Passage Data · Check a report · Use it from your AI

Manteca, City of

Sewage treatment plant, major discharger, Manteca, California. NPDES permit CA0081558, in force until Jul 31, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 32 days after each period: outfall EFF1 form A monthly (22 values), outfall EFF1 form A1 monthly (6 values), outfall EFF1 form A2 monthly (4 values), outfall INF1 form A monthly (2 values), outfall EFF1 form B every 2 months, outfall EFF1 form Q quarterly
Last report on file
July 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 53 reports late

Limits in force (223)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximumreport only (deg C)all yearEFF1
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all yearEFF1
Specific conductancedaily maximumreport only (umho/cm)all yearEFF1
Specific conductancedaily maximumreport only (umho/cm)all yearEFF1
Oxygen, dissolved [DO]instantaneous minimumreport only (mg/L)all yearEFF1
BOD, 5-day, 20 deg. Cmonthly average≤ 10 mg/Lall yearEFF1
BOD, 5-day, 20 deg. Cweekly average≤ 15 mg/Lall yearEFF1
pHinstantaneous minimum≥ 6.5 SUall yearEFF1
pHdaily maximumreport only (SU)all yearEFF1
pHinstantaneous maximum≤ 8.5 SUall yearEFF1
Solids, total suspendedmonthly average≤ 10 mg/Lall yearEFF1
Solids, total suspendedweekly average≤ 15 mg/Lall yearEFF1
Nitrogen, ammonia total [as N]monthly average≤ 1.9 mg/LApr–NovEFF1
Nitrogen, ammonia total [as N]monthly average≤ 2.4 mg/LJan, Feb, Mar, DecEFF1
Nitrogen, ammonia total [as N]monthly average≤ 1.9 mg/LApr–NovEFF1
Nitrogen, ammonia total [as N]monthly average≤ 2.4 mg/LJan, Feb, Mar, DecEFF1
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all yearEFF1
Nitrogen, ammonia total [as N]weekly average≤ 4 mg/LApr–NovEFF1
Nitrogen, ammonia total [as N]weekly average≤ 6.9 mg/LJan, Feb, Mar, DecEFF1
Nitrogen, ammonia total [as N]weekly average≤ 4 mg/LApr–NovEFF1
Nitrogen, ammonia total [as N]weekly average≤ 6.9 mg/LJan, Feb, Mar, DecEFF1
Nitrogen, ammonia total [as N]monthly average≤ 160 lb/dApr–NovEFF1
Nitrogen, ammonia total [as N]monthly average≤ 200 lb/dJan, Feb, Mar, DecEFF1
Nitrogen, ammonia total [as N]monthly average≤ 200 lb/dApr–NovEFF1
Nitrogen, ammonia total [as N]monthly average≤ 260 lb/dJan, Feb, Mar, DecEFF1
Nitrogen, ammonia total [as N]weekly average≤ 330 lb/dApr–NovEFF1
Nitrogen, ammonia total [as N]weekly average≤ 570 lb/dJan, Feb, Mar, DecEFF1
Nitrogen, ammonia total [as N]weekly average≤ 430 lb/dApr–NovEFF1
Nitrogen, ammonia total [as N]weekly average≤ 740 lb/dJan, Feb, Mar, DecEFF1
Nitrogen, nitrite total [as N]daily maximumreport only (mg/L)all yearEFF1
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all yearEFF1
Nitrite + Nitrate total [as N]monthly average≤ 10 mg/Lall yearEFF1
Nitrite + Nitrate total [as N]weekly average≤ 20 mg/Lall yearEFF1
Phosphorus, total [as P]daily maximumreport only (mg/L)all yearEFF1
Carbon, dissolved organic [as C]daily maximumreport only (mg/L)all yearEFF1
Carbon, dissolved organic [as C]daily maximumreport only (mg/L)all yearEFF1
Cyanide, total [as CN]daily maximumreport only (ug/L)all yearEFF1
Sulfide, total [as S]daily maximumreport only (mg/L)all yearEFF1
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all yearEFF1
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all yearEFF1
Chloride [as Cl]daily maximumreport only (mg/L)all yearEFF1
Sulfate, total [as SO4]daily maximumreport only (mg/L)all yearEFF1
Asbestosdaily maximumreport only (MF/L)all yearEFF1
Fluoride, total [as F]daily maximumreport only (mg/L)all yearEFF1
Arsenic, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Iron, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Selenium, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Thallium, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Beryllium, total recoverable [as Be]daily maximumreport only (ug/L)all yearEFF1
