Decatur Utilities

NPDES permit AL0048593 · Major POTW · effective, expires 2029-04-30 · 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 17 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 (217)

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 <= 9007 lb/d all year
001Solids, total suspendedWKLY AVG <= 13510 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 <= 6004 lb/d all year
001Nitrogen, ammonia total [as N]WKLY AVG <= 9007 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 <= 555 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001E. coliDAILY MX <= 235 #/100mL May, Jun, Jul, Aug, Sep, Oct
001E. coliDAILY MX <= 1035 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001Perfluorooctanoic acid (PFOA)MO AVG report only all year
001Perfluorooctanoic acid (PFOA)WKLY AVG report only all year
001Perfluorooctanoic acid (PFOA)MO AVG report only all year
001Perfluorooctanoic acid (PFOA)WKLY AVG report only all year
001Perfluorobutanoic acid (PFBA)MO AVG report only all year
001Perfluorobutanoic acid (PFBA)WKLY AVG report only all year
001Perfluorobutanoic acid (PFBA)MO AVG report only all year
001Perfluorobutanoic acid (PFBA)WKLY AVG report only all year
001Perfluorooctanesulfonamide (PFOSA)MO AVG report only all year
001Perfluorooctanesulfonamide (PFOSA)WKLY AVG report only all year
001Perfluorooctanesulfonamide (PFOSA)MO AVG report only all year
001Perfluorooctanesulfonamide (PFOSA)WKLY AVG report only all year
001Perfluoropentanoic acid (PFPeA)MO AVG report only all year
001Perfluoropentanoic acid (PFPeA)WKLY AVG report only all year
001Perfluoropentanoic acid (PFPeA)MO AVG report only all year
001Perfluoropentanoic acid (PFPeA)WKLY AVG report only all year
001Perfluorohexanoic acid (PFHxA)MO AVG report only all year
001Perfluorohexanoic acid (PFHxA)WKLY AVG report only all year
001Perfluorohexanoic acid (PFHxA)MO AVG report only all year
001Perfluorohexanoic acid (PFHxA)WKLY AVG report only all year
001Perfluoroheptanoic acid (PFHpA)MO AVG report only all year
001Perfluoroheptanoic acid (PFHpA)WKLY AVG report only all year
001Perfluoroheptanoic acid (PFHpA)MO AVG report only all year
001Perfluoroheptanoic acid (PFHpA)WKLY AVG report only all year
001Perfluorononanoic acid (PFNA)MO AVG report only all year
001Perfluorononanoic acid (PFNA)WKLY AVG report only all year
001Perfluorononanoic acid (PFNA)MO AVG report only all year
001Perfluorononanoic acid (PFNA)WKLY AVG report only all year
001Perfluorodecanoic acid (PFDA)MO AVG report only all year
001Perfluorodecanoic acid (PFDA)WKLY AVG report only all year
001Perfluorodecanoic acid (PFDA)MO AVG report only all year
001Perfluorodecanoic acid (PFDA)WKLY AVG report only all year
001Perfluoroundecanoic acid (PFUnA)MO AVG report only all year
001Perfluoroundecanoic acid (PFUnA)WKLY AVG report only all year
001Perfluoroundecanoic acid (PFUnA)MO AVG report only all year
001Perfluoroundecanoic acid (PFUnA)WKLY AVG report only all year
001Perfluorododecanoic acid (PFDoA)MO AVG report only all year
001Perfluorododecanoic acid (PFDoA)WKLY AVG report only all year
001Perfluorododecanoic acid (PFDoA)MO AVG report only all year
001Perfluorododecanoic acid (PFDoA)WKLY AVG report only all year
001Perfluorotridecanoic acid (PFTrDA)MO AVG report only all year
001Perfluorotridecanoic acid (PFTrDA)WKLY AVG report only all year
001Perfluorotridecanoic acid (PFTrDA)MO AVG report only all year
001Perfluorotridecanoic acid (PFTrDA)WKLY AVG report only all year
001Perfluorotetradecanoic acid (PFTeDA)MO AVG report only all year
001Perfluorotetradecanoic acid (PFTeDA)WKLY AVG report only all year
001Perfluorotetradecanoic acid (PFTeDA)MO AVG report only all year
001Perfluorotetradecanoic acid (PFTeDA)WKLY AVG report only all year
001N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)MO AVG report only all year
001N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)WKLY AVG report only all year
001N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)MO AVG report only all year
001N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)WKLY AVG report only all year
001N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)MO AVG report only all year
001N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)WKLY AVG report only all year
001N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)MO AVG report only all year
001N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)WKLY AVG report only all year
