings 1=-= 1=-= 1=-=

1=-= 1=-= 1=-=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

40/2015 30/2015 20/2015 10/2015

+ Cross Reference Of Assessment Reports Last Modified: March 1, 2016

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 4Q/2015 Performance Summary - Diablo Canyon 2 Page 3 of 3

Diablo Canyon 2 1Q/2016 Performance Summary 1Q/2016 Performance Summary - Diablo Canyon 2 Page 1 of 3

1Q/2016 Performance Summary - Diablo Canyon 2 Page 2 of 3 Legend : R=Red W=Whi t e G'l"G=Gr,eat e r 'l'han Gr,e en I = I n auffi c i ent Da ta to Ca l cul a t e PI U=Uni que Dea i,gn Y=Ye ll ow G=Green

'l'='l'hre ahol d a unde r d e v e l opment N=Not Applicabl e D=Di acrepant Reactor Safety Radiation Safety Safeguards

~~

T T

Initiating _.

Mitigating _.

Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Most Significant Inspection Findings 10!20161=-=

1=-= 1=-= 1=-= 1=-= 1=-=

40!2015 1=-= 1=-=

30!20151=-=

1=-=

20!2015 1=-=

1=-=

1=-=

1=-=

Miscellaneous findings 1=-=

1=-=

1=-= 1=-=

1=-= 1=-=

1=-= 1=-=

Additional Inspection & Assessment Information

+ Assessment Reports/Inspection Plans:

10/2016 40/2015 30/2015 20/2015

+ Cross Reference Of Assessment Reports Last Modified: JIJ/y 11, 2016

+ List of Inspection Reports (IR)

+ List of Security IR Cover Letters

+ List of Assessment Letters/I nsp e cti on PI ans

+ Baseline Inspection Completion Information

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Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 2Q/2016 Performance Summary - Diablo Canyon 2 Page 3 of 3

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Action Matrix Summary l Inspection Findings Summary l PI Summary l Reactor Oversight Process 4Q/2016 Performance Summary - Diablo Canyon 2 Page 3 of 3

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Quarterly Performance Summary Diablo Canyon 2 - Quarterly Performance Summary 2Q/2017 Performance Summary NRC: Diablo Canyon 2 - Quarterly Performance Summary Page 1 of 4

NRC: Diablo Canyon 2 - Quarterly Performance Summary Page 2 of 4 Reactor Safety Radiation Safety Safeguards

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Barrier Emergency Events Systems Integrity Preparedness 0cc upat ional Public Radiation Radiation Safety Safety Security Performance Indicators C1.Jrrent data as of." May 25, 2017

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Mitigating Events Systems

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+ Security Cover Letters

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Page Last Reviewed/Updated Wednesday, June 15, 2016 NRC: Diablo Canyon 2 - Quarterly Performance Summary Page 4 of 4

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Quarterly Performance Summary Diablo Canyon 2 - Quarterly Performance Summary 2Q/2017 Performance Summary Page 1 of 4 NRC: Diablo Canyon 2 - Quarterly Performance Summary 10/19/2017 https://www.nrc.gov/reactors/operating/oversight/diab2/diab2-chart.html

Page 2 of 4 NRC: Diablo Canyon 2 - Quarterly Performance Summary 10/19/2017 https://www.nrc.gov/reactors/operating/oversight/diab2/diab2-chart.html Reactor Safety Radiation Safety Safeguards

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Page Last Reviewed/Updated Wednesday, June 07, 2017 Page 3 of 4 NRC: Diablo Canyon 2 - Quarterly Performance Summary 10/19/2017 https://www.nrc.gov/reactors/operating/oversight/diab2/diab2-chart.html Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Occupational Radiation Safety Public Radiation Safety Most Significant Inspection Findings Miscellaneous findings Additional Inspection & Assessment Information

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+ Security Cover Letters

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Quarterly Performance Summary Diablo Canyon 2 - Quarterly Performance Summary 3Q/2017 Performance Summary NRC: Diablo Canyon 2 - Quarterly Performance Summary Page 1 of 4

NRC: Diablo Canyon 2 - Quarterly Performance Summary Page 2 of 4 Reactor Safety Radiation Safety Safeguards

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Page Last Reviewed/Updated Monday, November 06, 2017 NRC: Diablo Canyon 2 - Quarterly Performance Summary Page 3 of 4 Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Occupational Radiation Safety Public Radiation Safety Most Significant Inspection Findings Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Letters:

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+ Security Cover Letters

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'l'='l'hreahol d a unde r d ev e l op ment N=No t Applicabl e Safeguards Security U=Un i que Deai,gn D=Di ac-re p ant

NRC: Diablo Canyon 2 - Quarterly Performance Summary Page 4 of 4

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Quarterly Performance Summary Diablo Canyon 2 - Quarterly Performance Summary 4Q/2017 Performance Summary Page 1 of 4 NRC: Diablo Canyon 2 - Quarterly Performance Summary 04/19/2018 https://www.nrc.gov/reactors/operating/oversight/diab2/diab2-chart.html

Page 2 of 4 NRC: Diablo Canyon 2 - Quarterly Performance Summary 04/19/2018 https://www.nrc.gov/reactors/operating/oversight/diab2/diab2-chart.html Reactor Safety Radiation Safety Safeguards

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Page Last Reviewed/Updated Monday, November 06, 2017 Page 3 of 4 NRC: Diablo Canyon 2 - Quarterly Performance Summary 04/19/2018 https://www.nrc.gov/reactors/operating/oversight/diab2/diab2-chart.html Initiating Events Reactor Safety Mitigating Systems Barrier Integrity Emergency Preparedness Radiation Safety Occupational Radiation Safety Public Radiation Safety Most Significant Inspection Findings Miscellaneous findings Additional Inspection & Assessment Information

+ Assessment Letters:

+ Inspection Reports 40/2017 30/2017 20/2017 10/2017

+ Security Cover Letters

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'l'='l'hreahol d a unde r d ev e l op ment N=No t Applicabl e Safeguards Security U=Un i que Deai,gn D=Di ac-re p ant

Page 4 of 4 NRC: Diablo Canyon 2 - Quarterly Performance Summary 04/19/2018 https://www.nrc.gov/reactors/operating/oversight/diab2/diab2-chart.html