ML14260A067

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Central Coastal California Seismic Imaging Project (Cccsip) Chapter 9, GEO.DCPP.TR.14.01 R0 Figures 07-31-14
ML14260A067
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 09/10/2014
From:
Lettis Consultants International, Pacific Gas & Electric Co
To:
Office of Nuclear Reactor Regulation
Shared Package
ML14260A106 List: ... further results
References
DCL-14-081
Download: ML14260A067 (18)


Text

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_01-1.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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Irish Hills study area DCPP study area Price Canyon study area 150 145 112/140 107 101 113 114 102 206 115 103-104 204 123 207 117 118 121 128 138-149 105 702 141-142 2012 3D Volumes 2011 3D Volume S

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1 S

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T 227

£

101 Avila Beach Edna Garden Farms Los Osos Morro Bay Pismo Beach Port San Luis San Luis Obispo Santa Margarita Thyle Point Buchon Point San Luis DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Study Areas and Onshore Seismic-Reflection Data Coverage

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT 1-1 Figure Pacific Gas and Electric Company Figure extent

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0 2

4 mi.

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8 km EXPLANATION Note: Only selected line numbers are shown.

Seismic Reflection Survey 2011 AWD line 2011 Vibroseis line 2011 AWD line and 2011 Vibroseis line 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

2012 high-resolution survey receiver array 2011 nodal receiver array 2011 nodal receivers, no shotpoints Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_03-1.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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Irish Hills study area DCPP study area Price Canyon study area Point Buchon Point San Luis S

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101 Avila Beach Edna Garden Farms Los Osos Morro Bay Pismo Beach Port San Luis San Luis Obispo Santa Margarita Thyle DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Locations of New Geologic Data Collection Sites

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT 3-1 Pacific Gas and Electric Company Figure extent

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8 km EXPLANATION Geologic field station by GMP Seismic Reflection Survey 2011 Vibroseis line 2011 AWD line and 2011 Vibroseis line 2011 AWD line Figure 2012 high-resolution survey receiver array 2011 nodal receiver array 2011 nodal receivers, no shotpoints 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_03-2.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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!A Irish Hills study area DCPP study area Price Canyon study area Point Buchon Point San Luis Arroyo Grande Avila Beach Cayucos Cushing Edna Garden Farms Halcyon Los Osos Morro Bay Oaks Oceano Pismo Beach Port San Luis San Luis Obispo Santa Margarita Thyle S

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101 DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Locations of Selected Wells

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT 3-2 Pacific Gas and Electric Company Figure extent

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0 2

4 mi.

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8 km EXPLANATION Oil well Wells

!A Hydrogeologic well

!A Note: Well names are provided on Plate 1, Figure 3-9, and Appendix E figures.

Seismic Reflection Survey 2011 AWD line 2011 Vibroseis line 2011 AWD line and 2011 Vibroseis line Figure 2012 high-resolution survey receiver array 2011 nodal receiver array 2011 nodal receivers, no shotpoints 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_03-3.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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Irish Hills study area DCPP study area Price Canyon study area Hall (1973a)

Hall and Prior (1975),

sheet 2 of 2 Hall and Prior (1975),

sheet 1 of 2 Hall (1973b)

Hall (1973b)

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101 Avila Beach Edna Garden Farms Los Osos Morro Bay Pismo Beach Port San Luis San Luis Obispo Santa Margarita Thyle Point Buchon Point San Luis DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Geologic Maps by C.A. Hall Used in This Study

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT 3-3 Pacific Gas and Electric Company Figure extent

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0 2

4 mi.

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8 km Note: Hall et al. (1979) covers the map areas of Hall (1973a) and Hall and Prior (1975).

Figure 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_03-4.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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Irish Hills study area DCPP study area PG&E (1990),

Plate GSG Q16-1A PG&E (1990),

Plate GSG Q16-1B Price Canyon study area PG&E (1990),

Plate GSG Q16-1A S

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101 Avila Beach Edna Garden Farms Los Osos Morro Bay Pismo Beach Port San Luis San Luis Obispo Santa Margarita Thyle Point Buchon Point San Luis DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Geologic Maps Developed for the LTSP Used in This Study

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT 3-4 Pacific Gas and Electric Company Figure extent

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8 km Figure 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_03-5.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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Irish Hills study area DCPP study area Lettis and Hall (1994)

Price Canyon study area Lettis and Hall (1994)

