Turlock, City of

NPDES permit CA0078948 · Major POTW · expired, expires 2026-03-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2026-03-31 and is expired: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
4of 17 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 32 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (242)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeINST MAX report only all year
001TurbidityMO AVG report only all year
001TurbidityDAILY MX report only all year
001Specific conductanceMO AVG report only all year
001Specific conductanceANNL AVG <= 1250 umho/cm all year
001Specific conductanceANNL AVG <= 1250 umho/cm all year
001Specific conductanceDAILY MX report only all year
001Specific conductanceDAILY MX report only all year
001Oxygen, dissolved [DO]INST MIN report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 10 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 15 mg/L all year
001pHMINIMUM >= 6.5 SU all year
001pHMINIMUM report only all year
001pHMAXIMUM <= 8.5 SU all year
001pHMAXIMUM report only all year
001Solids, total suspendedMO AVG <= 10 mg/L all year
001Solids, total suspendedWKLY AVG <= 15 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 1.3 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 2.2 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 3.7 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 6.8 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, nitrite total [as N]MO AVG report only all year
001Nitrogen, nitrite total [as N]DAILY MX report only all year
001Nitrogen, nitrate total [as N]MO AVG report only all year
001Nitrogen, nitrate total [as N]DAILY MX report only all year
001Nitrite + Nitrate total [as N]MO AVG <= 10 mg/L all year
001Nitrite + Nitrate total [as N]WKLY AVG <= 13 mg/L all year
001Phosphorus, total [as P]DAILY MX report only all year
001Cyanide, total [as CN]DAILY MX report only all year
001Sulfide, total [as S]DAILY MX report only all year
001Hardness, total [as CaCO3]MO AVG report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Chloride [as Cl]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001AsbestosDAILY MX report only all year
001Fluoride, total [as F]DAILY MX report only all year
001Arsenic, total recoverableDAILY MX report only all year
001Iron, total recoverableDAILY MX report only all year
001Selenium, total recoverableDAILY MX report only all year
001Thallium, total recoverableDAILY MX report only all year
001Beryllium, total recoverable [as Be]DAILY MX report only all year
001Boron, total recoverableDAILY MX report only all year
001Barium, total recoverableDAILY MX report only all year
001Chromium, trivalent [as Cr]DAILY MX report only all year
001Nickel, total recoverableDAILY MX report only all year
001Silver total recoverableDAILY MX report only all year
001Zinc, total recoverableDAILY MX report only all year
001Cadmium, total recoverableDAILY MX report only all year
001Lead, total recoverableDAILY MX report only all year
001Copper, total recoverableDAILY MX report only all year
001Molybdenum, total recoverableDAILY MX report only all year
001Antimony, total recoverableDAILY MX report only all year
0012-Methyl-4,6-dinitrophenolDAILY MX report only all year
001TributyltinDAILY MX report only all year
001DiquatDAILY MX report only all year
001Manganese, total recoverableDAILY MX report only all year
001Methyl tert-butyl ether [MTBE]DAILY MX report only all year
001DinosebDAILY MX report only all year
001DichlorobromomethaneMO AVG <= 46 ug/L all year
001DichlorobromomethaneDAILY MX <= 74 ug/L all year
001DichlorobromomethaneDAILY MX report only all year
001Carbon tetrachlorideDAILY MX report only all year
0011,2-DichloroethaneDAILY MX report only all year
001BromoformDAILY MX report only all year
001DibromochloromethaneMO AVG <= 43 ug/L all year
001DibromochloromethaneDAILY MX <= 73 ug/L all year
001DibromochloromethaneDAILY MX report only all year
001ChloroformDAILY MX report only all year
001TolueneDAILY MX report only all year
001BenzeneDAILY MX report only all year
001.delta.-BHCDAILY MX report only all year
001AcenaphthyleneDAILY MX report only all year
001AcenaphtheneDAILY MX report only all year
001AcroleinDAILY MX report only all year
