Clean Water Act discharge permit · NPDES MS0020494
PEARL RIVER COUNTY UTILITY AUTHORITY, POPLARVILLE POTW, Poplarville, MS: NPDES MS0020494 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 13Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
PEARL RIVER COUNTY UTILITY AUTHORITY, POPLARVILLE POTW, held by PEARL RIVER CO UTILITY AUTHORITY, POPLARVILLE POTW, holds NPDES permit MS0020494, which discharges to Jump Off Creek. EPA’s file records it issued December 28, 2017 and expiring November 30, 2022. 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 COUNTY UTILITY AUTHORITY, POPLARVILLE POTW |
|---|---|
| Permittee as filed | PEARL RIVER CO UTILITY AUTHORITY, POPLARVILLE POTW |
| NPDES ID | MS0020494 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 28, 2017 |
| Expiration date | November 30, 2022 |
| Issuing agency | MDEQ |
| Address | Poplarville, MS 39470 |
| Receiving water | JUMP OFF CREEK |
| Subwatershed | Jumpoff Creek-East Hobolochitto Creek (HUC 031800040801) |
| 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
- 14Pollutants on file
- 13Under a numeric limit
- 13With a violation of any kind
- 9With 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] | 8 | 276 | 48 | April 30, 2025 | 310% over the limit |
| pH | 2 | 79 | 23 | July 31, 2008 | |
| BOD, 5-day, 20 deg. C | 8 | 269 | 5 | January 31, 2023 | 73% over the limit |
| Coliform, fecal general | 0 | 70 | 3 | August 31, 2002 | 3,900% over the limit |
| Solids, total suspended | 8 | 265 | 1 | June 30, 2012 | 17% over the limit |
| Oxygen, dissolved [DO] | 3 | 107 | 1 | August 31, 2008 | 17% over the limit |
| Chlorine, total residual | 2 | 37 | 1 | January 31, 2008 | 742% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 35 | 1 | June 30, 2003 | 411% over the limit |
| Solids, suspended percent removal | 1 | 32 | 1 | July 31, 1997 | 47% over the limit |
| Sludge settleability 30 minute | 2 | 68 | 0 | ||
| BOD, 5-day, percent removal | 1 | 32 | 0 | ||
| Nitrogen, total [as N] | 8 | 4 | 0 | ||
| Phosphorus, total [as P] | 8 | 4 | 0 | ||
| E. coli | 2 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 25, 2026 | Wet-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | ST6 |
| May 25, 2026 | Wet-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | ST6 |
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 MS0020494 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.