S T

1 S

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41 S

T 58 S

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101 Avila Beach Edna Garden Farms Los Osos Morro Bay Pismo Beach Port San Luis San Luis Obispo Santa Margarita Thyle Point Buchon Point San Luis DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Map of the Los Osos Fault Zone by Lettis and Hall (1994)

Used in This Study

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT 3-5 Pacific Gas and Electric Company Figure extent

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8 km Figure 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_03-6.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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Irish Hills study area DCPP study area Dibblee (2006a)

Dibblee (2004)

Dibblee (2006b)

Dibblee (2006c)

Price Canyon study area Dibblee (2006b)

S T

1 S

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41 S

T 58 S

T 227

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101 Avila Beach Edna Garden Farms Los Osos Morro Bay Pismo Beach Port San Luis San Luis Obispo Santa Margarita Thyle Point Buchon Point San Luis DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Geologic Maps by T.W. Dibblee Reviewed for This Study

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT 3-6 Pacific Gas and Electric Company Figure extent

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8 km Figure 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_03-7.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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Irish Hills study area DCPP study area Wiegers (2009)

Wiegers (2010)

Wiegers (2011)

Price Canyon study area Wiegers (2011)

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101 Avila Beach Edna Garden Farms Los Osos Morro Bay Pismo Beach Port San Luis San Luis Obispo Santa Margarita Thyle Point Buchon Point San Luis DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Geologic Maps by M.O. Wiegers Used in This Study

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT 3-7 Pacific Gas and Electric Company Figure extent

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8 km Figure 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_03-8.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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Irish Hills study area DCPP study area Price Canyon study area PG&E (2011),

Plate B-1A PG&E (2011),

Plate B-1B PG&E (2011),

Plate B-1C PG&E (2011),

Plate B-1D FWLA (2009-2010) field maps S

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1 S

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101 DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Offshore Maps Produced for the Shoreline Fault Zone Report (PG&E, 2011) and Unpublished Onshore Map Data Collected in 2009 and 2010 for PG&E

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT 3-8 Pacific Gas and Electric Company Figure extent

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8 km Figure 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\QA_GeoDatabase\\Geology_maps\\2014_Geologic_Mapping_Project\\Figure_03-9.mxd; Date: 06/20/2014; User: Serkan Bozkurt, LCI Tmm Tmpe Qal Qal 10 Holmes 1 well located 200 m from edge of map L o s O s o s f a u l t z o n e Tmm Tmm Tmm Tmpm Tmpe Tmpe Tmpe Tmpe Tmpe Tmpe Tmpe Tmpe Qal Qal Qc Qoa Qoa Qoa Qt 4

8 15 30 23 41 37 60 55 14 44 50 46 60 51 72 17 Mello 2 Signal ETS 1 Rock 75 Rock 11G Edna

-120°37'

-120°37'

-120°36' 35°12' 35°12' 35°11' 35°11' Geologic Map of the Price Canyon Study Area 3-9 DCPP GEOLOGIC MAPPING PROJECT

+/-

DCPP Figure extent Sources: Hall (1973b), Lettis and Hall (1994), and PG&E (1990).

Note: No field stations were collected in the Price Canyon study area.

0 1,000 2,000 ft.

0 200 400 m

Map projection and scale: WGS 84 / UTM Zone 10N,1:12,000

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Pacific Gas and Electric Company Figure Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_07-01.mxd; Date: 05/29/2014; User: Alex Remar, LCI

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Irish Hills study area Price Canyon study area Los Osos Valley Road W. Foothill Boulevard Pecho Valley Road Diablo Canyon Road Turri Road Crowbar Canyon Deer Canyon Green Peak San Luis Hill Figure 7-2 Figure 7-3 Figure 7-5 Figure 7-4 Figure 7-6 Los Osos Creek Wild Cherry Canyon See Canyon Coon Creek Santa Margarita Creek San Luis Obispo Creek Pecho Creek Perfumo Canyon Rattlesnake Canyon Pismo Creek Trout Creek Diablo Canyon Islay Creek Vineyard Canyon Chorro Creek Yerba Buena Creek S

T 1

S T

1 S

T 41 S

T 58 S

T 227

£

101 Point Buchon Point San Luis DCPP

-120°37'

-120°37'

-120°44'

-120°44'

-120°51'

-120°51' 35°25' 35°25' 35°18' 35°18' 35°11' 35°11' Locations of Significant Revisions to Existing Geologic Maps

^_Arroyo Grande Santa Barbara DCPP DCPP GEOLOGIC MAPPING PROJECT Figure Pacific Gas and Electric Company Figure extent

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4 mi.

