Clean Water Act discharge permit · NPDES MS0053503
PEARL RIVER WASTEWATER TREATMENT FACILITY, Philadelphia, MS: NPDES MS0053503 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 17Pollutants under a numeric limit
- 13Pollutants with an effluent exceedance
PEARL RIVER WASTEWATER TREATMENT FACILITY, held by Mississippi Band of Choctaw Indians (Pearl River WWTF), holds NPDES permit MS0053503, which discharges to Wolf Creek To Kentawka Canal To Pearl River. EPA’s file records it issued June 28, 2019 and expiring June 30, 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 | PEARL RIVER WASTEWATER TREATMENT FACILITY |
|---|---|
| Permittee as filed | Mississippi Band of Choctaw Indians (Pearl River WWTF) |
| NPDES ID | MS0053503 |
| 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 | June 28, 2019 |
| Expiration date | June 30, 2024 |
| Address | Philadelphia, MS 39350 |
| Receiving water | WOLF CREEK TO KENTAWKA CANAL TO PEARL RIVER |
| Subwatershed | Lower Kentawka Canal (HUC 031800010504) |
| 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
- 19Pollutants on file
- 17Under a numeric limit
- 19With a violation of any kind
- 13With 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 | 521 | 169 | December 31, 2025 | 2,147,483,650% over the limit |
| pH | 8 | 212 | 35 | December 31, 2022 | |
| Nitrogen, ammonia total [as N] | 4 | 204 | 28 | January 31, 2025 | 5,567% over the limit |
| E. coli | 2 | 57 | 25 | June 30, 2026 | 99,999% over the limit |
| Solids, suspended percent removal | 1 | 56 | 16 | January 31, 2024 | 117% over the limit |
| Coliform, fecal general | 0 | 88 | 14 | June 30, 2019 | 14,885% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 5 | 194 | 9 | July 31, 2023 | 493% over the limit |
| Solids, total suspended | 5 | 223 | 8 | January 31, 2024 | 138% over the limit |
| Oxygen, dissolved [DO] | 10 | 186 | 6 | July 31, 2018 | 32% over the limit |
| Noel Statre 7Day Chronic Pimephales | 2 | 88 | 3 | March 31, 2024 | 84% over the limit |
| NOEL Static Renewal 7Day Chronic Ceriodaphnia dubia | 2 | 86 | 2 | March 31, 2024 | 99,999% over the limit |
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 16 | 2 | July 31, 2023 | 17% over the limit |
| Zinc, total recoverable | 0 | 8 | 2 | July 31, 2025 | 6,567% over the limit |
| Temperature, water deg. fahrenheit | 9 | 138 | 0 | ||
| Conductivity | 9 | 138 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 85 | 0 | ||
| Hardness, total [as CaCO3] | 2 | 67 | 0 | ||
| Nitrogen, total [as N] | 2 | 17 | 0 | ||
| Phosphorus, total [as P] | 2 | 17 | 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 MS0053503.
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 MS0053503 there.
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- Every permit record in Mississippi, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.