Clean Water Act discharge permit · NPDES TN0077852
TENNESSEE VALLEY AUTHORITY DBAWILSON, TN SUBSTATION, Mount Juliet, TN: NPDES TN0077852 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
TENNESSEE VALLEY AUTHORITY DBAWILSON, TN SUBSTATION, held by Tennessee Valley Authority (TVA), holds NPDES permit TN0077852, which discharges to Cumberland-Old Hickory Lake. EPA’s file records it issued March 1, 2019 and expiring February 29, 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 | TENNESSEE VALLEY AUTHORITY DBAWILSON, TN SUBSTATION |
|---|---|
| Permittee as filed | Tennessee Valley Authority (TVA) |
| NPDES ID | TN0077852 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Federal facility |
| Issued | March 1, 2019 |
| Expiration date | February 29, 2024 |
| Issuing agency | TDEC - DWR |
| Address | Mount Juliet, TN 37122 |
| Receiving water | Cumberland-Old Hickory Lake |
| Subwatershed | Cedar Creek (HUC 051302010602) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 5Pollutants on file
- 5Under a numeric limit
- 4With 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 |
|---|---|---|---|---|---|
| pH | 2 | 56 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 56 | 0 | ||
| Solids, total suspended | 1 | 28 | 0 | ||
| Floating solids, waste or visible foam-visual | 1 | 28 | 0 | ||
| Oil & Grease | 1 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TN0077852.
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 TN0077852.
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, TN0077852.
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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 TN0077852 there.
Nearby on the register
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- Every permit record in Tennessee, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.