← Impaired waters

Waterbody profile

Official Water Board record · 2026 cycle

Central Basin, San Francisco (part of SF Bay, Lower)

Waterbody ID (WBID)
CAB2044001020020930154937
County / counties
San Francisco
Regional Water Board
Regional Board 2 - San Francisco Bay Region
Waterbody type
Bay & Harbor
Condition category
Category 5 — 303(d) listed, TMDL required
Integrated Report cycle
2026

303(d) listings (11)

Each row is one official listing decision from Appendix A of the Final 2026 California Integrated Report. Source terminology is preserved as published.

Pollutant / stressorDecision IDFinal listing decisionDecision statusTMDL requirement statusTMDL projectTMDL priority
ChlordanePesticides151229Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
DDT (Dichlorodiphenyltrichloroethane)Pesticides151522Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
DieldrinPesticides151230Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
Dioxin compounds (including 2,3,7,8-TCDD)Toxic Organics151231Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
Furan CompoundsToxic Organics151233Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
Invasive SpeciesOther Cause170596Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
MercuryMetals98752List on 303(d) list (being addressed by USEPA approved TMDL)Original5B Addressed by USEPA-approved TMDLSan Francisco Bay Mercury
PAHs (Polycyclic Aromatic Hydrocarbons)Toxic Organics151582Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
PCBs (Polychlorinated biphenyls)Toxic Organics69545List on 303(d) list (being addressed by USEPA approved TMDL)Original5B Addressed by USEPA-approved TMDLSan Francisco Bay PCBs
PCBs (Polychlorinated biphenyls) (dioxin-like)Toxic Organics69544List on 303(d) list (being addressed by USEPA approved TMDL)Original5B Addressed by USEPA-approved TMDLSan Francisco Bay PCBs
SeleniumMetals151234Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow

Source & provenance

Agency
California State Water Resources Control Board
Report
Final 2026 California Integrated Report
Dataset
Appendix A — 2026 303(d) List of Impaired Waters
Imported
Sep 16, 2026, 10:56 PM UTC
Waterbody ID
CAB2044001020020930154937
CALWNUM
20440010
Geometry
Not available in imported GIS services

Location

Official 2026 Water Board geometry. Demonstration facility markers are shown for context only.

Official Water Board geometry was not available in the imported GIS services for this waterbody. All regulatory information above comes directly from Appendix A.

Watershed
Assessed size
39.69 Acres

Derived facility associations

Industrial stormwater facilities geographically associated with this waterbody. These are derived spatial associations, not Water Board findings.

Derived

No industrial stormwater facility is geographically associated with this waterbody.

Facility records are official Industrial General Permit registrations, but the association between a facility and this waterbody is derived geographically (proximity or shared HUC12 subwatershed) and is not a Water Board receiving-water determination. Where a permit carries a Water Board-stated TMDL requirement naming this water, it is listed separately above.