Clean Water Act discharge permit · NPDES MS0021555
SUMMIT POTW, SOUTH, Summit, MS: NPDES MS0021555 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
SUMMIT POTW, SOUTH, held by SUMMIT POTW - SOUTH, holds NPDES permit MS0021555, which discharges to Clear Creek. EPA’s file records it issued March 3, 2017 and expiring February 28, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | SUMMIT POTW, SOUTH |
|---|---|
| Permittee as filed | SUMMIT POTW - SOUTH |
| NPDES ID | MS0021555 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | March 3, 2017 |
| Expiration date | February 28, 2022 |
| Issuing agency | MDEQ |
| Address | Summit, MS 39666 |
| Receiving water | CLEAR CREEK |
| Subwatershed | Clear Creek-Bogue Chitto (HUC 031800050302) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 11Pollutants on file
- 11Under a numeric limit
- 10With 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 | 44 | 12 | March 31, 2020 | 950% over the limit |
| Coliform, fecal general | 2 | 22 | 12 | March 31, 2017 | 7,900% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 19 | 11 | December 31, 2024 | 80% over the limit |
| BOD, 5-day, 20 deg. C | 8 | 40 | 8 | December 31, 2013 | 320% over the limit |
| pH | 2 | 8 | 4 | December 31, 2019 | |
| Solids, suspended percent removal | 1 | 6 | 4 | December 31, 2025 | 75% over the limit |
| Solids, total suspended | 8 | 34 | 2 | December 31, 2011 | 62% over the limit |
| Oxygen, dissolved [DO] | 3 | 11 | 1 | December 31, 2021 | 4% over the limit |
| Chlorine, total residual | 2 | 9 | 1 | December 31, 2012 | 426% over the limit |
| BOD, 5-day, percent removal | 1 | 4 | 0 | ||
| Sludge settleability 30 minute | 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 13, 2026 | PR: Failure to submit noncompliance report - CSO, SSO, or Bypass [40 CFR 122.41(l)(6) & (m)(3)(ii)] | ST6 |
| May 7, 2026 | Wet-weather unanticipated prohibited bypass discharge to waters of the U.S. - endangerment | 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, MS0021555.
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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 MS0021555 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 14, 2026.