← Impaired waters

Waterbody profile

Official Water Board record · 2026 cycle

Castro Cove, Richmond (San Pablo Basin)

Waterbody ID (WBID)
CAE2066001420020530174802
County / counties
Contra Costa
Regional Water Board
Regional Board 2 - San Francisco Bay Region
Waterbody type
Estuary
Condition category
Category 4b — Other control measures expected to attain standards
Integrated Report cycle
2026

303(d) listings (4)

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
DieldrinPesticides70725List on 303(d) list (being addressed by action other than TMDL)Original5C — Addressed by action other than a TMDL——
Mercury (sediment)Metals69272List on 303(d) list (being addressed by action other than TMDL)Original5C — Addressed by action other than a TMDL——
PAHs (Polycyclic Aromatic Hydrocarbons)Toxic Organics70596List on 303(d) list (being addressed by action other than TMDL)Original5C — Addressed by action other than a TMDL——
SeleniumMetals70656List on 303(d) list (being addressed by action other than TMDL)Original5C — Addressed by action other than a TMDL——

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
CAE2066001420020530174802
CALWNUM
2206.600104
WBD code
180500020801
Geometry
Official Water Board GIS (CA_WATERBOARDS_GIS_FINAL_2026)

Location

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

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Watershed
—
Assessed size
67.68 Acres

Derived facility associations

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

Derived
BNSF Railway Richmond

Richmond · Notice of Intent · 0.60 km away

derived_receiving_water

Derived by California Stormwater Intelligence

kval inc

Petaluma · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

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.