INDIANOLA POTW

NPDES permit MS0024619 · Major POTW · effective, expires 2028-10-31 · 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

4values over a limit
396required values missing, on 10 form(s)
6of 14 forms filed late

Last period with anything received: 2026-03-31. Most often over: %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia (2), %Effect Static Renewal 7Day Chronic Pimephales promelas (2).

Reporting

Reports are due about 29 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (51)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MINIMUM >= 6 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMX WK AV <= 65 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 844 lb/d all year
001BOD, 5-day, 20 deg. CMX WK AV <= 1220 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CMX WK AV report only all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CMX WK AV report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG <= 90 mg/L all year
001Solids, total suspendedMX WK AV <= 135 mg/L all year
001Solids, total suspendedMO AVG <= 1689 lb/d all year
001Solids, total suspendedMX WK AV <= 2534 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMX WK AV report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMX WK AV report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MX WK AV report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MX WK AV report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MX WK AV report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MX WK AV report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MX WK AV report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MX WK AV report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MX WK AV report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MX WK AV report only all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableMX WK AV report only all year
001Copper, total recoverableMO AVG report only all year
001Copper, total recoverableMX WK AV report only all year
001Flow, in conduit or thru treatment plantMO AVG <= 2.25 MGD all year
001Flow, in conduit or thru treatment plantMX WK AV report only all year
001Chlorine, total residualMO AVG <= .106 mg/L all year
001Chlorine, total residualMX WK AV <= .185 mg/L all year
001E. coliMO AVG <= 126 #/100mL all year
001E. coliMX WK AV <= 410 #/100mL all year
001Cyanide, total recoverableMO AVG report only all year
001Cyanide, total recoverableMX WK AV report only all year
001BOD, 5-day, percent removalMINIMUM >= 65 % all year
001Solids, suspended percent removalMINIMUM >= 65 % all year
001%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM >= 10.4 % all year
001%Effect Static Renewal 7Day Chronic Pimephales promelasMINIMUM >= 10.4 % 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