Clean Water Act discharge permit · NPDES AL0048372
HAMILTON WWTP, Hamilton, AL: NPDES AL0048372 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 15Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
HAMILTON WWTP, held by City Of Hamilton, holds NPDES permit AL0048372. EPA’s file records it issued September 24, 2021 and expiring September 30, 2026. 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 | HAMILTON WWTP |
|---|---|
| Permittee as filed | City Of Hamilton |
| NPDES ID | AL0048372 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 24, 2021 |
| Expiration date | September 30, 2026 |
| Address | Hamilton, AL 35570 |
| Subwatershed | Central Mill Creek-Buttahatchee River (HUC 031601030303) |
| Program components on file | 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
- 20Pollutants on file
- 15Under a numeric limit
- 19With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 8 | 44 | 19 | November 30, 2014 | 289% over the limit |
| Chlorine, total residual | 2 | 17 | 13 | February 28, 2025 | 943% over the limit |
| E. coli | 4 | 8 | 7 | February 28, 2025 | 99,999% over the limit |
| Solids, suspended percent removal | 1 | 9 | 6 | January 31, 2010 | 87% over the limit |
| Coliform, fecal general | 0 | 9 | 3 | December 31, 2008 | 100% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 28 | 2 | January 31, 2007 | 8% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 14 | 1 | July 31, 2008 | 44% over the limit |
| pH | 2 | 8 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 8 | 0 | ||
| Toxicity [chronic], Ceriodaphnia dubia | 1 | 4 | 0 | ||
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | 1 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 3 | 0 | ||
| BOD, 5-day, percent removal | 0 | 3 | 0 | ||
| Mercury, total recoverable | 0 | 2 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 8 | 1 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 4 | 1 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 1 | 0 | ||
| Phosphorus, total [as P] | 4 | 1 | 0 | ||
| Oil and grease | 0 | 1 | 0 | ||
| BOD, carb-5 day, 20 deg C, 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 AL0048372.
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 AL0048372 there.
Nearby on the register
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- Every permit record in Alabama, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.