Eastern Municipal Water District

NPDES permit CA8000188 · Major POTW · expired, expires 2020-09-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2020-09-30 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

9values over a limit
0required values missing, on 0 form(s)
0of 178 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total dissolved (4), Mercury, total recoverable (2), Cyanide, free available (1).

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 (221)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeINST MAX report only all year
001Specific conductanceMO AVG report only all year
001Specific conductanceDAILY MX report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 20 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CHI WK AV <= 30 mg/L all year
001BOD, 5-day, 20 deg. CHI WK AV <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 8757 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG <= 13136 lb/d all year
001BOD, 5-day, 20 deg. CHI WK AV <= 13136 lb/d all year
001BOD, 5-day, 20 deg. CHI WK AV <= 19703 lb/d all year
001pHMINIMUM >= 6.5 SU all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 8.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 20 mg/L all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedHI WK AV <= 30 mg/L all year
001Solids, total suspendedHI WK AV <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 8757 lb/d all year
001Solids, total suspendedMO AVG <= 13136 lb/d all year
001Solids, total suspendedHI WK AV <= 13136 lb/d all year
001Solids, total suspendedHI WK AV <= 19703 lb/d all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 4.5 mg/L all year
001Nitrogen, inorganic total1D <= 10 mg/L all year
001Nitrogen, inorganic totalDAILY MX report only all year
001Cyanide, total [as CN]DAILY MX report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Arsenic, 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
001Chromium, hexavalent [as Cr]DAILY 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 recoverableMO AVG <= 3.6 ug/L all year
001Lead, total recoverableDAILY MX <= 6.7 ug/L all year
001Copper, total recoverableMO AVG <= 12.1 ug/L all year
001Copper, total recoverableDAILY MX <= 18.3 ug/L all year
001Antimony, total recoverableDAILY MX report only all year
0012-Methyl-4,6-dinitrophenolDAILY MX report only all year
001DichlorobromomethaneMO AVG <= 46 ug/L all year
001DichlorobromomethaneDAILY MX <= 75 ug/L all year
001Carbon tetrachlorideDAILY MX report only all year
0011,2-DichloroethaneDAILY MX report only all year
001BromoformDAILY MX report only 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
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
001PentachlorophenolDAILY 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
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
001HexachlorobenzeneDAILY 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 residualMO AVG report only all year
001Chlorine, total residualMAXIMUM <= 5 mg/L all year
001Chlorine, total residualDAILY MX report only all year
001Cyanide, free availableMO AVG <= 4.2 ug/L all year
001Cyanide, free availableDAILY MX <= 8.4 ug/L all year
0014-Chloro-3-methylphenolDAILY MX report only all year
001Solids, total dissolved1D <= 650 mg/L all year
001Solids, total dissolvedDAILY MX report only all year
001Solids, total dissolved1D <= 250 mg/L all year
001Mercury, total recoverableMO AVG <= .051 ug/L all year
001Mercury, total recoverableDAILY MX <= .103 ug/L all year
0011,3-DichloropropeneDAILY MX report only all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001ChloroethaneDAILY MX report only 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
002TurbidityMX DA AV <= 2 NTU all year
002TurbidityMX DA AV report only all year
002TurbidityINST MAX <= 10 NTU all year
002Turbidity, time above limitMAXIMUM <= 72 min/d all year
002Coliform, total general7C <= 2.2 MPN/100mL all year
002Coliform, total general7C <= 23 MPN/100mL all year
002Coliform, total generalINST MAX <= 240 MPN/100mL all year
003TurbidityMX DA AV <= 2 NTU all year
003TurbidityMX DA AV report only all year
003TurbidityINST MAX <= 10 NTU all year
003Turbidity, time above limitMAXIMUM <= 72 min/d all year
003Coliform, total general7C <= 2.2 MPN/100mL all year
003Coliform, total general7C <= 23 MPN/100mL all year
003Coliform, total generalINST MAX <= 240 MPN/100mL all year
004ATurbidityMX DA AV <= 2 NTU all year
004ATurbidityMX DA AV report only all year
004ATurbidityINST MAX <= 10 NTU all year
004ATurbidity, time above limitMAXIMUM <= 72 min/d all year
004AColiform, total general7C <= 2.2 MPN/100mL all year
004AColiform, total general7C <= 23 MPN/100mL all year
004AColiform, total generalINST MAX <= 240 MPN/100mL all year
004BTurbidityMX DA AV report only all year
004BTurbidityMX DA AV <= 2 NTU all year
004BTurbidityINST MAX <= 10 NTU all year
004BTurbidity, time above limitMAXIMUM <= 72 min/d all year
004BColiform, total general7C <= 23 MPN/100mL all year
004BColiform, total general7C <= 2.2 MPN/100mL all year
004BColiform, total generalINST MAX <= 240 MPN/100mL all year
005TurbidityMX DA AV report only all year
005TurbidityMX DA AV <= 2 NTU all year
005TurbidityINST MAX <= 10 NTU all year
005Turbidity, time above limitMAXIMUM <= 72 min/d all year
005Coliform, total general7C <= 23 MPN/100mL all year
005Coliform, total general7C <= 2.2 MPN/100mL all year
005Coliform, total generalINST MAX <= 240 MPN/100mL all year
006TurbidityMX DA AV <= 2 NTU all year
006TurbidityMX DA AV report only all year
006TurbidityINST MAX <= 10 NTU all year
006Turbidity, time above limitMAXIMUM <= 72 min/d all year
006Coliform, total general7C <= 2.2 MPN/100mL all year
006Coliform, total general7C <= 23 MPN/100mL all year
006Coliform, total generalINST MAX <= 240 MPN/100mL all year
007TurbidityMX DA AV <= 2 NTU all year
007TurbidityMX DA AV report only all year
007TurbidityINST MAX <= 10 NTU all year
007Turbidity, time above limitMAXIMUM <= 72 min/d all year
007Coliform, total general7C <= 2.2 MPN/100mL all year
007Coliform, total general7C <= 23 MPN/100mL all year
007Coliform, total generalINST MAX <= 240 MPN/100mL 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