001N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)MO AVG report only all year
001N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)WKLY AVG report only all year
001N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)MO AVG report only all year
001N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)WKLY AVG report only all year
001N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)MO AVG report only all year
001N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)WKLY AVG report only all year
001N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)MO AVG report only all year
001N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)WKLY AVG report only all year
001Perfluorobutanesulfonic acid (PFBS)MO AVG report only all year
001Perfluorobutanesulfonic acid (PFBS)WKLY AVG report only all year
001Perfluorobutanesulfonic acid (PFBS)MO AVG report only all year
001Perfluorobutanesulfonic acid (PFBS)WKLY AVG report only all year
001Perfluorodecanesulfonic acid (PFDS)MO AVG report only all year
001Perfluorodecanesulfonic acid (PFDS)WKLY AVG report only all year
001Perfluorodecanesulfonic acid (PFDS)MO AVG report only all year
001Perfluorodecanesulfonic acid (PFDS)WKLY AVG report only all year
001Perfluoroheptanesulfonic acid (PFHpS)MO AVG report only all year
001Perfluoroheptanesulfonic acid (PFHpS)WKLY AVG report only all year
001Perfluoroheptanesulfonic acid (PFHpS)MO AVG report only all year
001Perfluoroheptanesulfonic acid (PFHpS)WKLY AVG report only all year
001Perfluorohexanesulfonic acid (PFHxS)MO AVG report only all year
001Perfluorohexanesulfonic acid (PFHxS)WKLY AVG report only all year
001Perfluorohexanesulfonic acid (PFHxS)MO AVG report only all year
001Perfluorohexanesulfonic acid (PFHxS)WKLY AVG report only all year
001Perfluorooctanesulfonic acid (PFOS)MO AVG report only all year
001Perfluorooctanesulfonic acid (PFOS)WKLY AVG report only all year
001Perfluorooctanesulfonic acid (PFOS)MO AVG report only all year
001Perfluorooctanesulfonic acid (PFOS)WKLY AVG report only all year
0011H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)MO AVG report only all year
0011H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)WKLY AVG report only all year
0011H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)MO AVG report only all year
0011H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)WKLY AVG report only all year
0011H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)MO AVG report only all year
0011H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)WKLY AVG report only all year
0011H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)MO AVG report only all year
0011H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)WKLY AVG report only all year
0011H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)MO AVG report only all year
0011H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)WKLY AVG report only all year
0011H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)MO AVG report only all year
0011H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)WKLY AVG report only all year
001Perfluoropentanesulfonic acid (PFPeS)MO AVG report only all year
001Perfluoropentanesulfonic acid (PFPeS)WKLY AVG report only all year
001Perfluoropentanesulfonic acid (PFPeS)MO AVG report only all year
001Perfluoropentanesulfonic acid (PFPeS)WKLY AVG report only all year
001Perfluorononanesulfonic acid (PFNS)MO AVG report only all year
001Perfluorononanesulfonic acid (PFNS)WKLY AVG report only all year
001Perfluorononanesulfonic acid (PFNS)MO AVG report only all year
001Perfluorononanesulfonic acid (PFNS)WKLY AVG report only all year
001Hexafluoropropylene oxide dimer acid (HFPO-DA)MO AVG report only all year
001Hexafluoropropylene oxide dimer acid (HFPO-DA)WKLY AVG report only all year
001Hexafluoropropylene oxide dimer acid (HFPO-DA)MO AVG report only all year
001Hexafluoropropylene oxide dimer acid (HFPO-DA)WKLY AVG report only all year
001Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)MO AVG report only all year
001Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)WKLY AVG report only all year
001Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)MO AVG report only all year
001Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)WKLY AVG report only all year
001Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)MO AVG report only all year
001Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)WKLY AVG report only all year
001Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)MO AVG report only all year
001Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)WKLY AVG report only all year
001Perfluorododecanesulfonic acid (PFDoS)MO AVG report only all year
001Perfluorododecanesulfonic acid (PFDoS)WKLY AVG report only all year
001Perfluorododecanesulfonic acid (PFDoS)MO AVG report only all year
001Perfluorododecanesulfonic acid (PFDoS)WKLY AVG report only all year
0014,8-Dioxa-3H-perfluorononanoic acid (ADONA)MO AVG report only all year
0014,8-Dioxa-3H-perfluorononanoic acid (ADONA)WKLY AVG report only all year
0014,8-Dioxa-3H-perfluorononanoic acid (ADONA)MO AVG report only all year
0014,8-Dioxa-3H-perfluorononanoic acid (ADONA)WKLY AVG report only all year
001N-methyl perfluorooctanesulfonamide (NMeFOSA)MO AVG report only all year
001N-methyl perfluorooctanesulfonamide (NMeFOSA)WKLY AVG report only all year
001N-methyl perfluorooctanesulfonamide (NMeFOSA)MO AVG report only all year
001N-methyl perfluorooctanesulfonamide (NMeFOSA)WKLY AVG report only all year
001N-ethyl perfluorooctanesulfonamide (NEtFOSA)MO AVG report only all year
001N-ethyl perfluorooctanesulfonamide (NEtFOSA)WKLY AVG report only all year
001N-ethyl perfluorooctanesulfonamide (NEtFOSA)MO AVG report only all year
001N-ethyl perfluorooctanesulfonamide (NEtFOSA)WKLY AVG report only all year
001Toxicity [acute], Ceriodaphnia dubiaSINGSAMP <= 0 pass=0;fail=1 Sep
001Toxicity [acute], Pimephales promelas [Fathead Minnow]SINGSAMP <= 0 pass=0;fail=1 Sep
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 <= 7506 lb/d all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 11259 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
0013-Perfluoropropyl propanoic acid (3:3 FTCA)MO AVG report only all year
0013-Perfluoropropyl propanoic acid (3:3 FTCA)WKLY AVG report only all year
0013-Perfluoropropyl propanoic acid (3:3 FTCA)MO AVG report only all year
0013-Perfluoropropyl propanoic acid (3:3 FTCA)WKLY AVG report only all year
001Perfluoro-3-methoxypropanoic acid (PFMPA)MO AVG report only all year
001Perfluoro-3-methoxypropanoic acid (PFMPA)WKLY AVG report only all year
001Perfluoro-3-methoxypropanoic acid (PFMPA)MO AVG report only all year
001Perfluoro-3-methoxypropanoic acid (PFMPA)WKLY AVG report only all year
0019-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)MO AVG report only all year
0019-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)WKLY AVG report only all year
0019-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)MO AVG report only all year
0019-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)WKLY AVG report only all year
00111-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)MO AVG report only all year
00111-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)WKLY AVG report only all year
00111-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)MO AVG report only all year
00111-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)WKLY AVG report only all year
0013-Perfluoroheptyl propanoic acid (7:3 FTCA)MO AVG report only all year
0013-Perfluoroheptyl propanoic acid (7:3 FTCA)WKLY AVG report only all year
0013-Perfluoroheptyl propanoic acid (7:3 FTCA)MO AVG report only all year
0013-Perfluoroheptyl propanoic acid (7:3 FTCA)WKLY AVG report only all year
001Perfluoro-4-methoxybutanoic acid (PFMBA)MO AVG report only all year
001Perfluoro-4-methoxybutanoic acid (PFMBA)WKLY AVG report only all year
001Perfluoro-4-methoxybutanoic acid (PFMBA)MO AVG report only all year
001Perfluoro-4-methoxybutanoic acid (PFMBA)WKLY AVG report only all year
0012H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)MO AVG report only all year
0012H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)WKLY AVG report only all year
0012H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)MO AVG report only all year
0012H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)WKLY AVG report only all year
007pHDAILY MN report only all year
007pHDAILY MX report only all year
007Solids, total suspendedDAILY MX report only all year
007Oil & GreaseDAILY MX <= 15 mg/L all year
007Nitrogen, ammonia total [as N]DAILY MX report only all year
007Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
007Nitrite + Nitrate total [as N]DAILY MX report only all year
007Phosphorus, total [as P]DAILY MX report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007E. coliDAILY MX report only all year
007BOD, 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