← Impaired waters

Waterbody profile

Official Water Board record · 2026 cycle

Porter Gulch Creek

Waterbody ID (WBID)
CAR3041301320080603122516
County / counties
Santa Cruz
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 (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
EnterococcusPathogens100114List on 303(d) list (TMDL required list)Original5A TMDL still requiredLow
Escherichia coli (E. coli)Pathogens75063List 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
Aug 21, 2026, 12:44 AM UTC
Waterbody ID
CAR3041301320080603122516
CALWNUM
3304.130103, 3304.130104
WBD code
180600150305
Geometry
Official Water Board GIS (CA_WATERBOARDS_GIS_FINAL_2026)

Location

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

Loading map…
Watershed
Assessed size
2.27 Miles

Derived facility associations

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

Derived
Light & Motion Industries

Marina · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

Marina U Store Self Storage

Marina · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

MONTEREY PENINSULA MOVERS

Marina · Notice of Non-Applicability

derived_watershed_association

Derived by California Stormwater Intelligence

Monterey Regional Airport

Monterey · Notice of Intent

derived_watershed_association

Derived by California Stormwater Intelligence

Santa Cruz Mountain Vineyard

Santa Cruz · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

Serotonin

Marina · No Exposure Certification

derived_watershed_association

Derived by California Stormwater Intelligence

UC Santa Cruz

Santa Cruz · 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.