Del Puerto Creek (Stanislaus County)

Waterbody ID (WBID): CAR5421003020210106050661
County / counties: Stanislaus
Regional Water Board: Regional Board 5 - Central Valley Region
Waterbody type: River & Stream
Condition category: Category 5 — 303(d) listed, TMDL required
Integrated Report cycle: 2026

303(d) listings (14)

Each row is one official listing decision from Appendix A of the Final 2026 California Integrated Report. Source terminology is preserved as published.

Pollutant / stressor	Decision ID	Final listing decision	Decision status	TMDL requirement status	TMDL project	TMDL priority
BifenthrinPesticides	161295	Do Not Delist from 303(d) list (being addressed with action other than TMDL)	Revised	5C — Addressed by action other than a TMDL	—	—
BoronMetals	160428	Do Not Delist from 303(d) list (TMDL required list)	Revised	5A — TMDL still required	—	Low
ChromiumMetals	161284	Do Not Delist from 303(d) list (TMDL required list)	Revised	5A — TMDL still required	—	Low
CyfluthrinPesticides	161283	Do Not Delist from 303(d) list (being addressed with action other than TMDL)	Revised	5C — Addressed by action other than a TMDL	—	—
Cyhalothrin, LambdaPesticides	161289	Do Not Delist from 303(d) list (being addressed with action other than TMDL)	Revised	5C — Addressed by action other than a TMDL	—	—
DDE (Dichlorodiphenyldichloroethylene)Pesticides	168629	Do Not Delist from 303(d) list (TMDL required list)	Revised	5A — TMDL still required	—	Low
DiuronPesticides	161287	Do Not Delist from 303(d) list (being addressed with action other than TMDL)	Revised	5C — Addressed by action other than a TMDL	—	—
Esfenvalerate/FenvaleratePesticides	161281	Do Not Delist from 303(d) list (being addressed with action other than TMDL)	Revised	5C — Addressed by action other than a TMDL	—	—
Indicator BacteriaPathogens	165291	Do Not Delist from 303(d) list (TMDL required list)	Revised	5A — TMDL still required	—	Low
NickelMetals	160434	Do Not Delist from 303(d) list (TMDL required list)	Revised	5A — TMDL still required	—	Low
OxyfluorfenPesticides	161297	List on 303(d) list (TMDL required list)	Revised	5A — TMDL still required	—	Low
pHOther Cause	161302	Do Not Delist from 303(d) list (TMDL required list)	Revised	5A — TMDL still required	—	Low
PyrethroidsPesticides	161272	Do Not Delist from 303(d) list (being addressed with action other than TMDL)	Revised	5C — Addressed by action other than a TMDL	—	—
ToxicityTotal Toxics	161301	Do Not Delist from 303(d) list (being addressed with action other than TMDL)	Revised	5C — 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: Aug 21, 2026, 12:44 AM UTC
Waterbody ID: CAR5421003020210106050661
CALWNUM: 6535.500000, 6541.100000, 6542.100301, 6542.100302, 6542.100303, 6542.100304, 6542.100305
WBD code: 180400020301, 180400020302, 180400020403, 180400020405
Geometry: Official Water Board GIS (CA_WATERBOARDS_GIS_FINAL_2026)

View official Water Board fact sheet ↗Download Appendix A source file ↗

Location

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

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Watershed: —
Assessed size: 29.25 Miles

Derived facility associations

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

Derived

Aemetis Advanced Fuels Keyes Inc

Ceres · Notice of Non-Applicability

derived_watershed_association