ML20138P532

Annual Repts of Occupational Radiation Exposure & Safety Relief Valve Challenges for Period from 960101-1231

ML20138P532
Person / Time
Site:	Prairie Island
Issue date:	12/31/1996
From:	Sorensen J NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9703050003
Download: ML20138P532 (7)

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Northern States Power Company Prairie Island Nuclear Generating Plant 1717 Wakonade Dr. East Welch, Minnesota 55089 February 24,1997 Tec..hnical Specification Sections 6.7.A.1.a,6.7.A.1.b and 6.7.A.1.c

, U S Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555 PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 72-10 SNM-2506 Annual Report of Occupational Radiation Exposure and Safety Relief Valve Challenges - Januarv 1 through December 31.1996 Attached are three reports for 1996:

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1) Annual Report of Occupational Exposure (Required by Technical Specification 6.7.A.1.a)

2) Annual Report of Safety and Relief Valve Failures and Challenges (Required by Technical Specification 6.7.A.1.b)

I l Annual Primary Coolant lodine Spike Report 3)

(Required by Technical Specification 6.7.A.1.c) [/ 5(o;i  !

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in this letter we have made no new Nuclear Regulatory Commission commitments, nor does it modify any prior commitments.

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9703050003 961231  ? l PDR ADOCK 05000282  !

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4 USNRC NORTHERN STATES POWER COMPANY February 24,1997 Page 2 -

Please contact Jack Leveille (612-388-1121, Ext. 4662) if you have any questions related to this letter.

Adc f jp Joel P Sorensen ]

) Plant Manager  !

Prairie Island Nuclear Generating Plant )

c: Director, Office of Nuclear Regulatory Research I R9gional Administrator - Region Ill, NRC Senior Resident inspector, NRC NRR Project Manager, NRC State of Minnesota, Attn: Kris Sanda Attachments:

1. Occupational Exposure Report -

2. Report of Safety / Relief Valve Failures and Challenges

3. Primary Coolant Spike Report l

ANNEXP96. DOC

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ATTACHMENT 1  :

! PRAIRIE ISLAND NUCLEAR GENERATING PLANT i t

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ANNUAL REPORT OF OCCUPATIONAL RADIATION EXPOSURE t 1996 l

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NORTHERN STATES POWER COMPANY Prairie Island Nuclear Generating Plant 1717 Wakonade Drive East Welch, MN 55089 License No. DPR-42/DPR-60 & SNM-2506 (Unit 1, Unit 2 & ISFSI)

Number of Personnel and Man-Rem by Work and Job Function 1996 Number of Persons > 0.100 Total Man-Rem Work / Job Function Station Utility Contract Station Utility Contract 9

Inservice Inspection Operators 0 0 0 0.031 0.0 0.0 Maintenance 5 33 11 2.830 11.652 3.982 Supv & Engr 3 1 22 1.159 0.114 6.513 Health Physics 0 0 1 0.118 0.0 0.57' Instr & Control 1 0 1 0.165 0.0 0.181 Security 0 0 0 0.0 0.0 0.0 Routine Maintenance Operators 0 0 0 0.066 0.0 0.0 Maintenance 15 22 14 3.410 7.579 5.146 Supv & Engr 1 0 2 0.903 0.078 0.453 Health Physics 0 0 0 0.180 0.0 0.069 Instr & Control 3 0 0 0.820 0.0 0.0 Security 0 0 0 0.0 0.0 0.0 Rnactor Ops /Surv t Operators 0 0 0 1.531 0.0 0.0 Maintenance 0 0 0 0.379 0.056 0.100 Supv & Engr 2 0 0 1.058 0.051 0.079 Health Physics 5 0 13 1.685 0.0 3.642 Instr & Control 2 0 0 0.743 0.0 0.0 Security 0 0 0 0.0 0.0 0.0 Page 1 of 2 i

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e DPR-42/DPR-60 Number of Persons > 0.100 Total Man-Rem Work / Job Function Station Utility Contract Station Utility Contract Rnfueling Operators 5 0 0 3.043 0.0 0.0 Maintenance 15 43 1 3.809 11.776 0.340 Supv & Engr 4 0 0 1.102 0.043 0.0 Health Physics 0 0 1 0.035 0.0 0.188

, Instr & Control 0 0 0 0.0 0.0 0.0 Security 0 0 0 0.0 0.0 0.0

. Special Maintenance Operators 0 0 0 0.054 0.0 0.0 Maintenance 4 5 4 1.701 3.512 1.227 Supv & Engr 2 0 44 0.571 0.105 21.655 Health Physics 0 0 0 0.187 0.0 0.755 pstr & Control 2 0 0 0.266 0.0 0.0 Security 0 0 0 0.0 0.0 0.0 Waste Processing .

Operators 0 0 0 0.077 0 si 0.0 Maintenance 5 0 1 2.294 6.214 0.116 Supv & Engr 0 0 0 0.148 0.041 0.0 Health Physics 3 0 0 1.259 0.0 0.036 Instr & Control 0 0 0 0.0 0.0 0.0 Security 0 0 0 0.0 0.0 0.0 Unassigned Dose 1.916 0.058 -0.041 Sub totals .

Operators 5 0 0 4.802 0.0 0.0 l Maintenance 44 105 31 14.423 34.789 10.911 I Supv & Engr 12 1 68 4.941 0.432 28.700 l Health Physics 8 0 15 3.464 0.0 5.260 Instr & Control 8 0 1 1.994 0.0 0.181 Security 0 0 0 0.0 0.0 0.0 Unassigned Dose 1.916 0.058 -0.041 Grand Total 77 106 115 31.540 35.279 .45.011 l

Total Dose 111.830 Page 2 of 2

M ATTACHMENT 2 PRAIRIE ISLAND NUCLEAR GENERATING PLANT ANNUAL REPORT OF SAFETY / RELIEF VALVE FAILURES AND CHALLENGES  :

1996 This report is made in accordance with Prairie Island Technical Specification 6.7.A.1.b  :

- and covers the period from January 1 through December 31,1996.

Unit 1 - No failures or challenges Unit 2 - No failures or challenges e 1 i

, i ANNEXP96, DOC l

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PRAIRIE ISLAND NUCLEAR GENERATING PLANT l ANNUAL PRIMARY COOLANT IODINE SPIKE REPORT l 1996 i

! This report is made in accordance with Prairie Island Technical Specification 6.7.A.1.c  !

I and covers the period of January 1,1996 through December 31,1996.

l Prairie Island Technical Specification 3.1.D 1 was not exceeded during 1996. .

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