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Clean Water Act discharge permit · NPDES CAR10I04Q

BIG SANDY RANCHERIA WATER SYSTEM IMPROVEMENTS, Auberry, CA: NPDES CAR10I04Q discharge permit, effluent exceedances, inspections, penalties

BIG SANDY RANCHERIA WATER SYSTEM IMPROVEMENTS, held by Big Sandy Rancheria of Western Mono Indians of California, holds NPDES permit CAR10I04Q. EPA’s file records it issued December 31, 2025 and expiring February 16, 2027.

BIG SANDY RANCHERIA WATER SYSTEM IMPROVEMENTS, Auberry, California: Coverage under a general permit CAR10I04Q, held by Big Sandy Rancheria of Western Mono Indians of California; Construction stormwater; Effective; issued December 31, 2025, term to February 16, 2027, by U.S. EPA.

California holds 194 Construction stormwater coverages of this permit type in EPA’s file; 57 were issued before CAR10I04Q. Big Sandy Rancheria of Western Mono Indians of California holds 2 permits in California.

Other permits held by Big Sandy Rancheria of Western Mono Indians of California

Coverages issued nearest CAR10I04Q

BIG SANDY RANCHERIA WATER SYSTEM IMPROVEMENTS among its neighbors

EPA’s permit file holds 2 discharge permits in the Kerckhoff Lake-San Joaquin River subwatershed (HUC 180400061301), CAR10I04Q among them.

Other permits in the Kerckhoff Lake-San Joaquin River subwatershed (HUC 180400061301)

What the register holds for BIG SANDY RANCHERIA WATER SYSTEM IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in Auberry, California. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES CAR10I04Q.

Identity

Facility as filedBIG SANDY RANCHERIA WATER SYSTEM IMPROVEMENTS
Permittee as filedBig Sandy Rancheria of Western Mono Indians of California
NPDES IDCAR10I04Q
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedDecember 31, 2025
Expiration dateFebruary 16, 2027
Issuing agencyU.S. EPA
AddressAuberry, CA 93602
SubwatershedKerckhoff Lake-San Joaquin River (HUC 180400061301)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES CAR10I04Q.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES CAR10I04Q.

Inspections

EPA’s inspection file holds no inspection for NPDES CAR10I04Q.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES CAR10I04Q.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers the NPDES permit CAR10I04Q, held by Big Sandy Rancheria of Western Mono Indians of California for the BIG SANDY RANCHERIA WATER SYSTEM IMPROVEMENTS facility in Auberry, CA, a construction stormwater program permit listed as Effective and as a Minor discharger class. The figures listed are 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.