Bulletin 250 Fish Passage Improvement 2005 E-34 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Figures Figure E-1 2003 Fish Passage Improvement Program priority waterways and known structures of the Bay Area and Delta Figure E-2 Mean monthly flows from 1891 to 2000 on Alameda Creek at Niles Figure E-3 Mean monthly flows from 1957 to 1985 on Arroyo Valle at Pleasanton Figure E-4 Mean monthly flows from 1962 to 1985 on Arroyo Mocho at Pleasanton Figure E-5 Mean monthly flows from 1930 to 2000 on San Francisquito Creek at Stanford University Figure E-6 Mean monthly flows from 1930 to 1941 on Los Trancos Creek near Stanford University Figure E-7 Mean monthly flows from 1953 to 1983 on Marsh Creek near Byron Figure E-8 Mean monthly flows from 1967 to 2000 on San Lorenzo River at San Lorenzo

Photographs Photo E-1 Lower Alameda Creek—inflatable dam Photo E-2 Lower Alameda Creek—Bart Weir Photo E-3 Alameda Creek—Sunol Dam Photo E-4 Alameda Creek—Niles Dam Photo E-5 Alameda Creek—East Bay Regional Park District swim dam prior to removal in 2001 Photo E-6 Los Trancos Creek—Old Los Trancos Flashboard Dam Photo E-7 Marsh Creek—drop structure Photo E-8 San Francisquito Creek—Searsville Dam Photo E-9 Palomares Creek—Don Castro spillway Photo E-10 Cull Creek—Cull Canyon spillway Photo E-11 York Creek—York Creek Dam, downstream face

Tables Table E-1 Partial list of barriers to fish passage in the Alameda Creek watershed Table E-2 Partial list of barriers to fish passage in Los Trancos Creek – San Mateo and Santa Clara counties Table E-3 Partial list of barriers to fish passage in Marsh Creek - Contra Costa County Table E-4 Partial list of barriers to fish passage in San Francisquito Creek – San Mateo and Santa Clara Counties Table E-5 Partial list of barriers to fish passage in San Lorenzo Creek - Alameda County Table E-6 Partial list of barriers to fish passage in York Creek – Napa County

Bulletin 250 Fish Passage Improvement 2005 E-35 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Figure E-1 2003 Fish Passage Improvement Program priority waterways and known structures of the Bay Area and Delta

Bulletin 250 Fish Passage Improvement 2005 E-36 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Figure E-2 Mean monthly flows from 1891 to 2000 on Alameda Creek at Niles

500 400 300

CFS 200 100 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Month

Note: USGS gage number 11179000 (USGS 2002)

Figure E-3 Mean monthly flows from 1957 to 1985 on Arroyo Valle at Pleasanton

120 100 80 60 CFS 40 20 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Month

Note: USGS gage number 11176600 (USGS 2002) Bulletin 250 Fish Passage Improvement 2005 E-37 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Figure E-4 Mean monthly flows from 1962 to 1985 on Arroyo Mocho at Pleasanton

50 40 30

CFS 20 10 0 Jan Feb M ar Apr M ay Jun Jul Aug Sep Oct Nov Dec Month

Note: USGS gage number 11176200 (USGS 2002)

Figure E-5 Mean monthly flows from 1930 to 2000 on San Francisquito Creek at Stanford University

100 80 60

CFS 40 20 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Month

Note: USGS gage number 11164500 (USGS 2002)

Bulletin 250 Fish Passage Improvement 2005 E-38 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Figure E-6 Mean monthly flows from 1930 to 1941 on Los Trancos Creek near Stanford University

4

3

S 2 CF 1

0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Month

Note: USGS gage number 11163000 (USGS 2002)

Figure E-7 Mean monthly flows from 1953 to 1983 on Marsh Creek near Byron

40

30

20 CFS 10

0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Month

Note USGS gage number 11337500 (USGS 2002)

Bulletin 250 Fish Passage Improvement 2005 E-39 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Figure E-8 Mean monthly flows from 1967 to 2000 on San Lorenzo River at San Lorenzo

80

60

40 CFS 20

0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Month

Note: USGS gage number 11181040 (USGS 2002).

