Clean Water Act discharge permit · NPDES AL0048593
DECATUR UTILITIES WWTP, Decatur, AL: NPDES AL0048593 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 32Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
DECATUR UTILITIES WWTP, held by Decatur Utilities, holds NPDES permit AL0048593. EPA’s file records it issued September 28, 2018 and expiring September 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | DECATUR UTILITIES WWTP |
|---|---|
| Permittee as filed | Decatur Utilities |
| NPDES ID | AL0048593 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 28, 2018 |
| Expiration date | September 30, 2023 |
| Issuing agency | State |
| Address | Decatur, AL 35601 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Bakers Creek-Tennessee River (HUC 060300021102) |
| Program components on file | Biosolids, POTW, Pretreatment |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 35Pollutants on file
- 32Under a numeric limit
- 30With a violation of any kind
- 3With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| E. coli | 5 | 9 | 5 | May 31, 2016 | 156% over the limit |
| Coliform, fecal general | 0 | 5 | 3 | March 31, 2007 | 50% over the limit |
| Chlorine, total residual | 1 | 4 | 1 | May 31, 2016 | 28% over the limit |
| Solids, total suspended | 9 | 20 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 9 | 12 | 0 | ||
| Nitrogen, ammonia total [as N] | 5 | 12 | 0 | ||
| Perfluorooctanoic acid (PFOA) | 4 | 12 | 0 | ||
| Perfluorooctanesulfonamide (PFOSA) | 4 | 12 | 0 | ||
| Perfluorooctanesulfonate | 4 | 12 | 0 | ||
| Perfluoropentanoic acid (PFPeA) | 4 | 12 | 0 | ||
| Perfluorohexanoic acid (PFHxA) | 4 | 12 | 0 | ||
| Perfluorodecanoic acid (PFDA) | 4 | 12 | 0 | ||
| Perfluorododecanoic acid (PFDoA) | 4 | 12 | 0 | ||
| Perfluorotridecanoic acid (PFTrDA) | 4 | 12 | 0 | ||
| Perfluorotetradecanoic acid (PFTeDA) | 4 | 12 | 0 | ||
| Perfluorobutane Sulfonate | 4 | 12 | 0 | ||
| Perfluorohexane Sulfonate | 4 | 12 | 0 | ||
| Perfluorodecane Sulfonate | 4 | 12 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 9 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 5 | 8 | 0 | ||
| Nitrite + Nitrate total [as N] | 5 | 8 | 0 | ||
| Phosphorus, total [as P] | 5 | 8 | 0 | ||
| BOD, 5-day, 20 deg. C | 0 | 8 | 0 | ||
| pH | 4 | 6 | 0 | ||
| Solids, suspended percent removal | 1 | 3 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 2 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 1 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 1 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 1 | 0 | ||
| BOD, 5-day, percent removal | 0 | 1 | 0 | ||
| Perfluorobutanoic acid (PFBA) | 4 | 0 | 0 | ||
| Perfluoroheptanoic acid (PFHpA) | 4 | 0 | 0 | ||
| Perfluorononanoic acid (PFNA) | 4 | 0 | 0 | ||
| Perfluoroundecanoic acid (PFUnA) | 4 | 0 | 0 | ||
| Oil & Grease | 1 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES AL0048593.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID AL0048593 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.