Clean Water Act discharge permit · NPDES TN0060127
THORN HILL OPERATION, Thorn Hill, TN: NPDES TN0060127 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
THORN HILL OPERATION, held by Carmeuse Lime and Stone, holds NPDES permit TN0060127, which discharges to Clinch-Upper. EPA’s file records it issued April 5, 2018 and expiring April 30, 2023. 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 | THORN HILL OPERATION |
|---|---|
| Permittee as filed | Carmeuse Lime and Stone |
| NPDES ID | TN0060127 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | April 5, 2018 |
| Expiration date | April 30, 2023 |
| Issuing agency | TDEC - DWR |
| Address | Thorn Hill, TN 37881 |
| Receiving water | Clinch-Upper |
| Subwatershed | Indian Creek (HUC 060102051002) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 8Under a numeric limit
- 10With a violation of any kind
- 6With 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 | 7 | 57 | 7 | February 29, 2008 | 590% over the limit |
| Zinc, total [as Zn] | 6 | 49 | 5 | March 31, 2008 | 200% over the limit |
| Lead, total [as Pb] | 6 | 25 | 5 | March 31, 2008 | 1,432% over the limit |
| Copper, total [as Cu] | 6 | 26 | 4 | December 31, 2009 | 145% over the limit |
| Mercury, total [as Hg] | 6 | 26 | 4 | September 30, 2011 | 3,399,900% over the limit |
| Cadmium, total [as Cd] | 6 | 23 | 3 | September 30, 2002 | 58,500% over the limit |
| pH | 8 | 52 | 0 | ||
| Flow, in conduit or thru treatment plant | 8 | 26 | 0 | ||
| Solids, settleable | 0 | 17 | 0 | ||
| Oil & Grease | 0 | 1 | 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 TN0060127.
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 TN0060127 there.
Nearby on the register
- Discharge permits in Thorn Hill
- Every permit record in Thorn Hill, 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.