Statewide	CATEGORY 4B	Final 2012 Integrated Report (CWA Section 303(d) List / 305(b) Report)
2012 CALIFORNIA LIST OF WATER QUALITY LIMITED SEGMENTS
BEING ADDRESSED BY ACTIONS OTHER THAN TMDLS

Category 4B Criteria: A water segment where ALL its 303(d) listings are being addressed by action(s) other than TMDL.

* USGS HUC = US Geological Survey Hydrologic Unit Code. Calwater = is the State Water Resources Control Board hydrological subunit area or even smaller area delineation.

REGION	WATER BODY NAME	WATER TYPE	WATERSHED* CALWATER / USGS HUC	POLLUTANT POTENTIAL SOURCES Relevant Notes	ESTIMATED AREA ASSESSED	FIRST YEAR LISTED	PROGRAM COMPLETION DATE
2	Castro Cove, Richmond (San Pablo Basin)	Estuary	20660014  /  18050002	Dieldrin (sediment) Point Source Urban Runoff/Storm Sewers	71 Acres	2002	2010
				Mercury (sediment) Point Source Urban Runoff/Storm Sewers	71 Acres	2006	2010
				PAHs (Polycyclic Aromatic Hydrocarbons) (sediment) Point Source Urban Runoff/Storm Sewers	71 Acres	2002	2010
				Selenium (sediment) Point Source Urban Runoff/Storm Sewers	71 Acres	2002	2010
2	Stege Marsh	Estuary	20330011  /  18050002	Chlordane Source Unknown	29 Acres	2006	2019
				Copper Source Unknown	29 Acres	2006	2019
				Dacthal Source Unknown	29 Acres	2006	2019
				Dieldrin Source Unknown	29 Acres	2006	2019
				Mercury Source Unknown	29 Acres	2006	2019
				PCBs (Polychlorinated biphenyls) Source Unknown	29 Acres	2006	2019
				Zinc Source Unknown	29 Acres	2006	2019
4	Port Hueneme Harbor (Back Basins)	Bay & Harbor	40311000  /  18070103	DDT (tissue) Nonpoint Source Point Source	65 Acres	1994	2019
				PCBs (Polychlorinated biphenyls) (tissue) Nonpoint Source Point Source	65 Acres	1992	2019
6	Aspen Creek	River & Stream	8632.100800  /  16050201	Metals Source Unknown	0.99 Miles	1992	2019
				This listing is being addressed through a CERCLA remediation program and through ongoing work by Lahontan Water Board staff.
6	Bryant Creek	River & Stream	8632.100800  /  16050201	Metals Acid Mine Drainage Inactive Mining Mine Tailings Nonpoint Source	3.3 Miles	1992	2019
				This listing is being addressed through a CERCLA remediation program and through ongoing work by Lahontan Water Board staff.
6	Buckeye Creek	River & Stream	8630.300500,8630.400201,8630.400202,8630.400204  /  16050301	Fecal Coliform Agriculture-grazing	18 Miles		2015
6	Cold Creek	River & Stream	8634.100301,8634.100303  /  16050101	Total Nitrogen as N Source Unknown	8 Miles	2010	2028
6	East Walker River, above Bridgeport Reservoir	River & Stream	8630.300500  /  16050301	Fecal Coliform Natural Sources Other Urban Runoff Pasture Grazing-Riparian and/or Upland Recreational and Tourism Activities (non-boating)	7.8 Miles	2012	2027
				This listing is being addressed through the implementation of management practices for livestock grazing under Lahontan RWQCB Resolution R6T-2007-0019, Waiver of Waste Discharge Requirements for Grazing Operations in the East Walker River Watershed (Bridgeport Valley and Tributaries) of the Lahontan Region.
6	Leviathan Creek	River & Stream	8632.100800  /  16050201	Metals Acid Mine Drainage	3.3 Miles	1992	2019
6	Mono Lake	Saline Lake	9601.000305,9601.000306,9601.000800  /  18090101	Salinity/TDS/Chlorides Crop-Related Sources	45299 Acres	1998	2019
6	Robinson Creek (Hwy 395 to Bridgeport Res)	River & Stream	8630.300500  /  16050301	Fecal Coliform Agricultural Return Flows Natural Sources Onsite Wastewater Systems (Septic Tanks) Pasture Grazing-Riparian and/or Upland Recreational and Tourism Activities (non-boating)	2 Miles		2027
				This listing is being addressed through the implementation of management practices for livestock grazing under Lahontan RWQCB Resolution R6T-2007-0019, Waiver of Waste Discharge Requirements for Grazing Operations in the East Walker River Watershed (Bridgeport Valley and Tributaries) of the Lahontan Region.
6	Robinson Creek (Twin Lakes to Hwy 395)	River & Stream	8630.300500,8630.400302  /  16050301	Fecal Coliform Natural Sources Onsite Wastewater Systems (Septic Tanks) Pasture Grazing-Riparian and/or Upland Recreational and Tourism Activities (non-boating)	9.8 Miles	2012	2027
				This listing is being addressed through the implementation of management practices for livestock grazing under Lahontan RWQCB Resolution R6T-2007-0019, Waiver of Waste Discharge Requirements for Grazing Operations in the East Walker River Watershed (Bridgeport Valley and Tributaries) of the Lahontan Region.
6	Searles Lake	Saline Lake	9621.100000  /  18090205	Salinity/TDS/Chlorides Source Unknown	42908 Acres	2006	2019
				This listing is being addressed through Lahontan Water Board Cleanup and Abatement Orders 6-00-64, 6-00-64A1 and 6-00-64A2.
				Total Petroleum Hydrocarbons Industrial Point Sources	42908 Acres	2006	2019
				This listing is being addressed through Lahontan Water Board Cleanup and Abatement Orders 6-00-64, 6-00-64A1 and 6-00-64A2.
6	Snowshoe Thompson Ditch 1	River & Stream	8632.200000,8633.100003  /  16050201	Phosphorus Source Unknown	1.3 Miles	2012	2025
				Total Kjeldahl Nitrogen (TKN) Source Unknown	1.3 Miles	2012	2025
9	San Diego Bay Shoreline, between Sampson and 28th Streets	Bay & Harbor	90822000  /  18070304	Copper Nonpoint Source Point Source	53 Acres	1992	2015
				Mercury Major Industrial Point Source	53 Acres	1990	2013
				PAHs (Polycyclic Aromatic Hydrocarbons) Nonpoint Source Point Source	53 Acres	1992	2013
				PCBs (Polychlorinated biphenyls) Major Industrial Point Source Unknown Nonpoint Source Unknown Point Source Urban Runoff/Storm Sewers	53 Acres	1990	2013
				Zinc Source Unknown Unknown Nonpoint Source Unknown Point Source	53 Acres	1990	2013