← Impaired waters

Waterbody profile

Official Water Board record · 2026 cycle

Pacific Ocean Shoreline at Avila Beach (SLO Creek mouth)

Waterbody ID (WBID)
CAC3102402120100404162226
County / counties
San Luis Obispo
Regional Water Board
Regional Board 3 - Central Coast Region
Waterbody type
Coastal & Bay Shoreline
Condition category
Category 5 — 303(d) listed, TMDL required
Integrated Report cycle
2026

303(d) listings (2)

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
EnterococcusPathogens129309Do Not Delist from 303(d) list (TMDL required list)Revised5A TMDL still requiredLow
Total ColiformPathogens79924List on 303(d) list (TMDL required list)Original5A 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
CAC3102402120100404162226
CALWNUM
3310.240201, 3310.250002
WBD code
180600060705
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
0.21 Miles

Derived facility associations

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

Derived
California Fine Wire Company

Grover City · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Chevron Avila Terminal

Avila Beach · Notice of Intent · 0.60 km away

derived_receiving_water

Derived by California Stormwater Intelligence

Garden State Nectar

Oceano · Notice of Non-Applicability

derived_watershed_association

Derived by California Stormwater Intelligence

Leons Wrecking

Arroyo Grande · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Port San Luis Harbor District

Avila Beach · 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.