Valley Sanitary District

NPDES permit CA0104477 · Major POTW · effective, expires 2031-03-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

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

2values over a limit
0required values missing, on 0 form(s)
0of 20 forms filed late

Last period with anything received: 2026-07-31. Most often over: Chronic Mthd, Survival Endpt %Effect, Reprod Endpt Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubia (2).

Reporting

Reports are due about 32 days after each monitoring period ends (the most common figure among CA permits in EPA's filings — check your permit).

Limits in force (196)

OutfallParameterStatisticLimitMonths
EFFASolids, total suspendedMO AVG <= 30 mg/L all year
EFFASolids, total suspendedWKLY AVG <= 45 mg/L all year
EFFASolids, total suspendedMO AVG <= 2502 lb/d all year
EFFASolids, total suspendedWKLY AVG <= 3753 lb/d all year
EFFAFlow, in conduit or thru treatment plantMO AVG <= 10 MGD all year
EFFAFlow, in conduit or thru treatment plantDAILY MX <= 10 MGD all year
EFFABOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
EFFABOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L all year
EFFABOD, carbonaceous [5 day, 20 C]MO AVG <= 2085 lb/d all year
EFFABOD, carbonaceous [5 day, 20 C]WKLY AVG <= 3336 lb/d all year
EFFABOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
EFFASolids, suspended percent removalMO AV MN >= 85 % all year
EFFBSolids, total suspendedMO AVG <= 49 mg/L all year
EFFBSolids, total suspendedWKLY AVG <= 74 mg/L all year
EFFBSolids, total suspendedMO AVG <= 1022 lb/d all year
EFFBSolids, total suspendedWKLY AVG <= 1543 lb/d all year
EFFBFlow, in conduit or thru treatment plantMO AVG <= 2.5 MGD all year
EFFBFlow, in conduit or thru treatment plantDAILY MX <= 2.5 MGD all year
EFFBBOD, carbonaceous [5 day, 20 C]MO AVG <= 40 mg/L all year
EFFBBOD, carbonaceous [5 day, 20 C]WKLY AVG <= 60 mg/L all year
EFFBBOD, carbonaceous [5 day, 20 C]MO AVG <= 834 lb/d all year
EFFBBOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1251 lb/d all year
EFFBBOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 65 % all year
EFFBSolids, suspended percent removalMO AV MN >= 65 % all year
EFFCTurbidityDAILY MX report only all year
EFFCOxygen, dissolved [DO]INST MIN report only all year
EFFCpHINST MIN >= 6 SU all year
EFFCpHINST MAX <= 9 SU all year
EFFCNitrogen, total [as N]DAILY MX report only all year
EFFCNitrogen, ammonia total [as N]DAILY MX report only all year
EFFCNitrogen, nitrite total [as N]DAILY MX report only all year
EFFCNitrogen, nitrate total [as N]DAILY MX report only all year
EFFCPhosphorus, total [as P]DAILY MX report only all year
EFFCCyanide, total [as CN]MO AVG <= 4.4 ug/L all year
EFFCCyanide, total [as CN]DAILY MX <= 8.1 ug/L all year
EFFCCyanide, total [as CN]MO AVG <= .457 lb/d all year
EFFCCyanide, total [as CN]DAILY MX <= .844 lb/d all year
EFFCHardness, total [as CaCO3]DAILY MX report only all year
EFFCArsenic, total recoverableDAILY MX report only all year
EFFCSelenium, total recoverableDAILY MX report only all year
EFFCThallium, total recoverableDAILY MX report only all year
EFFCBeryllium, total recoverable [as Be]DAILY MX report only all year
EFFCChromium, hexavalent [as Cr]DAILY MX report only all year
EFFCChromium, trivalent [as Cr]DAILY MX report only all year
EFFCNickel, total recoverableDAILY MX report only all year
EFFCSilver total recoverableDAILY MX report only all year
EFFCZinc, total recoverableDAILY MX report only all year
EFFCCadmium, total recoverableDAILY MX report only all year
EFFCLead, total recoverableDAILY MX report only all year
EFFCCopper, total recoverableMO AVG <= 8.5 ug/L all year
EFFCCopper, total recoverableDAILY MX <= 14.2 ug/L all year
EFFCCopper, total recoverableMO AVG <= .886 lb/d all year
EFFCCopper, total recoverableDAILY MX <= 1.48 lb/d all year
EFFCAntimony, total recoverableDAILY MX report only all year
EFFCOil and greaseDAILY MX <= 25 mg/L all year
EFFCOil and greaseDAILY MX <= 2606 lb/d all year
EFFC2-Methyl-4,6-dinitrophenolDAILY MX report only all year
