← Impaired waters

Waterbody profile

Official Water Board record · 2026 cycle

Crown Beach (San Francisco Bay, Lower)

Waterbody ID (WBID)
CAC2042004020161017060616
County / counties
Alameda
Regional Water Board
Regional Board 2 - San Francisco Bay Region
Waterbody type
Coastal & Bay Shoreline
Condition category
Category 5 — 303(d) listed, TMDL required
Integrated Report cycle
2026

303(d) listings (1)

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
Indicator BacteriaPathogens151067List on 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
Aug 21, 2026, 12:44 AM UTC
Waterbody ID
CAC2042004020161017060616
CALWNUM
2204.100000, 2204.200400
WBD code
180500041001
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
1.91 Miles

Derived facility associations

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

Derived
Amtrak Oakland Maintenance Facility

Oakland · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Bay Area Concrete Alameda

Alameda · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

derived_watershed_association

Derived by California Stormwater Intelligence

Chemical Compounding Co

Oakland · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Codexis

Redwood City · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

DHL Express OAK

Oakland · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

Gallagher Burk Inc

Oakland · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Gallagher and Burk Materials Division

Oakland · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

General Foundry Service Corp

San Leandro · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Illumina Inc

Foster City · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

Intematix Inc

Fremont · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

iRhythm Technologies

San Francisco · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

Lam Research CA 5

Fremont · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

Marine Express

Alameda · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Recology San Francisco Sustainable Crushing

San Francisco · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Safe Harbor Ballena Isle Suite 111

Alameda · No Exposure Certification · 0.90 km away

derived_receiving_water

Derived by California Stormwater Intelligence

St George Spirits Inc

Alameda · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

UPS Oakland Hub CAOAK

Oakland · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Veolia

Burlingame · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Vision Recycling

San Lorenzo · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Wayne A Johnson

Oakland · Notice of Non-Applicability

derived_watershed_association

Derived by California Stormwater Intelligence

Zarc Recycling

South San Francisco · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Zollner Electronics Inc

Fremont · No Exposure Certification

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.