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Cutler-Orosi Joint Powers Wastewater Authority

Sewage treatment plant, major discharger, Cutler, California. NPDES permit CA0081485 expired May 31, 2023; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 32 days after each period: outfall 002 form A monthly (40 values), outfall 002 form Q quarterly (1 value), outfall INF form A monthly (9 values), outfall 002 form S twice a year, outfall 002 form SS twice a year
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 32 reports late

Limits in force (258)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradeinstantaneous maximumreport only (deg C)all year002
Temperature, water deg. centigradeinstantaneous maximumreport only (deg C)all year002
Turbiditymonthly averagereport only (NTU)all year002
Turbiditydaily maximumreport only (NTU)all year002
Specific conductancemonthly averagereport only (umho/cm)all year002
Specific conductancedaily maximumreport only (umho/cm)all year002
Specific conductancedaily maximumreport only (umho/cm)all year002
Oxygen, dissolved [DO]instantaneous minimumreport only (mg/L)all year002
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year002
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year002
pHminimum≥ 6.5 SUall year002
pHminimumreport only (SU)all year002
pHmaximum≤ 8.3 SUall year002
pHmaximumreport only (SU)all year002
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Solids, total suspendedmonthly average≤ 30 mg/Lall year002
Solids, total suspendedweekly average≤ 45 mg/Lall year002
Solids, settleablemonthly average≤ .1 mL/Lall year002
Solids, settleabledaily maximum≤ .5 mL/Lall year002
Nitrogen, total [as N]monthly averagereport only (mg/L)all year002
Nitrogen, total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year002
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, ammonia, tot unionized [as N]monthly average≤ .014 mg/Lall year002
Nitrogen, ammonia, tot unionized [as N]weekly average≤ .025 mg/Lall year002
Nitrogen, ammonia, tot unionized [as N]daily maximumreport only (mg/L)all year002
Nitrogen, ammonia, tot unionized [as N]monthly average≤ .23 lb/dall year002
Nitrogen, ammonia, tot unionized [as N]weekly average≤ .42 lb/dall year002
Nitrogen, nitrite total [as N]monthly averagereport only (mg/L)all year002
Nitrogen, nitrite total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, nitrite total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, nitrate total [as N]monthly averagereport only (mg/L)all year002
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year002
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year002
Phosphorus, total [as P]daily maximumreport only (mg/L)all year002
Phosphorus, total [as P]daily maximumreport only (ug/L)all year002
Carbon, tot organic [TOC]daily maximumreport only (mg/L)all year002
Cyanide, total [as CN]daily maximumreport only (ug/L)all year002
Sulfite [as SO3]daily maximumreport only (mg/L)all year002
Sulfide, total [as S]daily maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Calcium, total recoverabledaily maximumreport only (mg/L)all year002
Magnesium, total recoverabledaily maximumreport only (mg/L)all year002
Sodium, total recoverabledaily maximumreport only (mg/L)all year002
Potassium, total recoverabledaily maximumreport only (mg/L)all year002
Chloride [as Cl]monthly average≤ 175 mg/Lall year002
Chloride, total recoverabledaily maximumreport only (mg/L)all year002
Chloride, total recoverabledaily maximumreport only (mg/L)all year002
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year002
Asbestosdaily maximumreport only (MF/L)all year002
Fluoride, total [as F]daily maximumreport only (ug/L)all year002
Arsenic, total recoverabledaily maximumreport only (ug/L)all year002
Iron, total recoverabledaily maximumreport only (mg/L)all year002
Iron, total recoverabledaily maximumreport only (ug/L)all year002
Selenium, total recoverabledaily maximumreport only (ug/L)all year002
Thallium, total recoverabledaily maximumreport only (ug/L)all year002
Beryllium, total recoverable [as Be]daily maximumreport only (ug/L)all year002
Boron, total recoverablemonthly average≤ 1 mg/Lall year002
Boron, total recoverabledaily maximumreport only (mg/L)all year002