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8 km 7-1 EXPLANATION Area where significant revisions were made to geologic map 1:175,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_07-02.mxd; Date: 06/02/2014; User: Alex Remar, LCI Tmo Tmo Tmo KJfm KJfm KJfm KJfm KJfm KJfm KJfm KJfm KJfm KJfm KJfm Tmpm Tmpm Tmpm Tmpm Tmpe Tmpe Tmpe Tmpe Tmpe Tov Tov Tov Tov Tov Tov Tov Tov Tov Tov Tov Tov Tov Tov Tov ch s

s s

s s

s s

s s

s s

s s

Tmr Tmr Tmr Tmr Tmr Tmr Tmr Tmr Qaf Qaf gw KJfg Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qal Tov Qls KJmf mv Qal ch ch Qls gw bs Qls Tmr cg ch mv Qls ch mv mv Kjfm Tmr Qls Tov Tmr Tov mv ch Qaf Tmr mv Tmo Qls Tov E d n a f a u l t z o n e E d n a f a u l t z o n e 15 37 64 23 42 30 45 37 4636 45 46 25 46 41 45 32 30 18 41 7

85 40 8

32 5

11 22 35 10 9

30 35 15 26 12 40 40 32 65 40 60 50 15 26 60 20 25 15 10 42 37 20 15 22 20 10 25 80 35 75 50 45 15 40 36 24 32 30 50 25 40 25 34 20 5

32 60 65 20 35 20 55 25 25 40 22 35 32 25 36 30 30 21 60 45 25 15 696000 696000 698000 698000 700000 700000 702000 702000 704000 704000 3902000 3902000 3904000 3904000 3906000 Comparison of (a) Revised and (b) Previous (AMEC, 2012a) Mapping, NE Margin of Pismo Syncline DCPP GEOLOGIC MAPPING PROJECT (a)

Pacific Gas and Electric Company Figure 696000 696000 698000 698000 700000 700000 702000 702000 704000 704000 3902000 3902000 3904000 3904000 3906000 7-2 (b)

I s l a y C r e e k ( N o r t h B r a n c h )

I s l a y C r e e k ( S o u t h B r a n c h )

Changes:

1) Reclassified Monterey Formation to Obispo Formation or Pismo Formation, Edna Member (across the figure extent).
2) Reclassified Pismo Formation, Miguelito Member to Pismo Formation, Edna Member along the Edna fault zone (locally at the southeast end of the figure).
3) Added bedding attitudes (throughout the figure extent).

Notes:

- Panel A map explanation on Plate 1.

- Creek names added to Panel A for reference.

µ 0

2,000 4,000 ft.

0 500 1,000 m

1:24,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_07-03.mxd; Date: 06/02/2014; User: Alex Remar, LCI Tmo Tmo Tmo Tmo Tmo Tmo Tmo af Qm Tmm Tmm Qal Tmod Tmod Qt Qt Qaf Qls Qls Qls Qls Qls Qls Qls Qls Qls Tmpm 54 45 33 42 50 49 28 56 44 45 57 47 21 37 31 44 29 30 21 22 45 47 45 42 57 37 38 35 57 17 38 40 42 70 65 30 46 45 60 50 55 50 35 75 55 53 45 32 50 40 60 20 72 45 20 48 36 35 65 30 50 35 35 40 35 48 42 35 30 54 65 55 60 25 694000 694000 696000 696000 698000 698000 3900000 3900000 3902000 3902000 Comparison of (a) Revised and (b) Previous (AMEC, 2012a) Mapping, Pismo Formation/Monterey Formation Contact DCPP GEOLOGIC MAPPING PROJECT (a)

Pacific Gas and Electric Company Tmpm Tmm 694000 694000 696000 696000 698000 698000 3900000 3900000 3902000 3902000 (b)

C o o n C r e e k D i a b

l o C a n

y o n

Changes:

1) Modified contact between Monterey Formation and Pismo Formation (central and northwest portion of the figure).
2) Added bedding attitudes and map-scale folds (throughout the figure extent).

Notes:

- Panel A map explanation on Plate 1.

