Clean Water Act discharge permit · NPDES TN0021491
USA COE OLD HICKORY DAM, LEFT BANK, Old Hickory, TN: NPDES TN0021491 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
USA COE OLD HICKORY DAM, LEFT BANK, held by US Army Corps of Engineers (USACE), holds NPDES permit TN0021491, which discharges to Cumberland-Old Hickory Lake. EPA’s file records it issued August 6, 2019 and expiring September 30, 2024. 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 | USA COE OLD HICKORY DAM, LEFT BANK |
|---|---|
| Permittee as filed | US Army Corps of Engineers (USACE) |
| NPDES ID | TN0021491 |
| 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 | August 6, 2019 |
| Expiration date | September 30, 2024 |
| Issuing agency | TDEC - DWR |
| Address | Old Hickory, TN 37138 |
| Receiving water | Cumberland-Old Hickory Lake |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Cumberland River-Dry Creek (HUC 051302020302) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 0Under a numeric limit
- 8With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 0 | 4 | 0 | ||
| pH | 0 | 4 | 0 | ||
| Solids, total suspended | 0 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 0 | 4 | 0 | ||
| E. coli | 0 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 0 | 2 | 0 | ||
| Solids, settleable | 0 | 2 | 0 | ||
| Chlorine, total residual | 0 | 2 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TN0021491.
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 TN0021491.
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 TN0021491 there.
Nearby on the register
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- Every permit record in Old Hickory, A to Z
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- Every permit record in Tennessee, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.