Boron, total recoverabledaily maximumreport only (ug/L)all year002
Barium, total recoverabledaily maximumreport only (ug/L)all year002
Chromium, hexavalent [as Cr]daily maximumreport only (ug/L)all year002
Chromium, trivalent [as Cr]daily maximumreport only (ug/L)all year002
Nickel, total recoverabledaily maximumreport only (ug/L)all year002
Silver total recoverabledaily maximumreport only (ug/L)all year002
Zinc, total recoverabledaily maximumreport only (ug/L)all year002
Aluminum, total recoverabledaily maximumreport only (ug/L)all year002
Cadmium, total recoverabledaily maximumreport only (ug/L)all year002
Lead, total recoverabledaily maximumreport only (ug/L)all year002
Copper, total recoverablemonthly average≤ 40 ug/Lall year002
Copper, total recoverabledaily maximum≤ 83 ug/Lall year002
Copper, total recoverabledaily maximumreport only (ug/L)all year002
Molybdenum, total recoverabledaily maximumreport only (ug/L)all year002
Antimony, total recoverabledaily maximumreport only (ug/L)all year002
Oil and greasedaily maximumreport only (mg/L)all year002
2-Methyl-4,6-dinitrophenoldaily maximumreport only (ug/L)all year002
Tributyltindaily maximumreport only (ug/L)all year002
Diquatdaily maximumreport only (ug/L)all year002
Manganese, total recoverabledaily maximumreport only (mg/L)all year002
Manganese, total recoverabledaily maximumreport only (ug/L)all year002
Methyl tert-butyl ether [MTBE]daily maximumreport only (ug/L)all year002
Dinosebdaily maximumreport only (ug/L)all year002
Dichlorobromomethanedaily maximumreport only (ug/L)all year002
Carbon tetrachloridedaily maximumreport only (ug/L)all year002
1,2-Dichloroethanedaily maximumreport only (ug/L)all year002
Bromoformdaily maximumreport only (ug/L)all year002
Dibromochloromethanedaily maximumreport only (ug/L)all year002
Chloroformdaily maximumreport only (ug/L)all year002
Toluenedaily maximumreport only (ug/L)all year002
Benzenedaily maximumreport only (ug/L)all year002
.delta.-BHCdaily maximumreport only (ug/L)all year002
Acenaphthylenedaily maximumreport only (ug/L)all year002
Acenaphthenedaily maximumreport only (ug/L)all year002
Acroleindaily maximumreport only (ug/L)all year002
Acrylonitriledaily maximumreport only (ug/L)all year002
Anthracenedaily maximumreport only (ug/L)all year002
Benzo[b]fluoranthenedaily maximumreport only (ug/L)all year002
Benzo[k]fluoranthenedaily maximumreport only (ug/L)all year002
Benzo[a]pyrenedaily maximumreport only (ug/L)all year002
Bis[2-chloroethyl] etherdaily maximumreport only (ug/L)all year002
Bis[2-chloroethoxy]methanedaily maximumreport only (ug/L)all year002
Bis[2-chloroisopropyl] etherdaily maximumreport only (ug/L)all year002
Butyl benzyl phthalatedaily maximumreport only (ug/L)all year002
Chlorobenzenedaily maximumreport only (ug/L)all year002
Chrysenedaily maximumreport only (ug/L)all year002
Diethyl phthalatedaily maximumreport only (ug/L)all year002
Dimethyl phthalatedaily maximumreport only (ug/L)all year002
1,2-Diphenylhydrazinedaily maximumreport only (ug/L)all year002
Endosulfan sulfatedaily maximumreport only (ug/L)all year002
.beta.-Endosulfandaily maximumreport only (ug/L)all year002
.alpha.-Endosulfandaily maximumreport only (ug/L)all year002
Endrin aldehydedaily maximumreport only (ug/L)all year002
Ethylbenzenedaily maximumreport only (ug/L)all year002
Fluoranthenedaily maximumreport only (ug/L)all year002
Fluorenedaily maximumreport only (ug/L)all year002
Hexachlorocyclopentadienedaily maximumreport only (ug/L)all year002
Hexachlorobutadienedaily maximumreport only (ug/L)all year002
Hexachloroethanedaily maximumreport only (ug/L)all year002
Indeno[1,2,3-cd]pyrenedaily maximumreport only (ug/L)all year002
Isophoronedaily maximumreport only (ug/L)all year002
Methyl bromide [Bromomethane]daily maximumreport only (ug/L)all year002
Methyl chloride [Chloromethane]daily maximumreport only (ug/L)all year002
Methylene chloridedaily maximumreport only (ug/L)all year002
N-Nitrosodi-N-propylaminedaily maximumreport only (ug/L)all year002
N-Nitrosodiphenylaminedaily maximumreport only (ug/L)all year002
N-Nitrosodimethylamine [NDMA]daily maximumreport only (ug/L)all year002
Nitrobenzenedaily maximumreport only (ug/L)all year002