Boron, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Barium, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Nickel, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Silver total recoverabledaily maximumreport only (ug/L)all yearEFF1
Zinc, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Aluminum, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Cadmium, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Lead, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Chromium, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Copper, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Molybdenum, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Antimony, total recoverabledaily maximumreport only (ug/L)all yearEFF1
2-Methyl-4,6-dinitrophenoldaily maximumreport only (ug/L)all yearEFF1
Tributyltindaily maximumreport only (ug/L)all yearEFF1
Diquatdaily maximumreport only (ug/L)all yearEFF1
Manganese, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Methyl tert-butyl ether [MTBE]daily maximumreport only (ug/L)all yearEFF1
Dinosebdaily maximumreport only (ug/L)all yearEFF1
Dichlorobromomethanedaily maximumreport only (ug/L)all yearEFF1
Carbon tetrachloridedaily maximumreport only (ug/L)all yearEFF1
1,2-Dichloroethanedaily maximumreport only (ug/L)all yearEFF1
Bromoformdaily maximumreport only (ug/L)all yearEFF1
Dibromochloromethanedaily maximumreport only (ug/L)all yearEFF1
Chloroformdaily maximumreport only (ug/L)all yearEFF1
Toluenedaily maximumreport only (ug/L)all yearEFF1
Benzenedaily maximumreport only (ug/L)all yearEFF1
.delta.-BHCdaily maximumreport only (ug/L)all yearEFF1
Acenaphthylenedaily maximumreport only (ug/L)all yearEFF1
Acenaphthenedaily maximumreport only (ug/L)all yearEFF1
Acroleindaily maximumreport only (ug/L)all yearEFF1
Acrylonitriledaily maximumreport only (ug/L)all yearEFF1
Anthracenedaily maximumreport only (ug/L)all yearEFF1
Benzo[b]fluoranthenedaily maximumreport only (ug/L)all yearEFF1
Benzo[k]fluoranthenedaily maximumreport only (ug/L)all yearEFF1
Benzo[a]pyrenedaily maximumreport only (ug/L)all yearEFF1
Bis[2-chloroethyl] etherdaily maximumreport only (ug/L)all yearEFF1
Bis[2-chloroethoxy]methanedaily maximumreport only (ug/L)all yearEFF1
Bis[2-chloroisopropyl] etherdaily maximumreport only (ug/L)all yearEFF1
Butyl benzyl phthalatedaily maximumreport only (ug/L)all yearEFF1
Chlorobenzenedaily maximumreport only (ug/L)all yearEFF1
Chrysenedaily maximumreport only (ug/L)all yearEFF1
Diethyl phthalatedaily maximumreport only (ug/L)all yearEFF1
Dimethyl phthalatedaily maximumreport only (ug/L)all yearEFF1
1,2-Diphenylhydrazinedaily maximumreport only (ug/L)all yearEFF1
Endosulfan sulfatedaily maximumreport only (ug/L)all yearEFF1
.beta.-Endosulfandaily maximumreport only (ug/L)all yearEFF1
.alpha.-Endosulfandaily maximumreport only (ug/L)all yearEFF1
Endrin aldehydedaily maximumreport only (ug/L)all yearEFF1
Ethylbenzenedaily maximumreport only (ug/L)all yearEFF1
Fluoranthenedaily maximumreport only (ug/L)all yearEFF1
Fluorenedaily maximumreport only (ug/L)all yearEFF1
Hexachlorocyclopentadienedaily maximumreport only (ug/L)all yearEFF1
Hexachlorobutadienedaily maximumreport only (ug/L)all yearEFF1
Hexachloroethanedaily maximumreport only (ug/L)all yearEFF1
Indeno[1,2,3-cd]pyrenedaily maximumreport only (ug/L)all yearEFF1
Isophoronedaily maximumreport only (ug/L)all yearEFF1
Methyl bromide [Bromomethane]daily maximumreport only (ug/L)all yearEFF1
Methyl chloride [Chloromethane]daily maximumreport only (ug/L)all yearEFF1
Methylene chloridedaily maximumreport only (ug/L)all yearEFF1
N-Nitrosodi-N-propylaminedaily maximumreport only (ug/L)all yearEFF1