EFFCPhosphate, ortho [as P]DAILY MX report only all year
EFFCDichlorobromomethaneDAILY MX report only all year
EFFCCarbon tetrachlorideDAILY MX report only all year
EFFC1,2-DichloroethaneDAILY MX report only all year
EFFCBromoformDAILY MX report only all year
EFFCDibromochloromethaneDAILY MX report only all year
EFFCChloroformDAILY MX report only all year
EFFCTolueneDAILY MX report only all year
EFFCBenzeneDAILY MX report only all year
EFFC.delta.-BHCDAILY MX report only all year
EFFCAcenaphthyleneDAILY MX report only all year
EFFCAcenaphtheneDAILY MX report only all year
EFFCAcroleinDAILY MX report only all year
EFFCAcrylonitrileDAILY MX report only all year
EFFCAnthraceneDAILY MX report only all year
EFFCBenzo[b]fluorantheneDAILY MX report only all year
EFFCBenzo[k]fluorantheneDAILY MX report only all year
EFFCBenzo[a]pyreneDAILY MX report only all year
EFFCBis[2-chloroethyl] etherDAILY MX report only all year
EFFCBis[2-chloroethoxy]methaneDAILY MX report only all year
EFFCBis[2-chloroisopropyl] etherDAILY MX report only all year
EFFCButyl benzyl phthalateDAILY MX report only all year
EFFCChlorobenzeneDAILY MX report only all year
EFFCChryseneDAILY MX report only all year
EFFCDiethyl phthalateDAILY MX report only all year
EFFCDimethyl phthalateDAILY MX report only all year
EFFC1,2-DiphenylhydrazineDAILY MX report only all year
EFFCEndosulfan sulfateDAILY MX report only all year
EFFC.beta.-EndosulfanDAILY MX report only all year
EFFC.alpha.-EndosulfanDAILY MX report only all year
EFFCEndrin aldehydeDAILY MX report only all year
EFFCEthylbenzeneDAILY MX report only all year
EFFCFluorantheneDAILY MX report only all year
EFFCFluoreneDAILY MX report only all year
EFFCHexachlorocyclopentadieneDAILY MX report only all year
EFFCHexachlorobutadieneDAILY MX report only all year
EFFCHexachloroethaneDAILY MX report only all year
EFFCIndeno[1,2,3-cd]pyreneDAILY MX report only all year
EFFCIsophoroneDAILY MX report only all year
EFFCMethyl bromide [Bromomethane]DAILY MX report only all year
EFFCMethyl chloride [Chloromethane]DAILY MX report only all year
EFFCMethylene chlorideDAILY MX report only all year
EFFCN-Nitrosodi-N-propylamineDAILY MX report only all year
EFFCN-NitrosodiphenylamineDAILY MX report only all year
EFFCN-Nitrosodimethylamine [NDMA]DAILY MX report only all year
EFFCNitrobenzeneDAILY MX report only all year
EFFCPhenanthreneDAILY MX report only all year
EFFCPyreneDAILY MX report only all year
EFFCTetrachloroethyleneDAILY MX report only all year
EFFC1,1-DichloroethaneDAILY MX report only all year
EFFC1,1-DichloroethyleneDAILY MX report only all year
EFFC1,1,1-TrichloroethaneDAILY MX report only all year
EFFC1,1,2-TrichloroethaneDAILY MX report only all year
EFFC1,1,2,2-TetrachloroethaneDAILY MX report only all year
EFFCBenzo[ghi]peryleneDAILY MX report only all year
EFFCBenzo[a]anthraceneDAILY MX report only all year
EFFC1,2-DichlorobenzeneDAILY MX report only all year
EFFC1,2-DichloropropaneDAILY MX report only all year
EFFCtrans-1,2-DichloroethyleneDAILY MX report only all year
EFFC1,2,4-TrichlorobenzeneDAILY MX report only all year
EFFCDibenz[a,h]anthraceneDAILY MX report only all year
EFFC1,3-DichlorobenzeneDAILY MX report only all year
EFFC1,4-DichlorobenzeneDAILY MX report only all year
EFFC2-Chloroethyl vinyl ether, [mixed]DAILY MX report only all year
EFFC2-ChloronaphthaleneDAILY MX report only all year
EFFC2-ChlorophenolDAILY MX report only all year
EFFC2-NitrophenolDAILY MX report only all year
EFFCDi-n-octyl phthalateDAILY MX report only all year
EFFC2,4-DichlorophenolDAILY MX report only all year
EFFC2,4-DimethylphenolDAILY MX report only all year
EFFC2,4-DinitrotolueneDAILY MX report only all year
EFFC2,4-DinitrophenolDAILY MX report only all year
EFFC2,4,6-TrichlorophenolDAILY MX report only all year
EFFC2,6-DinitrotolueneDAILY MX report only all year
EFFC3,3'-DichlorobenzidineDAILY MX report only all year
EFFC4-Bromophenyl phenyl etherDAILY MX report only all year
EFFC4-Chlorophenyl phenyl etherDAILY MX report only all year
