SIERRA COUNTY REGIONAL WWTP

NPDES permit NM0030864 · Minor POTW · effective, expires 2029-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
0required values missing, on 0 form(s)
0of 11 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (45)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 150.2 lb/d all year
001BOD, 5-day, 20 deg. C30DA AVG <= 150.2 lb/d all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 225.3 lb/d all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 225.3 lb/d all year
001BOD, 5-day, 20 deg. C30DA AVG report only all year
001BOD, 5-day, 20 deg. C30DA AVG report only all year
001pHMINIMUM >= 6.6 SU all year
001pHMINIMUM >= 6.6 SU all year
001pHMAXIMUM <= 9 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspended30DA AVG <= 150.2 lb/d all year
001Solids, total suspended30DA AVG <= 150.2 lb/d all year
001Solids, total suspended7 DA AVG <= 225.3 lb/d all year
001Solids, total suspended7 DA AVG <= 225.3 lb/d all year
001Solids, total suspended30DA AVG report only all year
001Solids, total suspended30DA AVG report only all year
001Flow, in conduit or thru treatment plant30DA AVG report only all year
001Flow, in conduit or thru treatment plant30DA AVG report only all year
001Flow, in conduit or thru treatment plant7 DA AVG report only all year
001Flow, in conduit or thru treatment plant7 DA AVG report only all year
001Chlorine, total residualINST MAX <= 11 ug/L all year
001Chlorine, total residualINST MAX <= 11 ug/L all year
001E. coli30DAVGEO <= 206 CFU/100mL all year
001E. coli30DAVGEO <= 206 CFU/100mL all year
001E. coliDAILY MX <= 940 CFU/100mL all year
001E. coliDAILY MX <= 940 CFU/100mL all year
001PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
001PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
001PER-AND POLYFLUOROALKYL SUBSTANCESDAILY MX report only all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
001PFAS SumDAILY MX report only all year
TXALow Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexVALUE report only all year
TXANOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexVALUE report only all year
TXACoef Of Var Static Renewal 48Hr Acute D. pulexVALUE 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