001AcrylonitrileDAILY MX report only all year
001AnthraceneDAILY MX report only all year
001Benzo[b]fluorantheneDAILY MX report only all year
001Benzo[k]fluorantheneDAILY MX report only all year
001Benzo[a]pyreneDAILY MX report only all year
001Bis[2-chloroethyl] etherDAILY MX report only all year
001Bis[2-chloroethoxy]methaneDAILY MX report only all year
001Bis[2-chloroisopropyl] etherDAILY MX report only all year
001Butyl benzyl phthalateDAILY MX report only all year
001ChlorobenzeneDAILY MX report only all year
001ChryseneDAILY MX report only all year
001Diethyl phthalateDAILY MX report only all year
001Dimethyl phthalateDAILY MX report only all year
0011,2-DiphenylhydrazineDAILY MX report only all year
001Endosulfan sulfateDAILY MX report only all year
001.beta.-EndosulfanDAILY MX report only all year
001.alpha.-EndosulfanDAILY MX report only all year
001Endrin aldehydeDAILY MX report only all year
001EthylbenzeneDAILY MX report only all year
001FluorantheneDAILY MX report only all year
001FluoreneDAILY MX report only all year
001HexachlorocyclopentadieneDAILY MX report only all year
001HexachlorobutadieneDAILY MX report only all year
001HexachloroethaneDAILY MX report only all year
001Indeno[1,2,3-cd]pyreneDAILY MX report only all year
001IsophoroneDAILY MX report only all year
001Methyl bromide [Bromomethane]DAILY MX report only all year
001Methyl chloride [Chloromethane]DAILY MX report only all year
001Methylene chlorideDAILY MX report only all year
001N-Nitrosodi-N-propylamineDAILY MX report only all year
001N-NitrosodiphenylamineDAILY MX report only all year
001N-Nitrosodimethylamine [NDMA]DAILY MX report only all year
001NitrobenzeneDAILY MX report only all year
001PhenanthreneDAILY MX report only all year
001PyreneDAILY MX report only all year
001TetrachloroethyleneDAILY MX report only all year
001TrichlorofluoromethaneDAILY MX report only all year
0011,1-DichloroethaneDAILY MX report only all year
0011,1-DichloroethyleneDAILY MX report only all year
0011,1,1-TrichloroethaneDAILY MX report only all year
0011,1,2-TrichloroethaneDAILY MX report only all year
0011,1,2,2-TetrachloroethaneDAILY MX report only all year
001Benzo[ghi]peryleneDAILY MX report only all year
001Benzo[a]anthraceneDAILY MX report only all year
0011,2-DichlorobenzeneDAILY MX report only all year
0011,2-DichloropropaneDAILY MX report only all year
001trans-1,2-DichloroethyleneDAILY MX report only all year
0011,2,4-TrichlorobenzeneDAILY MX report only all year
001Dibenz[a,h]anthraceneDAILY MX report only all year
0011,3-DichlorobenzeneDAILY MX report only all year
0011,4-DichlorobenzeneDAILY MX report only all year
0012-Chloroethyl vinyl ether, [mixed]DAILY MX report only all year
0012-ChloronaphthaleneDAILY MX report only all year
0012-ChlorophenolDAILY MX report only all year
0012-NitrophenolDAILY MX report only all year
001Di-n-octyl phthalateDAILY MX report only all year
0012,4-DichlorophenolDAILY MX report only all year
0012,4-DimethylphenolDAILY MX report only all year
0012,4-DinitrotolueneDAILY MX report only all year
0012,4-DinitrophenolDAILY MX report only all year
0012,4,6-TrichlorophenolDAILY MX report only all year
0012,6-DinitrotolueneDAILY MX report only all year
0013,3'-DichlorobenzidineDAILY MX report only all year
0014-Bromophenyl phenyl etherDAILY MX report only all year
0014-Chlorophenyl phenyl etherDAILY MX report only all year
0014-NitrophenolDAILY MX report only all year
001PCB-1016DAILY MX report only all year
0012,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX report only all year
001PhenolDAILY MX report only all year
001NaphthaleneDAILY MX report only all year
001BoleroDAILY MX report only all year
001Surfactants [MBAS]DAILY MX report only all year
001DalaponDAILY MX report only all year
001Bentazon, totalDAILY MX report only all year
001OxamylDAILY MX report only all year
001PentachlorophenolDAILY MX report only all year
001AtrazineDAILY MX report only all year
001SimazineDAILY MX report only all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
001Di-n-butyl phthalateDAILY MX report only all year
001BenzidineDAILY MX report only all year
001Vinyl chlorideDAILY MX report only all year
001TrichloroethyleneDAILY MX report only all year
