Clean Water Act discharge permit · NPDES MS0020133
DUCK HILL POTW, Duck Hill, MS: NPDES MS0020133 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
DUCK HILL POTW holds NPDES permit MS0020133, which discharges to Bug Bogue Creek. EPA’s file records it issued May 1, 2019 and expiring April 30, 2024. 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 | DUCK HILL POTW |
|---|---|
| Permittee as filed | DUCK HILL POTW |
| NPDES ID | MS0020133 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | May 1, 2019 |
| Expiration date | April 30, 2024 |
| Issuing agency | MDEQ |
| Address | Duck Hill, MS 38925 |
| Receiving water | BUG BOGUE CREEK |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Eskridge Creek-Big Bogue (HUC 080302050502) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 12Under a numeric limit
- 13With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 8 | 34 | 10 | December 31, 2024 | 6,668% over the limit |
| Solids, suspended percent removal | 1 | 12 | 10 | December 31, 2025 | 567% over the limit |
| Solids, total suspended | 8 | 31 | 7 | December 31, 2024 | 2,851% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 23 | 7 | December 31, 2025 | 146% over the limit |
| BOD, 5-day, percent removal | 1 | 9 | 7 | December 31, 2023 | 107% over the limit |
| pH | 2 | 12 | 6 | December 31, 2015 | |
| E. coli | 2 | 10 | 6 | December 31, 2025 | 99,999% over the limit |
| Coliform, fecal general | 0 | 5 | 5 | December 31, 2016 | 700% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 7 | 2 | December 31, 2024 | 17,440% over the limit |
| Oxygen, dissolved [DO] | 1 | 4 | 2 | December 31, 2013 | 74% over the limit |
| Nitrogen, total [as N] | 4 | 8 | 0 | ||
| Phosphorus, total [as P] | 4 | 8 | 0 | ||
| Chlorine, total residual | 2 | 7 | 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 MS0020133.
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, MS0020133.
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 MS0020133 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.