Clean Water Act discharge permit · NPDES MS0058581
PONTOTOC, CITY OF, ACTIVATED SLUDGE FACILITY, Pontotoc, MS: NPDES MS0058581 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 14Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
PONTOTOC, CITY OF, ACTIVATED SLUDGE FACILITY, held by PONTOTOC, CITY OF, ACTIVATED SLUDGE FACILITY, holds NPDES permit MS0058581, which discharges to Directly Into Lyon Creek. EPA’s file records it issued July 18, 2014 and expiring June 30, 2019. 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 | PONTOTOC, CITY OF, ACTIVATED SLUDGE FACILITY |
|---|---|
| Permittee as filed | PONTOTOC, CITY OF, ACTIVATED SLUDGE FACILITY |
| NPDES ID | MS0058581 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | July 18, 2014 |
| Expiration date | June 30, 2019 |
| Issuing agency | MDEQ |
| Address | Pontotoc, MS 38863 |
| Receiving water | DIRECTLY INTO LYON CREEK |
| Subwatershed | Lyon Creek-Lappatubby Creek (HUC 080302010201) |
| 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
- 17Pollutants on file
- 14Under a numeric limit
- 17With a violation of any kind
- 10With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 4 | 275 | 23 | February 28, 2025 | 1,320% over the limit |
| BOD, 5-day, 20 deg. C | 12 | 306 | 18 | June 30, 2026 | 93% over the limit |
| Copper, total recoverable | 2 | 30 | 14 | December 31, 2019 | 124% over the limit |
| Coliform, fecal general | 4 | 85 | 13 | June 30, 2018 | 50% over the limit |
| Solids, total suspended | 8 | 293 | 5 | May 31, 2010 | 627% over the limit |
| Solids, suspended percent removal | 1 | 38 | 3 | May 31, 2010 | 287% over the limit |
| pH | 2 | 74 | 2 | November 30, 2006 | |
| E. coli | 0 | 2 | 2 | August 31, 2022 | 22% over the limit |
| Oxygen, dissolved [DO] | 3 | 84 | 1 | February 28, 2026 | 6% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 44 | 1 | April 30, 2023 | 7% over the limit |
| Sludge settleability 30 minute | 2 | 70 | 0 | ||
| BOD, 5-day, percent removal | 1 | 35 | 0 | ||
| Nitrogen, total [as N] | 4 | 32 | 0 | ||
| Phosphorus, total [as P] | 4 | 32 | 0 | ||
| Chlorine, total residual | 2 | 18 | 0 | ||
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | 0 | 5 | 0 | ||
| IC25 Static Renewal 7 Day Chronic Chrpimephales | 0 | 5 | 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 MS0058581.
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
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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 MS0058581 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.