EFFC4-NitrophenolDAILY MX report only all year
EFFCPCB-1016DAILY MX report only all year
EFFC2,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX report only all year
EFFCPhenolDAILY MX report only all year
EFFCNaphthaleneDAILY MX report only all year
EFFCPentachlorophenolDAILY MX report only all year
EFFCDi-n-butyl phthalateDAILY MX report only all year
EFFCBenzidineDAILY MX report only all year
EFFCVinyl chlorideDAILY MX report only all year
EFFCTrichloroethyleneDAILY MX report only all year
EFFC4,4'-DDTDAILY MX report only all year
EFFC4,4'-DDDDAILY MX report only all year
EFFC4,4'-DDEDAILY MX report only all year
EFFCAldrinDAILY MX report only all year
EFFC.alpha.-BHCDAILY MX report only all year
EFFC.beta.-BHCDAILY MX report only all year
EFFC.gamma.-BHCDAILY MX report only all year
EFFCChlordane [tech mix. and metabolites]DAILY MX report only all year
EFFCDieldrinDAILY MX report only all year
EFFCEndrinDAILY MX report only all year
EFFCToxapheneDAILY MX report only all year
EFFCHeptachlorDAILY MX report only all year
EFFCHeptachlor epoxideDAILY MX report only all year
EFFCPCB-1221DAILY MX report only all year
EFFCPCB-1232DAILY MX report only all year
EFFCPCB-1242DAILY MX report only all year
EFFCPCB-1248DAILY MX report only all year
EFFCPCB-1254DAILY MX report only all year
EFFCPCB-1260DAILY MX report only all year
EFFCHexachlorobenzeneDAILY MX report only all year
EFFCFlow, in conduit or thru treatment plantMO AVG <= 12.5 MGD all year
EFFCFlow, in conduit or thru treatment plantDAILY MX <= 12.5 MGD all year
EFFCChlorine, total residualMO AVG <= .01 mg/L all year
EFFCChlorine, total residualINST MAX <= .02 mg/L all year
EFFCChlorine, total residualMO AVG <= 1.04 lb/d all year
EFFCE. coli30DA GM <= 126 MPN/100mL all year
EFFCE. coliMW <= 400 MPN/100mL all year
EFFCTemperature Increase Deg. FINST MAX report only all year
EFFC4-Chloro-3-methylphenolDAILY MX report only all year
EFFCSolids, total dissolvedDAILY MX report only all year
EFFCMercury, total recoverableDAILY MX report only all year
EFFC1,3-DichloropropeneDAILY MX report only all year
EFFCChloroethaneDAILY MX report only all year
EFFCChronic Mthd, Survival Endpt %Effect, Growth Endpt Median TSTcHo R/nR Pass/Fail, StatR7d P promelasDAILY MX <= 0 pass=0;fail=1 all year
EFFCChronic Mthd, Survival Endpt %Effect, Growth Endpt Median TSTcHo R/nR Pass/Fail, StatR7d P promelasMO MED <= 0 pass=0;fail=1 all year
EFFCChronic Mthd, Survival Endpt %Effect, Growth Endpt Median TSTcHo R/nR Pass/Fail, StatR7d P promelasDAILY MX <= 50 % effect all year
EFFCChronic Mthd, Survival Endpt %Effect, Reprod Endpt Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubiaDAILY MX <= 0 pass=0;fail=1 all year
EFFCChronic Mthd, Survival Endpt %Effect, Reprod Endpt Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubiaMO MED <= 0 pass=0;fail=1 all year
EFFCChronic Mthd, Survival Endpt %Effect, Reprod Endpt Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubiaDAILY MX <= 50 % effect all year
EFFCChronic Mthd Growth Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, Static96hr R subcapitataDAILY MX <= 0 pass=0;fail=1 all year
EFFCChronic Mthd Growth Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, Static96hr R subcapitataMO MED <= 0 pass=0;fail=1 all year
EFFCChronic Mthd Growth Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, Static96hr R subcapitataDAILY MX <= 50 % effect all year
INF1Solids, total suspendedMO AVG report only all year
INF1Solids, total suspendedDAILY MX report only all year
INF1Solids, total suspendedMO AVG report only all year
INF1Solids, total suspendedDAILY MX report only all year
INF1Flow, in conduit or thru treatment plantMO AVG report only all year
INF1Flow, in conduit or thru treatment plantDAILY MX report only all year
INF1BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
INF1BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
INF1BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
INF1BOD, carbonaceous [5 day, 20 C]DAILY 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