N-Nitrosodiphenylaminedaily maximumreport only (ug/L)all yearEFF1
N-Nitrosodimethylamine [NDMA]daily maximumreport only (ug/L)all yearEFF1
Nitrobenzenedaily maximumreport only (ug/L)all yearEFF1
Phenanthrenedaily maximumreport only (ug/L)all yearEFF1
Pyrenedaily maximumreport only (ug/L)all yearEFF1
Tetrachloroethylenedaily maximumreport only (ug/L)all yearEFF1
Trichlorofluoromethanedaily maximumreport only (ug/L)all yearEFF1
1,1-Dichloroethanedaily maximumreport only (ug/L)all yearEFF1
1,1-Dichloroethylenedaily maximumreport only (ug/L)all yearEFF1
1,1,1-Trichloroethanedaily maximumreport only (ug/L)all yearEFF1
1,1,2-Trichloroethanedaily maximumreport only (ug/L)all yearEFF1
1,1,2,2-Tetrachloroethanedaily maximumreport only (ug/L)all yearEFF1
Benzo[ghi]perylenedaily maximumreport only (ug/L)all yearEFF1
Benzo[a]anthracenedaily maximumreport only (ug/L)all yearEFF1
1,2-Dichlorobenzenedaily maximumreport only (ug/L)all yearEFF1
1,2-Dichloropropanedaily maximumreport only (ug/L)all yearEFF1
trans-1,2-Dichloroethylenedaily maximumreport only (ug/L)all yearEFF1
1,2,4-Trichlorobenzenedaily maximumreport only (ug/L)all yearEFF1
Dibenz[a,h]anthracenedaily maximumreport only (ug/L)all yearEFF1
1,3-Dichlorobenzenedaily maximumreport only (ug/L)all yearEFF1
1,4-Dichlorobenzenedaily maximumreport only (ug/L)all yearEFF1
2-Chloroethyl vinyl ether, [mixed]daily maximumreport only (ug/L)all yearEFF1
2-Chloronaphthalenedaily maximumreport only (ug/L)all yearEFF1
2-Chlorophenoldaily maximumreport only (ug/L)all yearEFF1
2-Nitrophenoldaily maximumreport only (ug/L)all yearEFF1
Di-n-octyl phthalatedaily maximumreport only (ug/L)all yearEFF1
2,4-Dichlorophenoldaily maximumreport only (ug/L)all yearEFF1
2,4-Dimethylphenoldaily maximumreport only (ug/L)all yearEFF1
2,4-Dinitrotoluenedaily maximumreport only (ug/L)all yearEFF1
2,4-Dinitrophenoldaily maximumreport only (ug/L)all yearEFF1
2,4,6-Trichlorophenoldaily maximumreport only (ug/L)all yearEFF1
2,6-Dinitrotoluenedaily maximumreport only (ug/L)all yearEFF1
3,3'-Dichlorobenzidinedaily maximumreport only (ug/L)all yearEFF1
4-Bromophenyl phenyl etherdaily maximumreport only (ug/L)all yearEFF1
4-Chlorophenyl phenyl etherdaily maximumreport only (ug/L)all yearEFF1
4-Nitrophenoldaily maximumreport only (ug/L)all yearEFF1
PCB-1016daily maximumreport only (ug/L)all yearEFF1
2,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximumreport only (mg/L)all yearEFF1
Phenoldaily maximumreport only (ug/L)all yearEFF1
Naphthalenedaily maximumreport only (ug/L)all yearEFF1
Bolerodaily maximumreport only (ug/L)all yearEFF1
Surfactants [MBAS]daily maximumreport only (mg/L)all yearEFF1
Dalapondaily maximumreport only (ug/L)all yearEFF1
Bentazon, totaldaily maximumreport only (ug/L)all yearEFF1
Oxamyldaily maximumreport only (ug/L)all yearEFF1
Chlorpyrifosdaily maximumreport only (ug/L)all yearEFF1
Pentachlorophenoldaily maximumreport only (ug/L)all yearEFF1
Atrazinedaily maximumreport only (ug/L)all yearEFF1
Simazinedaily maximumreport only (ug/L)all yearEFF1
Di[2-ethylhexyl] phthalate [DEHP]daily maximumreport only (ug/L)all yearEFF1
Di-n-butyl phthalatedaily maximumreport only (ug/L)all yearEFF1
Benzidinedaily maximumreport only (ug/L)all yearEFF1
Alachlordaily maximumreport only (ug/L)all yearEFF1
Vinyl chloridedaily maximumreport only (ug/L)all yearEFF1
Trichloroethylenedaily maximumreport only (ug/L)all yearEFF1
4,4'-DDTdaily maximumreport only (ug/L)all yearEFF1
4,4'-DDDdaily maximumreport only (ug/L)all yearEFF1
4,4'-DDEdaily maximumreport only (ug/L)all yearEFF1
Aldrindaily maximumreport only (ug/L)all yearEFF1
.alpha.-BHCdaily maximumreport only (ug/L)all yearEFF1
.beta.-BHCdaily maximumreport only (ug/L)all yearEFF1
.gamma.-BHCdaily maximumreport only (ug/L)all yearEFF1
