← Impaired waters

Waterbody profile

Official Water Board record · 2026 cycle

Mission Creek (Santa Barbara County)

Waterbody ID (WBID)
CAR3153201119980826110307
County / counties
Santa Barbara
Regional Water Board
Regional Board 3 - Central Coast Region
Waterbody type
River & Stream
Condition category
Category 5 — 303(d) listed, TMDL required
Integrated Report cycle
2026

303(d) listings (5)

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
ChlordanePesticides110705List on 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
Escherichia coli (E. coli)Pathogens125803Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
Fecal ColiformPathogens130210Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
Oxygen, DissolvedNutrients110728Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
ToxicityTotal Toxics110737Do 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
Aug 21, 2026, 12:44 AM UTC
Waterbody ID
CAR3153201119980826110307
CALWNUM
3315.320001
WBD code
180600130203
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
8.7 Miles

Derived facility associations

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

Derived
Agri Chip

Santa Barbara · Notice of Intent · 0.51 km away

derived_nearby_in_watershed

Derived by California Stormwater Intelligence

City of Santa Barbara

Santa Barbara · Notice of Intent · 0.60 km away

derived_nearby_in_watershed

Derived by California Stormwater Intelligence

Jaffurs Wine Cellars

Santa Barbara · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

Lafond Winery

Buellton · Notice of Intent · 0.32 km away

derived_nearby_in_watershed

Derived by California Stormwater Intelligence

Lash Construction Recycle Facility

Santa Barbara · Notice of Intent · 0.85 km away

derived_nearby_in_watershed

Derived by California Stormwater Intelligence

MarBorg 800 Cacique Street

Santa Barbara · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Marborg Industries Recycle Yar

Santa Barbara · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

MarBorg Industries Rubble Yard

Santa Barbara · Notice of Intent · 0.90 km away

derived_nearby_in_watershed

Derived by California Stormwater Intelligence

Marborg Maintenance Yard

Santa Barbara · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Santa Barbara City Waterfront Dept

Santa Barbara · Notice of Intent · 0.53 km away

derived_nearby_in_watershed

Derived by California Stormwater Intelligence

Santa Barbara Iron Metal Recyclers

Santa Barbara · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Santa Barbara Metr Trans Dist

Santa Barbara · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Santa Barbara Ready Mix

Santa Barbara · Notice of Intent · 0.83 km away

derived_nearby_in_watershed

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.