Sheffield Utilities

NPDES permit AL0050121 · Major POTW · effective, expires 2027-12-31 · 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

0values over a limit
0required values missing, on 0 form(s)
0of 13 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among AL permits in EPA's filings — check your permit).

Limits in force (57)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 975 lb/d all year
001Solids, total suspendedWKLY AVG <= 1463 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 20 mg/L all year
001Nitrogen, ammonia total [as N]WKLY AVG <= 30 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 650 lb/d all year
001Nitrogen, ammonia total [as N]WKLY AVG <= 975 lb/d all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]WKLY AVG report only all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]WKLY AVG report only all year
001Nitrite + Nitrate total [as N]MO AVG report only all year
001Nitrite + Nitrate total [as N]WKLY AVG report only all year
001Nitrite + Nitrate total [as N]MO AVG report only all year
001Nitrite + Nitrate total [as N]WKLY AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]WKLY AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]WKLY AVG 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 residualDAILY MX <= 1 mg/L all year
001E. coliMO AVG <= 126 #/100mL May, Jun, Jul, Aug, Sep, Oct
001E. coliMO AVG <= 548 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001E. coliDAILY MX <= 298 #/100mL May, Jun, Jul, Aug, Sep, Oct
001E. coliDAILY MX <= 2507 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001Toxicity [acute], Ceriodaphnia dubiaSINGSAMP <= 0 pass=0;fail=1 Oct
001Toxicity [acute], Pimephales promelas [Fathead Minnow]SINGSAMP <= 0 pass=0;fail=1 Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 37.5 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 813 lb/d all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1219 lb/d all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG report only all year
001BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
003pHDAILY MN report only all year
003pHDAILY MX report only all year
003Solids, total suspendedDAILY MX report only all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Nitrogen, ammonia total [as N]DAILY MX report only all year
003Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
003Nitrite + Nitrate total [as N]DAILY MX report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003E. coliDAILY MX report only all year
003BOD, carbonaceous [5 day, 20 C]DAILY 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