Phenanthrenedaily maximumreport only (ug/L)all year002
Pyrenedaily maximumreport only (ug/L)all year002
Tetrachloroethylenedaily maximumreport only (ug/L)all year002
Trichlorofluoromethanedaily maximumreport only (ug/L)all year002
1,1-Dichloroethanedaily maximumreport only (ug/L)all year002
1,1-Dichloroethylenedaily maximumreport only (ug/L)all year002
1,1,1-Trichloroethanedaily maximumreport only (ug/L)all year002
1,1,2-Trichloroethanedaily maximumreport only (ug/L)all year002
1,1,2,2-Tetrachloroethanedaily maximumreport only (ug/L)all year002
Benzo[ghi]perylenedaily maximumreport only (ug/L)all year002
Benzo[a]anthracenedaily maximumreport only (ug/L)all year002
1,2-Dichlorobenzenedaily maximumreport only (ug/L)all year002
1,2-Dichloropropanedaily maximumreport only (ug/L)all year002
trans-1,2-Dichloroethylenedaily maximumreport only (ug/L)all year002
1,2,4-Trichlorobenzenedaily maximumreport only (ug/L)all year002
Dibenz[a,h]anthracenedaily maximumreport only (ug/L)all year002
1,3-Dichlorobenzenedaily maximumreport only (ug/L)all year002
1,4-Dichlorobenzenedaily maximumreport only (ug/L)all year002
2-Chloroethyl vinyl ether, [mixed]daily maximumreport only (ug/L)all year002
2-Chloronaphthalenedaily maximumreport only (ug/L)all year002
2-Chlorophenoldaily maximumreport only (ug/L)all year002
2-Nitrophenoldaily maximumreport only (ug/L)all year002
Di-n-octyl phthalatedaily maximumreport only (ug/L)all year002
2,4-Dichlorophenoldaily maximumreport only (ug/L)all year002
2,4-Dimethylphenoldaily maximumreport only (ug/L)all year002
2,4-Dinitrotoluenedaily maximumreport only (ug/L)all year002
2,4-Dinitrophenoldaily maximumreport only (ug/L)all year002
2,4,6-Trichlorophenoldaily maximumreport only (ug/L)all year002
2,6-Dinitrotoluenedaily maximumreport only (ug/L)all year002
3,3'-Dichlorobenzidinedaily maximumreport only (ug/L)all year002
4-Bromophenyl phenyl etherdaily maximumreport only (ug/L)all year002
4-Chlorophenyl phenyl etherdaily maximumreport only (ug/L)all year002
4-Nitrophenoldaily maximumreport only (ug/L)all year002
PCB-1016daily maximumreport only (ug/L)all year002
2,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximumreport only (ug/L)all year002
Phenoldaily maximumreport only (ug/L)all year002
Naphthalenedaily maximumreport only (ug/L)all year002
Bolerodaily maximumreport only (ug/L)all year002
Surfactants [MBAS]daily maximumreport only (ug/L)all year002
Surfactants [MBAS]daily maximumreport only (ug/L)all year002
Dalapondaily maximumreport only (ug/L)all year002
Bentazon, totaldaily maximumreport only (ug/L)all year002
Oxamyldaily maximumreport only (ug/L)all year002
Pentachlorophenoldaily maximumreport only (ug/L)all year002
Atrazinedaily maximumreport only (ug/L)all year002
Simazinedaily maximumreport only (ug/L)all year002
Di[2-ethylhexyl] phthalate [DEHP]daily maximumreport only (ug/L)all year002
Di-n-butyl phthalatedaily maximumreport only (ug/L)all year002
Benzidinedaily maximumreport only (ug/L)all year002
Vinyl chloridedaily maximumreport only (ug/L)all year002
Trichloroethylenedaily maximumreport only (ug/L)all year002
4,4'-DDTdaily maximumreport only (ug/L)all year002
4,4'-DDDdaily maximumreport only (ug/L)all year002
4,4'-DDEdaily maximumreport only (ug/L)all year002
Aldrindaily maximumreport only (ug/L)all year002
.alpha.-BHCdaily maximumreport only (ug/L)all year002
.beta.-BHCdaily maximumreport only (ug/L)all year002
.gamma.-BHCdaily maximumreport only (ug/L)all year002
Chlordane [tech mix. and metabolites]daily maximumreport only (ug/L)all year002
Dieldrindaily maximumreport only (ug/L)all year002
Endrindaily maximumreport only (ug/L)all year002
Toxaphenedaily maximumreport only (ug/L)all year002
Heptachlordaily maximumreport only (ug/L)all year002
Heptachlor epoxidedaily maximumreport only (ug/L)all year002
Methoxychlordaily maximumreport only (ug/L)all year002
PCB-1221daily maximumreport only (ug/L)all year002
PCB-1232daily maximumreport only (ug/L)all year002
PCB-1242daily maximumreport only (ug/L)all year002
PCB-1248daily maximumreport only (ug/L)all year002
PCB-1254daily maximumreport only (ug/L)all year002
PCB-1260daily maximumreport only (ug/L)all year002
Diazinondaily maximumreport only (ug/L)all year002
Hexachlorobenzenedaily maximumreport only (ug/L)all year002
