Clean Water Act discharge permit · NPDES TN0082023
TENNESSEE VALLEY AUTHORITY (TVA) - JOHNSONVILLE COMBUSTION TURBINE PLANT (JCT), New Johnsonville, TN: NPDES TN0082023 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 8Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
TENNESSEE VALLEY AUTHORITY (TVA) - JOHNSONVILLE COMBUSTION TURBINE PLANT (JCT), held by Tennessee Valley Authority (TVA), holds NPDES permit TN0082023, which discharges to Tennessee Western Valley (Kentucky Lake). EPA’s file records it issued January 1, 2019 and expiring September 30, 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 | TENNESSEE VALLEY AUTHORITY (TVA) - JOHNSONVILLE COMBUSTION TURBINE PLANT (JCT) |
|---|---|
| Permittee as filed | Tennessee Valley Authority (TVA) |
| NPDES ID | TN0082023 |
| 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 |
| Program | Industrial stormwater |
| Issued | January 1, 2019 |
| Expiration date | September 30, 2023 |
| Issuing agency | TDEC - DWR |
| Address | New Johnsonville, TN 37134 |
| Receiving water | Tennessee Western Valley (Kentucky Lake) |
| Subwatershed | Tennessee River-Beaverdam Creek (HUC 060400050404) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 3With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Temperature, water deg. centigrade | 3 | 4 | 3 | August 31, 2022 | 3% over the limit |
| Temp. diff. between samp. & upstrm deg. C | 1 | 1 | 0 | ||
| Temperature rate of change deg. C/hr | 1 | 1 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Solids, total suspended | 2 | 0 | 0 | ||
| Oil & Grease | 2 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 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 TN0082023.
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
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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 TN0082023 there.
Nearby on the register
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- Every permit record in New Johnsonville, A to Z
- Discharge permits in Tennessee
- Every permit record in Tennessee, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.