Clean Water Act discharge permit · NPDES TNR192370
TVA ALLEN FOSSIL PLANT D4 PLANT RETIREMENT/ DECOMMISSIONING AND PLANT SITE RESTO, Memphis, TN: NPDES TNR192370 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
TVA ALLEN FOSSIL PLANT D4 PLANT RETIREMENT/ DECOMMISSIONING AND PLANT SITE RESTO, held by Tennessee Valley Authority (TVA), holds NPDES permit TNR192370, which discharges to Mississippi. EPA’s file records it issued June 1, 2025 and expiring September 30, 2026. 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.
What the register holds for TVA ALLEN FOSSIL PLANT D4 PLANT RETIREMENT/ DECOMMISSIONING AND PLANT SITE RESTO: its NPDES ID, its permit type and status, its dates, its address in Memphis, Tennessee, its receiving water, and 4 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TNR192370.
Identity
| Facility as filed | TVA ALLEN FOSSIL PLANT D4 PLANT RETIREMENT/ DECOMMISSIONING AND PLANT SITE RESTO |
|---|---|
| Permittee as filed | Tennessee Valley Authority (TVA) |
| NPDES ID | TNR192370 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Federal facility |
| Program | Construction stormwater |
| Issued | June 1, 2025 |
| Expiration date | September 30, 2026 |
| Issuing agency | TDEC - DWR |
| Address | Memphis, TN 38109 |
| Receiving water | Mississippi |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Loosahatchie Bar-Mississippi River (HUC 080101000703) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 4Pollutants on file
- 4Under a numeric limit
- 0With 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 |
|---|---|---|---|---|---|
| Turbidity | 24 | 0 | 0 | ||
| Solids, total suspended | 24 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 24 | 0 | 0 | ||
| Floating solids, waste or visible foam-visual | 12 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TNR192370.
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 TNR192370.
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, TNR192370.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 TNR192370 there.
Nearby on the register
- Discharge permits in Memphis
- Every permit record in Memphis, A to Z
- Discharge permits in Tennessee
- Every permit record in Tennessee, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.