Clean Water Act discharge permit · NPDES MS0061743
WEST RANKIN UTILITY AUTHORITY WWTF, Richland, MS: NPDES MS0061743 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 13Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
WEST RANKIN UTILITY AUTHORITY WWTF, held by WEST RANKIN UTILITY AUTHORITY WASTEWATER TREATMENT FACILITY, holds NPDES permit MS0061743. EPA’s file records it issued March 18, 2020 and expiring February 28, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | WEST RANKIN UTILITY AUTHORITY WWTF |
|---|---|
| Permittee as filed | WEST RANKIN UTILITY AUTHORITY WASTEWATER TREATMENT FACILITY |
| NPDES ID | MS0061743 |
| 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 | March 18, 2020 |
| Expiration date | February 28, 2025 |
| Issuing agency | MDEQ |
| Address | Richland, MS 39218 |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 14Pollutants on file
- 13Under a numeric limit
- 14With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 10 | 14 | 8 | November 30, 2021 | 953% over the limit |
| E. coli | 2 | 6 | 6 | February 28, 2025 | 490% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 12 | 12 | 4 | October 31, 2021 | 367% over the limit |
| Nitrogen, total [as N] | 8 | 7 | 3 | November 30, 2021 | 55% over the limit |
| Phosphorus, total [as P] | 8 | 6 | 2 | October 31, 2021 | 65% over the limit |
| Solids, total suspended | 8 | 8 | 0 | ||
| Oxygen, dissolved [DO] | 3 | 3 | 0 | ||
| pH | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Chlorine, total residual | 2 | 2 | 0 | ||
| Sludge settleability 30 minute | 2 | 2 | 0 | ||
| Coliform, fecal general | 0 | 2 | 0 | ||
| Solids, suspended percent removal | 1 | 1 | 0 | ||
| Carbonaceous oxygen demand, % removal | 1 | 1 | 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 MS0061743.
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 MS0061743 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 September 15, 2026.