Clean Water Act discharge permit · NPDES MS0036111
TUPELO POTW, Tupelo, MS: NPDES MS0036111 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 13Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
TUPELO POTW holds NPDES permit MS0036111, which discharges to Directly Into Town Creek. EPA’s file records it issued September 9, 2020 and expiring August 31, 2025. 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 | TUPELO POTW |
|---|---|
| Permittee as filed | TUPELO POTW |
| NPDES ID | MS0036111 |
| 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 | September 9, 2020 |
| Expiration date | August 31, 2025 |
| Issuing agency | MDEQ |
| Address | Tupelo, MS 38804 |
| Receiving water | DIRECTLY INTO TOWN CREEK |
| Subwatershed | Kings Creek-Town Creek (HUC 031601020401) |
| 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
- 15Pollutants on file
- 13Under a numeric limit
- 10With 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 |
|---|---|---|---|---|---|
| Solids, suspended percent removal | 1 | 25 | 24 | January 31, 2025 | 87% over the limit |
| Phosphorus, total [as P] | 8 | 11 | 11 | December 31, 2024 | 105% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 10 | 10 | August 31, 2025 | 67% over the limit |
| Solids, total suspended | 8 | 9 | 9 | April 30, 2007 | 22% over the limit |
| Zinc, total recoverable | 0 | 8 | 8 | October 31, 2009 | 80% over the limit |
| Cadmium, total recoverable | 2 | 9 | 7 | February 28, 2026 | 62,400% over the limit |
| Oxygen, dissolved [DO] | 3 | 3 | 3 | September 30, 2025 | 30% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 3 | 3 | February 28, 2021 | 15% over the limit |
| pH | 2 | 2 | 2 | August 31, 2017 | |
| Chlorine, total residual | 0 | 2 | 2 | September 30, 2007 | 86% over the limit |
| BOD, 5-day, 20 deg. C | 8 | 0 | 0 | ||
| Nitrogen, total [as N] | 8 | 0 | 0 | ||
| E. coli | 2 | 0 | 0 | ||
| Sludge settleability 30 minute | 2 | 0 | 0 | ||
| BOD, 5-day, percent removal | 1 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MS0036111.
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, MS0036111.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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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 MS0036111 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.