- Creek names added to Panel A for reference.

1:18,000 NAD 83 / UTM Zone 10N, Map projection and scale:

µ 0

1,600 3,200 ft.

0 500 1,000 m

Figure 7-3 Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_07-04.mxd; Date: 06/02/2014; User: Alex Remar, LCI Tmo Tmo Tmo Qm Tmod Tmod Qls Qls Qls 54 16 32 48 45 42 64 44 29 67 57 18 28 29 41 52 48 33 57 32 35 65 35 15 65 60 80 72 45 30 65 694000 694000 3900000 3900000 Comparison of (a) Revised and (b) Previous (PG&E, 2011) Mapping, Monterey Formation/Obispo Formation Contact DCPP GEOLOGIC MAPPING PROJECT (a)

Pacific Gas and Electric Company 694000 694000 3900000 3900000 (b)

P e c h o V a l l e

y R o a d C r o

w b a r

C a n y o n

µ 0

1,000 2,000 ft.

0 250 500 m

Notes:

- Panel A map explanation on Plate 1.

- Roads and creeks added to Panel A for reference.

Changes:

1) Modified contact between Monterey Formation and Obispo Formation (east edge of the figure).
2) Modified contact between Obispo Formation diabase and Obispo Formation volcaniclastics (southeastern portion of the figure).
3) Added bedding attitudes and map-scale folds (throughout the figure extent).

1:12,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Figure 7-4 Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_07-05.mxd; Date: 06/02/2014; User: Alex Remar, LCI KJf KJfm KJfm KJfm KJfm KJfm KJfm KJfm KJfm KJfm Qm Qm Tmpe Qal Qal Qal Qal Tov Tov Tov Tov Tov ch ch s

s s

s s

s s

s s

s s

Qc Qc Qc Qc Qc Tmr Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qaf Qaf Qaf gw KJfmv KJf KJfmv KJfmv KJfmv KJfmv KJfmv KJfmv KJfmv KJfmv KJfmv KJfmv Qe Qe Qe KJfg KJfg KJfg KJfg KJfg KJfg KJfg KJfg KJfg Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls Qls KJfmv mv ch ch s

mv s

s ch s

s ch s

ch ch Qls KJf ch bs Qal Qls mv Tmr mv s

ch ch s

ch gw s

Qls Qal KJfg Tmpe Tmpe c

sh mv ch s

Qls Qls Tov Tmr ch s

s sh L o s O s o s f a u l t z o n e L o s O s o s F a u l t Z o n e 66 80 56 60 79 24 40 57 9

84 47 30 45 30 12 70 700000 700000 702000 702000 704000 704000 706000 706000 708000 708000 3906000 3906000 3908000 3908000 3910000 Comparison of (a) Revised and (b) Previous (AMEC, 2012a) Mapping, Los Osos Fault Zone DCPP GEOLOGIC MAPPING PROJECT (b)

Pacific Gas and Electric Company 700000 700000 702000 702000 704000 704000 706000 706000 708000 708000 3906000 3906000 3908000 3908000 3910000 (b)

L o s O s o s V a l l e y R o a d Turi Road

µ 0

2,000 4,000 ft.

0 500 1,000 m

Notes:

- Panel A map explanation on Plate 1.

- Roads added to Panel A for reference.

Changes:

1) Modified fault traces within Franciscan Complex rocks (central portion of figure).
2) Mapped chert (ch) within previously mapped Franciscan Complex metavolcanics and Quaternary deposits (northwestern portion of the figure).
3) Modified extent of serpentinite (s) within previously mapped Franciscan Complex metavolcanics (northwestern portion of the figure).
4) Mapped marine terrace deposits (Qm) (northwestern end of the figure).
5) Modified locations of lineaments and faults (minor modifications; throughout the figure extent).
6) Added bedding attitudes (across the central portion of the figure).

