Clean Water Act discharge permit · NPDES TNG110086
SEMO OPERATING COMPANY, LLC DBA BT REDI-MIX-BROWNSVILLE, Brownsville, TN: NPDES TNG110086 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
SEMO OPERATING COMPANY, LLC DBA BT REDI-MIX-BROWNSVILLE, held by SEMO Operating Company, LLC, holds NPDES permit TNG110086, which discharges to Forked Deer-South Fork. EPA’s file records it issued December 1, 2022 and expiring October 31, 2027. 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 | SEMO OPERATING COMPANY, LLC DBA BT REDI-MIX-BROWNSVILLE |
|---|---|
| Permittee as filed | SEMO Operating Company, LLC |
| NPDES ID | TNG110086 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 1, 2022 |
| Expiration date | October 31, 2027 |
| Issuing agency | TDEC - DWR |
| Address | Brownsville, TN 38012 |
| Receiving water | Forked Deer-South Fork |
| Subwatershed | Nixon Creek Upper (HUC 080102050401) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 4Pollutants on file
- 4Under a numeric limit
- 4With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 1 | 21 | 17 | March 31, 2026 | 1,060% over the limit |
| pH | 2 | 13 | 5 | March 31, 2026 | |
| Iron, total [as Fe] | 1 | 6 | 2 | March 31, 2026 | 34% over the limit |
| Flow, in conduit or thru treatment plant | 1 | 4 | 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 TNG110086.
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.
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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 TNG110086 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.