Chlordane [tech mix. and metabolites]daily maximumreport only (ug/L)all yearEFF1
Dieldrinmonthly average≤ .14 ng/Lall yearEFF1
Dieldrindaily maximumreport only (ug/L)all yearEFF1
Dieldrindaily maximum≤ .34 ng/Lall yearEFF1
Endrindaily maximumreport only (ug/L)all yearEFF1
Toxaphenedaily maximumreport only (ug/L)all yearEFF1
Heptachlordaily maximumreport only (ug/L)all yearEFF1
Heptachlor epoxidedaily maximumreport only (ug/L)all yearEFF1
Methoxychlordaily maximumreport only (ug/L)all yearEFF1
PCB-1221daily maximumreport only (ug/L)all yearEFF1
PCB-1232daily maximumreport only (ug/L)all yearEFF1
PCB-1242daily maximumreport only (ug/L)all yearEFF1
PCB-1248daily maximumreport only (ug/L)all yearEFF1
PCB-1254daily maximumreport only (ug/L)all yearEFF1
PCB-1260daily maximumreport only (ug/L)all yearEFF1
Diazinondaily maximumreport only (ug/L)all yearEFF1
Hexachlorobenzenedaily maximumreport only (ug/L)all yearEFF1
Picloramdaily maximumreport only (ug/L)all yearEFF1
2,4-Dichlorophenoxyacetic aciddaily maximumreport only (ug/L)all yearEFF1
1,2-Dibromo-3-chloropropanedaily maximumreport only (ug/L)all yearEFF1
Molinatedaily maximumreport only (ug/L)all yearEFF1
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearEFF1
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearEFF1
Di[2-ethylhexyl] adipatedaily maximumreport only (ug/L)all yearEFF1
Endothalldaily maximumreport only (ug/L)all yearEFF1
4-Chloro-3-methylphenoldaily maximumreport only (ug/L)all yearEFF1
Solids, total dissolveddaily maximumreport only (mg/L)all yearEFF1
Solids, total dissolveddaily maximumreport only (mg/L)all yearEFF1
Mercury, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Mercury, total recoverabledaily maximumreport only (ug/L)all yearEFF1
Mercury, total recoverableannual total≤ 90 ug/Lall yearEFF1
Coliform, total generalinstantaneous maximum≤ 240 MPN/100mLall yearEFF1
Coliform, total general7-day median≤ 2.2 MPN/100mLall yearEFF1
Coliform, total general30-day maximum≤ 23 MPN/100mLall yearEFF1
1,3-Dichloropropenedaily maximumreport only (ug/L)all yearEFF1
1,2,3-Trichloropropanedaily maximumreport only (ug/L)all yearEFF1
Ethylene dibromidedaily maximumreport only (ug/L)all yearEFF1
1,1,2-Trichloro-1,2,2-trifluoroethanedaily maximumreport only (ug/L)all yearEFF1
2,4,5-TPdaily maximumreport only (ug/L)all yearEFF1
Methylmercurydaily maximumreport only (ug/L)all yearEFF1
Methylmercurydaily maximumreport only (ug/L)all yearEFF1
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all yearEFF1
Solids, suspended percent removalmonthly average minimum≥ 85 %all yearEFF1
Carbofurandaily maximumreport only (ug/L)all yearEFF1
Xylene [mix of m+o+p]daily maximumreport only (ug/L)all yearEFF1
Styrenedaily maximumreport only (ug/L)all yearEFF1
Chloroethanedaily maximumreport only (ug/L)all yearEFF1
Chronic Mthd, Survival Endpt %Effect, Reprod Endpt Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubiadaily maximum≤ 0 pass=0;fail=1all yearEFF1
Chronic Mthd, Survival Endpt %Effect, Reprod Endpt Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubiamonthly median≤ 0 pass=0;fail=1all yearEFF1
Chronic Mthd, Survival Endpt %Effect, Reprod Endpt Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubiadaily maximum≤ 50 % effectall yearEFF1
Specific conductancedaily maximumreport only (umho/cm)all yearINF1
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all yearINF1

New limits from Jan 1, 2027

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Diazinon + Chlorpyrifos, monthly average1 ug/Lnew——
Diazinon + Chlorpyrifos, weekly average1 ug/Lnew——

How strict are these limits?

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

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/CA0081558 · MCP: https://passage-data.com/mcp