Picloramdaily maximumreport only (ug/L)all year002
2,4-Dichlorophenoxyacetic aciddaily maximumreport only (ug/L)all year002
1,2-Dibromo-3-chloropropanedaily maximumreport only (ug/L)all year002
Molinatedaily maximumreport only (ug/L)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Di[2-ethylhexyl] adipatedaily maximumreport only (ug/L)all year002
Endothalldaily maximumreport only (ug/L)all year002
4-Chloro-3-methylphenoldaily maximumreport only (ug/L)all year002
Solids, total dissolvedmonthly averagereport only (mg/L)all year002
Solids, total dissolveddaily maximumreport only (mg/L)all year002
Solids, total dissolveddaily maximumreport only (mg/L)all year002
Mercury, total recoverabledaily maximumreport only (ng/L)all year002
Coliform, total general7-day median≤ 23 MPN/100mLall year002
Coliform, total generalinstantaneous maximum≤ 240 MPN/100mLall year002
1,3-Dichloropropenedaily maximumreport only (ug/L)all year002
Ethylene dibromidedaily maximumreport only (ug/L)all year002
1,1,2-Trichloro-1,2,2-trifluoroethanedaily maximumreport only (ug/L)all year002
Alachlordaily maximumreport only (ug/L)all year002
2,4,5-TPdaily maximumreport only (ug/L)all year002
Methylmercurydaily maximumreport only (ng/L)all year002
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year002
Solids, suspended percent removalmonthly average minimum≥ 85 %all year002
Chlorpyrifosdaily maximumreport only (ug/L)all year002
Carbofurandaily maximumreport only (ug/L)all year002
Chloroethanedaily maximumreport only (ug/L)all year002
%Effect Static 4 Day Chronic Raphidocelis subcapitatamonthly medianreport only (% effect)all year002
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiamonthly medianreport only (% effect)all year002
%Effect Static Renewal 7Day Chronic Pimephales promelasmonthly medianreport only (% effect)all year002
Pass/Fail Static 4 Day Chronic Raphidocelis subcapitatamonthly medianreport only (pass=0;fail=1)all year002
Pass/Fail Static 4 Day Chronic Raphidocelis subcapitatadaily maximumreport only (pass=0;fail=1)all year002
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiamonthly medianreport only (pass=0;fail=1)all year002
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximumreport only (pass=0;fail=1)all year002
Pass/Fail Static Renewal 7Day Chronic Pimephales promelasmonthly medianreport only (pass=0;fail=1)all year002
Pass/Fail Static Renewal 7Day Chronic Pimephales promelasdaily maximumreport only (pass=0;fail=1)all year002
% Survival Static Renewal 96Hr Acute Pimephales promelasminimum≥ 70 % survivalall year002
% Survival Static Renewal 96Hr Acute Pimephales promelasminimum median≥ 90 % survivalall year002
% Survival Flow Through 96Hr Acute Pimephales promelasminimum≥ 70 % survivalall year002
% Survival Flow Through 96Hr Acute Pimephales promelasminimum median≥ 90 % survivalall year002
TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum)averagereport only (tox chronic)all year002
TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum)daily maximumreport only (tox chronic)all year002
TU Static Renewal 7-Day Chronic Ceriodaphnia dubiaaveragereport only (tox chronic)all year002
TU Static Renewal 7-Day Chronic Ceriodaphnia dubiadaily maximumreport only (tox chronic)all year002
TU Static Renewal 7-Day Chronic Pimphales promelasaveragereport only (tox chronic)all year002
TU Static Renewal 7-Day Chronic Pimphales promelasdaily maximumreport only (tox chronic)all year002
Specific conductancedaily maximumreport only (umho/cm)all yearINF
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all yearINF
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all yearINF
pHminimumreport only (SU)all yearINF
pHmaximumreport only (SU)all yearINF
Solids, total suspendedmonthly averagereport only (mg/L)all yearINF
Solids, total suspendeddaily maximumreport only (mg/L)all yearINF
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearINF
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearINF

How strict are these limits?

Cited limits by parameter: California's rules and the federal ones.

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Your permit document is the final word. As JSON: /api/v1/permits/CA0081485 · MCP: https://passage-data.com/mcp