Clean Water Act discharge permit · NPDES MS0056995
TVA MAGNOLIA COMBINED CYCLE, Ashland, MS: NPDES MS0056995 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 10Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
TVA MAGNOLIA COMBINED CYCLE holds NPDES permit MS0056995, which discharges to Big Snow Creek. EPA’s file records it issued January 28, 2019 and expiring December 31, 2023. 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 | TVA MAGNOLIA COMBINED CYCLE |
|---|---|
| Permittee as filed | TVA MAGNOLIA COMBINED CYCLE |
| NPDES ID | MS0056995 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Federal facility |
| Issued | January 28, 2019 |
| Expiration date | December 31, 2023 |
| Issuing agency | MDEQ |
| Address | Ashland, MS 38603 |
| Receiving water | BIG SNOW CREEK |
| Subwatershed | Little Snow Creek-Snow Creek (HUC 080302010601) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 10Under a numeric limit
- 6With a violation of any kind
- 0With 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 | 0 | 12 | 0 | ||
| Solids, total dissolved | 0 | 12 | 0 | ||
| Chlorination duration | 2 | 8 | 0 | ||
| Flow, in conduit or thru treatment plant | 5 | 5 | 0 | ||
| pH | 2 | 4 | 0 | ||
| Temperature, water deg. fahrenheit | 0 | 2 | 0 | ||
| Solids, total suspended | 8 | 0 | 0 | ||
| Oil & Grease | 4 | 0 | 0 | ||
| Zinc, total recoverable | 4 | 0 | 0 | ||
| Chromium, total recoverable | 4 | 0 | 0 | ||
| Chlorine, free available | 4 | 0 | 0 | ||
| Temperature, summer [deg. F] | 1 | 0 | 0 | ||
| Temperature, winter [deg. F] | 1 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MS0056995.
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 MS0056995.
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, MS0056995.
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 MS0056995 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.