Olivehurst Public Utility District

NPDES permit CA0077836 · Major POTW · expired, expires 2026-05-31 · 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.

This permit expired on 2026-05-31 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)
0of 26 forms filed late

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

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 (58)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeINST MAX report only all year
001Specific conductanceANNL AVG <= 875 umho/cm all year
001Specific conductanceANNL AVG <= 875 umho/cm 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
001pHMAXIMUM <= 8.5 SU 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 <= 1.6 mg/L all year
001Nitrogen, ammonia total [as N]WKLY AVG <= 3.6 mg/L all year
001Nitrogen, nitrite total [as N]DAILY MX 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 <= 19 mg/L all year
001Carbon, dissolved organic [as C]DAILY MX report only all year
001Carbon, dissolved organic [as C]DAILY MX report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Copper, total recoverableMO AVG <= 11 ug/L all year
001Copper, total recoverableMO AVG <= 11 ug/L all year
001Copper, total recoverableDAILY MX <= 17 ug/L all year
001Copper, total recoverableDAILY MX <= 17 ug/L all year
001DiazinonDAILY MX report only all year
001DiazinonDAILY 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
001Diazinon + ChlorpyrifosMO AVG <= 1 ug/L all year
001Diazinon + ChlorpyrifosMO AVG <= 1 ug/L all year
001Diazinon + ChlorpyrifosWKLY AVG <= 1 ug/L all year
001Diazinon + ChlorpyrifosWKLY AVG <= 1 ug/L 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
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001ChlorpyrifosDAILY MX report only all year
001ChlorpyrifosDAILY MX report only all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMD <= 25 % effect all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMD <= 25 % effect all year
001% Survival Static Renewal 96Hr Acute Pimephales promelasMINIMUM >= 70 % survival 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 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 promelasMINIMUM >= 70 % survival all year
001% Survival Flow Through 96Hr Acute Pimephales promelasBA >= 90 % survival all year
001% Survival Flow Through 96Hr Acute Pimephales promelasBA >= 90 % survival all year
001TU Static Renewal 7-Day Chronic Ceriodaphnia dubiaMD <= 16 tox chronic all year
001TU Static Renewal 7-Day Chronic Ceriodaphnia dubiaMD <= 16 tox chronic all year
INFBOD, 5-day, 20 deg. CMO AVG report only all year
INFBOD, 5-day, 20 deg. CDAILY MX 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