Bulletin 250 Fish Passage Improvement 2005 E-40 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Photo E-1 Lower Alameda Creek—inflatable dam

Photo E-2 Lower Alameda Creek—Bart Weir

Paul Salop photo

Bulletin 250 Fish Passage Improvement 2005 E-41 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Photo E-3 Alameda Creek—Sunol Dam

SFPUC photo

Photo E-4 Alameda Creek—Niles Dam

SFPUC photo Bulletin 250 Fish Passage Improvement 2005 E-42 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Photo E-5 Alameda Creek—East Bay Regional Park District swim dam prior to removal in 2001

Jeff Miller photo

Photo E-6 Los Trancos Creek—Old Los Trancos Flashboard Dam

Kevin Murray, SF Creek JPA photo Bulletin 250 Fish Passage Improvement 2005 E-43 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Photo E-7 Marsh Creek—drop structure

NH photo

Photo E-8 San Francisquito Creek—Searsville Dam

Matt Stoecker photo Bulletin 250 Fish Passage Improvement 2005 E-44 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Photo E-9 Palomares Creek—Don Castro spillway

ACPWA photo

Photo E-10 Cull Creek—Cull Canyon spillway

ACPWA photo

Bulletin 250 Fish Passage Improvement 2005 E-45 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Photo E-11 York Creek—York Creek Dam, downstream face

DWR photo

Bulletin 250 Fish Passage Improvement 2005 E-46 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Table E-1 Partial list of barriers to fish passage in the Alameda Creek watershed Fish passage Structure name RM Height (ft) Width (ft) Description facility Passage? Alameda Creek BART weir 9.5 12 Concrete sloping None No drop structure

Middle Inflatable 9.6 13 276 Seasonal, None Passable Dam inflatable rubber when dam deflated

Upper Inflatable 10.5 13 375 Seasonal, None Passable Dam inflatable rubber when dam deflated

Niles Dam 11.9 6 Dam Nonfunctional Observed ladder passable at 233-397 cfs Sunol Dam 16.3 22 Dam Nonfunctional No ladder

Natural Gas 18.6 10 Sloping articulated None Barrier at all Pipeline concrete mat but the protecting 36 ft. highest flows

Weir 19.7 6 Rock gabions 6 ft. None Passable at high and 10 ft. modest flows deep

Alameda Creek 27.6 Dam diverts water None No Diversion Dam to Calaveras Reservoir

Arroyo Mocho Drop structure 0 2-3 Sloping structure None Structure and concrete apron removed

Drop structure 7.5 3-4 Vertical structure Potential No passage stabilizing a passage in a at 10-12 cfs. railroad bridge side channel. May be passable at higher flows.

Road crossing 12 Sloping 20 ft. Concrete apron, None Structure section 20-ft. steeply removed sloping section plus 20-ft. low gradient section

Bulletin 250 Fish Passage Improvement 2005 E-47 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Table E-2 Partial list of barriers to fish passage in Los Trancos Creek – San Mateo and Santa Clara counties Height Width Fish passage Structure name RM (ft) (ft) Description facility Passage? Los Trancos 3 6 Flashboard dam with Dam is Passable at Flashboard Dam concrete-lined basin notched intermediate and high flows

Felt Lake Diversion 2.5 Dam Ladder Operating Dam

Culvert Double Box Culvert Low flow barrier Culvert Double Box Culvert Low flow barrier

Table E-3 Partial list of barriers to fish passage in Marsh Creek - Contra Costa County Height Width Fish passage Structure name RM (ft) (ft) Description facility Passage? Marsh Creek drop- 5 40 Concrete drop- None Maybe under structure structure extreme high flows

Bulletin 250 Fish Passage Improvement 2005 E-48 Appendix E Bay Area and Delta Watersheds Outside the FPIP Geographic Scope

Table E-4 Partial list of barriers to fish passage in San Francisquito Creek – San Mateo and Santa Clara Counties Height Width Fish passage Structure name RM (ft) (ft) Description facility Passage? Stanford golf cart crossing 6.96 42-inch iron and 24- None Removed in inch asbestos cement summer 2004 pipe culvert under a road

Bonde Bridge apron 4.76 Bridge apron/culvert None Pending funding, landowner permission, & permitting

Unnamed weir 7.77 Dam/weir None Needs evaluation

Lake Lagunita Diversion Dam 8.01 Dam/weir None Needs evaluation

Table E-5 Partial list of barriers to fish passage in San Lorenzo Creek - Alameda County Height Width Fish passage Structure name RM (ft.) (ft.) Description facility Passage? Don Castro Dam Dam None No Cull Canyon Dam Dam None No Zone 2, Line B Lorenzo C 3.8 Mile long None A barrier Fld Control Channel Concrete Flood Control Channel

Table E-6 Partial list of barriers to fish passage in York Creek – Napa County Height Width Fish passage Structure name RM (ft) (ft) Description facility Passage? Diversion structure 2 5 Proposed infiltration Cascading steps Passable gallery with resting pools at all flows

York Dam 2.5 50 Earthen dam None No