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NPDES permit IA0077895 · Minor NON-POTW · effective, expires 2030-12-31 · 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
0required values missing, on 0 form(s)
0of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: Sulfate, total [as SO4] (3), pH (1).

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (93)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 47 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 94 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 32 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 64 lb/d all year
001BOD, 5-day, 20 deg. C30DA AVG report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001BOD, 5-day, 20 deg. C30DA AVG report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001pH30DA AVG report only all year
001pHDAILY MX report only all year
001Solids, total suspended30DA AVG <= 11 mg/L all year
001Solids, total suspendedDAILY MX <= 22 mg/L all year
001Solids, total suspended30DA AVG <= 7.3 lb/d all year
001Solids, total suspendedDAILY MX <= 14.6 lb/d all year
001Solids, total suspended30DA AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspended30DA AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Nitrogen, total [as N]30DA AVG report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, total [as N]30DA AVG report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]30DA AVG <= 1 mg/L Jul
001Nitrogen, ammonia total [as N]30DA AVG <= 3.4 mg/L Mar
001Nitrogen, ammonia total [as N]30DA AVG <= 2.5 mg/L Dec
001Nitrogen, ammonia total [as N]30DA AVG <= 2.3 mg/L Nov
001Nitrogen, ammonia total [as N]30DA AVG <= 1.3 mg/L Jun
001Nitrogen, ammonia total [as N]30DA AVG <= 3.4 mg/L Jan
001Nitrogen, ammonia total [as N]30DA AVG <= 1 mg/L Aug
001Nitrogen, ammonia total [as N]30DA AVG <= 1.1 mg/L Sep
001Nitrogen, ammonia total [as N]30DA AVG <= 1.6 mg/L Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 4 mg/L Feb
001Nitrogen, ammonia total [as N]30DA AVG <= 1.7 mg/L May
001Nitrogen, ammonia total [as N]30DA AVG <= 1.5 mg/L Apr
001Nitrogen, ammonia total [as N]DAILY MX <= 9.6 mg/L Jul
001Nitrogen, ammonia total [as N]DAILY MX <= 8.4 mg/L Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 9.1 mg/L Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 7.8 mg/L Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 7.9 mg/L Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 15.2 mg/L Jan
001Nitrogen, ammonia total [as N]DAILY MX <= 8.6 mg/L Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 8.7 mg/L Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 8.3 mg/L Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 10.7 mg/L Feb
001Nitrogen, ammonia total [as N]DAILY MX <= 8.3 mg/L May
001Nitrogen, ammonia total [as N]DAILY MX <= 9.4 mg/L Apr
001Nitrogen, ammonia total [as N]30DA AVG <= .7 lb/d Jul
001Nitrogen, ammonia total [as N]30DA AVG <= 2.3 lb/d Mar
001Nitrogen, ammonia total [as N]30DA AVG <= 1.7 lb/d Dec
001Nitrogen, ammonia total [as N]30DA AVG <= 1.6 lb/d Nov
001Nitrogen, ammonia total [as N]30DA AVG <= .9 lb/d Jun
001Nitrogen, ammonia total [as N]30DA AVG <= 2.3 lb/d Jan
001Nitrogen, ammonia total [as N]30DA AVG <= .6 lb/d Aug
001Nitrogen, ammonia total [as N]30DA AVG <= .7 lb/d Sep
001Nitrogen, ammonia total [as N]30DA AVG <= 1.1 lb/d Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 2.7 lb/d Feb
001Nitrogen, ammonia total [as N]30DA AVG <= 1.2 lb/d May
001Nitrogen, ammonia total [as N]30DA AVG <= 1 lb/d Apr
001Nitrogen, ammonia total [as N]DAILY MX <= 5.5 lb/d Jul
001Nitrogen, ammonia total [as N]DAILY MX <= 5 lb/d Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 5.4 lb/d Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 4.4 lb/d Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 4.6 lb/d Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 10.3 lb/d Jan
001Nitrogen, ammonia total [as N]DAILY MX <= 4.9 lb/d Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 5 lb/d Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 4.8 lb/d Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 6.8 lb/d Feb
001Nitrogen, ammonia total [as N]DAILY MX <= 4.9 lb/d May
001Nitrogen, ammonia total [as N]DAILY MX <= 5.6 lb/d Apr
001Nitrogen, Kjeldahl, total [as N]30DA AVG report only all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
001Nitrogen, Kjeldahl, total [as N]30DA AVG report only all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
001Phosphorus, total [as P]30DA AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]30DA AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Chloride [as Cl]30DA AVG <= 389 mg/L all year
001Chloride [as Cl]DAILY MX <= 629 mg/L all year
001Chloride [as Cl]30DA AVG <= 263 lb/d all year
001Chloride [as Cl]DAILY MX <= 425 lb/d all year
001Sulfate, total [as SO4]30DA AVG <= 1514 mg/L all year
001Sulfate, total [as SO4]DAILY MX <= 1514 mg/L all year
001Sulfate, total [as SO4]30DA AVG <= 1023 lb/d all year
001Sulfate, total [as SO4]DAILY MX <= 1023 lb/d all year
001Chlorine, total residual30DA AVG <= .01 mg/L all year
001Chlorine, total residualDAILY MX <= .019 mg/L all year
001Chlorine, total residual30DA AVG <= .007 lb/d all year
001Chlorine, total residualDAILY MX <= .013 lb/d 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