0014,4'-DDTDAILY MX report only all year
0014,4'-DDDDAILY MX report only all year
0014,4'-DDEDAILY MX report only all year
001AldrinDAILY MX report only all year
001.alpha.-BHCDAILY MX report only all year
001.beta.-BHCDAILY MX report only all year
001.gamma.-BHCDAILY MX report only all year
001Chlordane [tech mix. and metabolites]DAILY MX report only all year
001DieldrinDAILY MX report only all year
001EndrinDAILY MX report only all year
001ToxapheneDAILY MX report only all year
001HeptachlorDAILY MX report only all year
001Heptachlor epoxideDAILY MX report only all year
001MethoxychlorDAILY MX report only all year
001PCB-1221DAILY MX report only all year
001PCB-1232DAILY MX report only all year
001PCB-1242DAILY MX report only all year
001PCB-1248DAILY MX report only all year
001PCB-1254DAILY MX report only all year
001PCB-1260DAILY MX report only all year
001DiazinonMO AVG report only all year
001DiazinonMO AVG report only all year
001DiazinonDAILY MX report only all year
001DiazinonDAILY MX report only all year
001DiazinonDAILY MX report only all year
001HexachlorobenzeneDAILY MX report only all year
001PicloramDAILY MX report only all year
0012,4-Dichlorophenoxyacetic acidDAILY MX report only all year
0011,2-Dibromo-3-chloropropaneDAILY MX report only all year
001MolinateDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residual4A <= .011 mg/L all year
001Chlorine, total residual1I <= .019 mg/L all year
001Di[2-ethylhexyl] adipateDAILY MX report only all year
001EndothallDAILY MX report only all year
001Diazinon + ChlorpyrifosMO AVG <= 1 Ratio all year
001Diazinon + ChlorpyrifosMO AVG <= 1 Ratio all year
001Diazinon + ChlorpyrifosWKLY AVG <= 1 Ratio all year
001Diazinon + ChlorpyrifosWKLY AVG <= 1 Ratio all year
0014-Chloro-3-methylphenolDAILY MX report only all year
001Solids, total dissolvedDAILY MX report only all year
001Mercury, total recoverableMO AVG report only all year
001Mercury, total recoverableDAILY MX report only all year
001Mercury, total recoverableANNL TOT <= .82 lb/yr all year
001Mercury, total recoverableANNL TOT <= .82 lb/yr all year
001Coliform, total general7C <= 2.2 MPN/100mL all year
001Coliform, total general3E <= 23 MPN/100mL all year
001Coliform, total generalINST MAX <= 240 MPN/100mL all year
0011,3-DichloropropeneDAILY MX report only all year
0011,2,3-TrichloropropaneDAILY MX report only all year
001Ethylene dibromideDAILY MX report only all year
0011,1,2-Trichloro-1,2,2-trifluoroethaneDAILY MX report only all year
001AlachlorDAILY MX report only all year
0012,4,5-TPDAILY MX report only all year
001MethylmercuryDAILY MX report only all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001ChlorpyrifosMO AVG report only all year
001ChlorpyrifosMO AVG report only all year
001ChlorpyrifosDAILY MX report only all year
001ChlorpyrifosDAILY MX report only all year
001ChlorpyrifosDAILY MX report only all year
001CarbofuranDAILY MX report only all year
001Xylene [mix of m+o+p]DAILY MX report only all year
001StyreneDAILY MX report only all year
001ChloroethaneDAILY MX report only all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO MED report only all year
001% Survival Static Renewal 96Hr Acute Pimephales promelasMINIMUM >= 70 % survival all year
001% Survival Static Renewal 96Hr Acute Pimephales promelasBA >= 90 % survival all year
001% Survival Flow Through 96Hr Acute Pimephales promelasMINIMUM >= 70 % survival all year
001% Survival Flow Through 96Hr Acute Pimephales promelasBA >= 90 % survival all year
001TU Static Renewal 7-Day Chronic Ceriodaphnia dubiaAVERAGE report only all year
001TU Static Renewal 7-Day Chronic Ceriodaphnia dubiaDAILY MX report only all year
INFSpecific conductanceMO AVG report only all year
INFSpecific conductanceDAILY MX report only all year
INFBOD, 5-day, 20 deg. CMO AVG report only all year
INFBOD, 5-day, 20 deg. CDAILY MX report only all year
INFpHMINIMUM report only all year
INFpHMAXIMUM report only all year
INFSolids, total suspendedMO AVG report only all year
INFSolids, total suspendedDAILY MX report only all year
INFFlow, in conduit or thru treatment plantMO AVG report only all year
INFFlow, in conduit or thru treatment plantDAILY MX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states