Clean Water Act discharge permit · NPDES MS0044172
GREAT RIVER UTILITY OPERATING CO LLC, THORNTON ESTATES SUBDIVISION, Columbus, MS: NPDES MS0044172 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
GREAT RIVER UTILITY OPERATING CO LLC, THORNTON ESTATES SUBDIVISION, held by WILCO PROPERTIES INC, THORNTON ESTATES SUBDIVISION, holds NPDES permit MS0044172, which discharges to Ellis Creek. EPA’s file records it issued October 9, 2017 and expiring September 30, 2022. 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 | GREAT RIVER UTILITY OPERATING CO LLC, THORNTON ESTATES SUBDIVISION |
|---|---|
| Permittee as filed | WILCO PROPERTIES INC, THORNTON ESTATES SUBDIVISION |
| NPDES ID | MS0044172 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 9, 2017 |
| Expiration date | September 30, 2022 |
| Issuing agency | MDEQ |
| Address | Columbus, MS 39704 |
| Receiving water | ELLIS CREEK |
| Subwatershed | Ellis Creek (HUC 031601060301) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 6Under a numeric limit
- 5With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 2 | 7 | 7 | December 31, 2023 | 120% over the limit |
| Coliform, fecal general | 0 | 5 | 5 | December 31, 2008 | 115% over the limit |
| E. coli | 2 | 4 | 4 | December 31, 2023 | 2,916% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 2 | 2 | December 31, 2012 | 50% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 2 | 2 | December 31, 2020 | 27% over the limit |
| Solids, total suspended | 4 | 0 | 0 | ||
| pH | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MS0044172.
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, MS0044172.
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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 MS0044172 there.
Nearby on the register
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- Every permit record in Columbus, A to Z
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- Every permit record in Mississippi, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.