Clean Water Act discharge permit · NPDES MS0025275
FLORENCE POTW, Florence, MS: NPDES MS0025275 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 20Pollutants under a numeric limit
- 17Pollutants with an effluent exceedance
FLORENCE POTW holds NPDES permit MS0025275, which discharges to Steen Creek. EPA’s file records it issued October 10, 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 | FLORENCE POTW |
|---|---|
| Permittee as filed | FLORENCE POTW |
| NPDES ID | MS0025275 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | October 10, 2018 |
| Expiration date | September 30, 2023 |
| Issuing agency | MDEQ |
| Address | Florence, MS 39073 |
| Receiving water | STEEN CREEK |
| Subwatershed | Lower Steen Creek (HUC 031800021004) |
| 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
- 21Pollutants on file
- 20Under a numeric limit
- 20With a violation of any kind
- 17With 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 |
|---|---|---|---|---|---|
| Copper, total recoverable | 2 | 230 | 180 | September 30, 2018 | 1,800% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 373 | 83 | May 31, 2024 | 1,090% over the limit |
| Zinc, total recoverable | 2 | 93 | 35 | October 31, 2022 | 1,008% over the limit |
| Coliform, fecal general | 0 | 88 | 26 | July 31, 2016 | 99,999% over the limit |
| BOD, 5-day, 20 deg. C | 8 | 309 | 25 | August 31, 2025 | 114% over the limit |
| Cyanide, free [amenable to chlorination] | 2 | 34 | 15 | March 31, 2022 | 823% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 87 | 13 | February 28, 2018 | 65% over the limit |
| Lead, total recoverable | 2 | 31 | 11 | November 30, 2024 | 6,179% over the limit |
| Solids, suspended percent removal | 1 | 45 | 8 | March 31, 2026 | 93% over the limit |
| E. coli | 2 | 8 | 6 | January 31, 2026 | 99,999% over the limit |
| Oxygen, dissolved [DO] | 3 | 116 | 5 | October 31, 2021 | 66% over the limit |
| Solids, total suspended | 8 | 292 | 4 | May 31, 2009 | 93% over the limit |
| Silver total recoverable | 2 | 22 | 4 | October 31, 2022 | 410% over the limit |
| Chlorine, total residual | 2 | 7 | 4 | February 28, 2023 | 3,140% over the limit |
| BOD, 5-day, percent removal | 1 | 39 | 2 | November 30, 2014 | 567% over the limit |
| pH | 2 | 77 | 1 | December 31, 2018 | |
| %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | 1 | 1 | 1 | June 30, 2019 | 24% over the limit |
| Sludge settleability 30 minute | 2 | 76 | 0 | ||
| Phosphorus, total [as P] | 4 | 40 | 0 | ||
| Nitrogen, total [as N] | 4 | 20 | 0 | ||
| %Effect Static Renewal 7Day Chronic Pimephales promelas | 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 MS0025275.
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, MS0025275.
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 MS0025275 there.
Nearby on the register
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- Every permit record in Mississippi, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.