1:24,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Figure 7-5 Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_07-06.mxd; Date: 06/02/2014; User: Alex Remar, LCI H M H M H M H M

Tmod Tmod Tmod KJf KJf KJf KJf Tmor af Tmor Tmofc af af af af Qal af Qm Qm Qm Qaf Qls Qm Tmofb Tmofc Qaf Tmor af Qm Qm Qm af Qm Tmofb af Qm Tmofc Qm Tmofc Tmor Tmofb Qaf Tmofb Qm Tmofb Qaf Tmor Qm KJf Tmor Tmor Tmofb Tmor Tmofb S h o r e l i n e F a u l t Z o n e 85 72 85 50 45 53 64 68 80 60 75 85 85 75 60 85 85 81 80 74 75 85 70 80 70 88 70 80 70 66 65 35 50 40 45 75 74 67 79 45 80 65 15 50 25 32 40 41 45 72 25 32 77 60 60 70 48 55 1710 22 50 65 68 68 60 66 76 85 80 85 60 80 80 82 80 80 80 70 85 85 50 70 65 80 70 65 60 60 23 50 24 20 12 70 80 80 80 85 85 60 75 25 40 55 55 70 73 70 46 43 41 27 12 47 48 59 20 7

12 58 14 4

47 12 12 22 31 16 75 86 70 40 40 60 50 65 60 55 40 48 25 60 71 36 85 31 58 64 58 50 69 10 60 25 3898000 3898000 Comparison of (a) Revised and (b) Previous (PG&E, 2011) Mapping, Offshore of DCPP DCPP GEOLOGIC MAPPING PROJECT (a)

Pacific Gas and Electric Company 3898000 3898000 (b)

D i s c h a r g e C o v e I n t a k e C o v e

µ 0

500 1,000 ft.

0 100 200 m

Note: Panel A map explanation on Plate 2.

Changes:

1) Added extent of Obispo Formation previously exposed and mapped beneath DCPP (eastern portion of figure).
2) Subdivided Obispo Formation tuffs and volcaniclastics into tuffaceous resistant subunit (Tmor),

bedded fine-grained subunit (Tmofc), and bedded coarser-grained volcaniclastic subunit (Tmofb).

(throughout the figure extent)

3) Added bedding attitudes and faults (throughout the figure extent).
4) Modified interpretation of Discharge Cove faults and stratigraphy based on additional Kelpfly MBES data (central and northwestern portion of figure).
5) Modified contact between Obispo Formation diabase (Tmod) and tuffaceous, resistant Obispo Formation (Tmor) based on helicopter magnetic survey data (across the central portion of the figure).

Map projection and scale:

Figure 7-6 1:5,000 NAD 83 / UTM Zone 10N, Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_07-07.mxd; Date: 06/02/2014; User: Alex Remar, LCI S h o r e l i n e F a u l t Z o n e D i s c h a r g e C o v e I n t a k e C o v e 3898000 3898000 Comparison of (a) Revised and (b) Previous (PG&E, 2011) Artificial Hillshade Images of the Discharge Cove Area DCPP GEOLOGIC MAPPING PROJECT (a)

Pacific Gas and Electric Company S h o r e l i n e F a u l t Z o n e D i s c h a r g e C o v e I n t a k e C o v e 3898000 3898000 (b)

µ 0

500 1,000 ft.

0 100 200 m

1:5,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Figure 7-7 Image Source: Composite DEM, version 7 (DCPP Geodatabase, 2013)

Artificial sunlight azimuth and inclination (degrees): 315 / 45 Image Source: Composite DEM, version 6 (DCPP Geodatabase, 2011)

Artificial sunlight azimuth and inclination (degrees): 045 / 45 Ch9.GEO.DCPP.TR.14.01 R0

File path: S:\\1005\\020\\QA_GIS\\Final_Figures\\Figure_07-08.mxd; Date: 06/03/2014; User: Alex Remar, LCI

H M H M H M H M

-120°51'

-120°51'

-120°52'

-120°52' 35°13' 35°13' Helicopter Magnetic Survey Data in the DCPP Area and Inferred Geologic Contact between Tmod and Tmor DCPP GEOLOGIC MAPPING PROJECT Figure Pacific Gas and Electric Company

+/-

0 500 1,000 ft.

0 200 400 m

7-8 EXPLANATION Notes:

- Magnetic data are from Langenheim et al. (2012).

- See Plate 2 for geologic units and explanation of geologic contacts.

I n t a k e C o v e D i s c h a r g e C o v e S h o r e l i n e F a u l t Z o n e Total Magnetic Intensity (nT) 48,800 47,250 1:12,000 NAD 83 / UTM Zone 10N, Map projection and scale:

Geologic Contacts H M Helicopter Magnetic and MBES data Tmod / Tmor contact defined by:

Onshore mapping and MBES data Other geologic contacts

?

Ch9.GEO.DCPP.TR.14.01 R0