Clean Water Act discharge permit · NPDES AL0022241
TOWASSA WWTP, Montgomery, AL: NPDES AL0022241 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 16Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
TOWASSA WWTP, held by Montgomery Water Works & Sanitary Sewer Board, holds NPDES permit AL0022241. EPA’s file records it issued December 31, 2019 and expiring December 31, 2024. 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 | TOWASSA WWTP |
|---|---|
| Permittee as filed | Montgomery Water Works & Sanitary Sewer Board |
| NPDES ID | AL0022241 |
| 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 | December 31, 2019 |
| Expiration date | December 31, 2024 |
| Issuing agency | State |
| Address | Montgomery, AL 36108 |
| Subwatershed | Jackson Lake (HUC 031502010106) |
| Program components on file | Biosolids, POTW, Pretreatment |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
| Other EPA IDs (FRS) | RCRA handler ALD000773648 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 29Pollutants on file
- 16Under a numeric limit
- 26With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Coliform, fecal general | 0 | 17 | 9 | May 31, 2014 | 151% over the limit |
| E. coli | 5 | 7 | 7 | September 30, 2025 | 894% over the limit |
| pH | 4 | 14 | 2 | January 31, 2020 | |
| Solids, suspended percent removal | 1 | 4 | 1 | January 31, 2009 | 97% over the limit |
| BOD, 5-day, percent removal | 0 | 1 | 1 | January 31, 2009 | 97% over the limit |
| Solids, total suspended | 9 | 27 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 13 | 25 | 0 | ||
| Nitrogen, ammonia total [as N] | 9 | 17 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 9 | 14 | 0 | ||
| Nitrite + Nitrate total [as N] | 5 | 14 | 0 | ||
| Phosphorus, total [as P] | 5 | 14 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 10 | 0 | ||
| Chlorine, total residual | 1 | 6 | 0 | ||
| Hardness, total [as CaCO3] | 0 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 3 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 3 | 0 | ||
| BOD, 5-day, 20 deg. C | 0 | 2 | 0 | ||
| Mercury, total recoverable | 0 | 2 | 0 | ||
| %Effect Static Renewal 48Hr Acute Ceriodaphnia dubia | 0 | 2 | 0 | ||
| %Effect Static Renewal 48Hr Acute Pimephales promelas | 0 | 2 | 0 | ||
| Copper, dissolved [as Cu] | 0 | 1 | 0 | ||
| Lead, dissolved [as Pb] | 0 | 1 | 0 | ||
| Nickel, dissolved [as Ni] | 0 | 1 | 0 | ||
| Zinc, dissolved [as Zn] | 0 | 1 | 0 | ||
| Methylene blue active substances | 0 | 1 | 0 | ||
| Solids, total dissolved | 0 | 1 | 0 | ||
| Oil & Grease | 1 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 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 AL0022241.
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.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, AL0022241.
Start the watch
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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 AL0022241 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.