Clean Water Act discharge permit · NPDES AL0023027
CAHABA RIVER WRF, Birmingham, AL: NPDES AL0023027 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 16Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
CAHABA RIVER WRF, held by Jefferson County Commission, holds NPDES permit AL0023027. EPA’s file records it issued May 27, 2025 and expiring May 31, 2030. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CAHABA RIVER WRF |
|---|---|
| Permittee as filed | Jefferson County Commission |
| NPDES ID | AL0023027 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | May 27, 2025 |
| Expiration date | May 31, 2030 |
| Issuing agency | State |
| Address | Birmingham, AL 35244 |
| Subwatershed | Patton Creek-Cahaba River (HUC 031502020204) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 18Pollutants on file
- 16Under a numeric limit
- 15With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| Oil & Grease | 3 | 6 | 6 | December 31, 2018 | 107% over the limit |
| E. coli | 7 | 3 | 3 | September 30, 2014 | 190% over the limit |
| Nitrogen, Kjeldahl, total [as N] | 11 | 4 | 2 | September 30, 2014 | 37% over the limit |
| Phosphorus, total [as P] | 11 | 4 | 2 | September 30, 2014 | 225% over the limit |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | 1 | 2 | 2 | August 31, 2007 | 99,999% over the limit |
| Nitrogen, ammonia total [as N] | 11 | 3 | 1 | September 30, 2014 | 120% over the limit |
| Toxicity [chronic], Ceriodaphnia dubia | 1 | 1 | 1 | August 31, 2025 | 2,147,483,650% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 15 | 5 | 0 | ||
| Flow, in conduit or thru treatment plant | 8 | 5 | 0 | ||
| Solids, total suspended | 11 | 3 | 0 | ||
| pH | 8 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 7 | 2 | 0 | ||
| Phosphate, ortho [as P] | 0 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 1 | 0 | ||
| Coliform, fecal general | 0 | 1 | 0 | ||
| Chlorine, total residual | 2 | 0 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 0 | 0 | ||
| Solids, suspended percent removal | 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 AL0023027.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 AL0023027 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.