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Clean Water Act discharge permit · NPDES CA0078174

SANGER SAND AND GRAVEL PLANT, Sanger, CA: NPDES CA0078174 discharge permit, effluent exceedances, inspections, penalties

SANGER SAND AND GRAVEL PLANT, held by CALMAT CO., holds NPDES permit CA0078174, which discharges to Kings River. EPA’s file records it issued June 22, 2007 and expiring August 1, 2012. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedSANGER SAND AND GRAVEL PLANT
Permittee as filedCALMAT CO.
NPDES IDCA0078174
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJune 22, 2007
Expiration dateAugust 1, 2012
AddressSanger, CA 93657
Receiving waterKINGS RIVER
SubwatershedCollins Creek-Kings River (HUC 180300120205)
SIC1442 – Construction Sand And Gravel
Other EPA IDs (FRS)ICIS-AIR source CASJV00006019C0652

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH231January 31, 2017
Aluminum, total recoverable090
Solids, total suspended420
Specific conductance220
TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum)220
TU Static Renewal 7-Day Chronic Ceriodaphnia dubia220
TU Static Renewal 7-Day Chronic Pimphales promelas220
Iron, total recoverable120
Lead, total recoverable020
Alkalinity, total [as CaCO3]110
Phosphorus, total [as P]110
Hardness, total [as CaCO3]110
Magnesium, total recoverable110
Chloride [as Cl]110
Boron, total recoverable110
Manganese, total recoverable110
Aluminum, acid soluble110
Calcium, total recoverable010
Sodium, total recoverable010
Potassium, total recoverable010
Copper, total recoverable010
Total Petroleum Hydrocarbons - Diesel010
Flow, in conduit or thru treatment plant200
%Surv Static 96Hr Acute Pimphales Promelas200
Calcium, total [as Ca]100
Sodium, total [as Na]100
Potassium, total [as K]100
Sulfate, total [as SO4]100
Hydrocarbons, petroleum100

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES CA0078174.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES CA0078174 for the Sanger Sand and Gravel Plant in Sanger, CA, held by CALMAT CO., which discharges to Kings River in the Collins Creek-Kings River watershed (HUC 180300120205). The page lists a permit status of administratively continued, a Minor discharger class, 22 pollutants under a numeric limit, and 1 pollutant with an effluent exceedance.