Clean Water Act discharge permit · NPDES MSP090943
THREE RIVERS SWMA, THREE RIVERS REGIONAL LANDFILL, Pontotoc, MS: NPDES MSP090943 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
THREE RIVERS SWMA, THREE RIVERS REGIONAL LANDFILL holds NPDES permit MSP090943, which discharges to Ms0029017 - Oxford Potw. EPA’s file records it issued September 24, 2018 and expiring August 31, 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 | THREE RIVERS SWMA, THREE RIVERS REGIONAL LANDFILL |
|---|---|
| Permittee as filed | THREE RIVERS SWMA, THREE RIVERS REGIONAL LANDFILL |
| NPDES ID | MSP090943 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual industrial user permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 24, 2018 |
| Expiration date | August 31, 2023 |
| Issuing agency | MDEQ |
| Address | Pontotoc, MS 38863 |
| Receiving water | MS0029017 - OXFORD POTW |
| NAICS | 562212 – Solid Waste Landfill |
| SIC | 4953 – Refuse Systems |
| Other EPA IDs (FRS) | ICIS-AIR source MS0000002811500042 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 12Pollutants on file
- 12Under a numeric limit
- 11With a violation of any kind
- 4With 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 |
|---|---|---|---|---|---|
| Oil & Grease | 2 | 48 | 12 | June 30, 2026 | 267% over the limit |
| Arsenic, total recoverable | 2 | 13 | 9 | June 30, 2026 | 166% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 47 | 7 | December 31, 2016 | 164% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 26 | 5 | March 31, 2025 | 1% over the limit |
| Solids, total suspended | 4 | 40 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 40 | 0 | ||
| Nickel, total recoverable | 2 | 24 | 0 | ||
| pH | 2 | 20 | 0 | ||
| Copper, total recoverable | 2 | 12 | 0 | ||
| Zinc, total recoverable | 2 | 8 | 0 | ||
| Lead, total recoverable | 2 | 4 | 0 | ||
| Chromium, total recoverable | 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 23, 2024 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| August 12, 2021 | Pretreatment - IU Violation of Pretreatment Standards | 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
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, MSP090943.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 MSP090943 there.
Nearby on the register
- Discharge permits in Pontotoc
- Every permit record in Pontotoc, A to Z
- Discharge permits in Mississippi
- Every permit record in Mississippi, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.