Clean Water Act discharge permit · NPDES KY0020133
CORBIN STP, City Of Corbin, KY: NPDES KY0020133 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 39Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
CORBIN STP, held by Corbin STP, holds NPDES permit KY0020133, which discharges to Lynn Camp Crk. EPA’s file records it issued August 26, 2014 and expiring September 30, 2019. 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 | CORBIN STP |
|---|---|
| Permittee as filed | Corbin STP |
| NPDES ID | KY0020133 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | August 26, 2014 |
| Expiration date | September 30, 2019 |
| Address | City Of Corbin, KY 40701 |
| Receiving water | LYNN CAMP CRK |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Lynn Camp Creek (HUC 051301010804) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 41Pollutants on file
- 39Under a numeric limit
- 17With a violation of any kind
- 10With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 4 | 60 | 56 | October 31, 2025 | 212% over the limit |
| E. coli | 2 | 25 | 23 | October 31, 2025 | 24,900% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 8 | 25 | 17 | October 31, 2025 | 141% over the limit |
| Solids, suspended percent removal | 1 | 6 | 5 | January 31, 2019 | 51% over the limit |
| Solids, total suspended | 8 | 12 | 4 | February 28, 2019 | 42% over the limit |
| Chlorine, total residual | 2 | 4 | 2 | August 31, 2014 | 10% over the limit |
| Toxicity, final conc toxicity units | 0 | 2 | 2 | September 30, 2007 | 3,067% over the limit |
| Toxicity | 1 | 2 | 1 | June 30, 2024 | 17% over the limit |
| BOD, carb-5 day, 20 deg C, percent removal | 1 | 2 | 1 | December 31, 2013 | 7% over the limit |
| Coliform, fecal general | 0 | 1 | 1 | April 30, 2004 | 33% over the limit |
| pH | 4 | 3 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 2 | 0 | ||
| Nitrogen, total [as N] | 2 | 2 | 0 | ||
| Phosphorus, total [as P] | 2 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 1 | 0 | ||
| Annual amt of sludge incinerated | 1 | 1 | 0 | ||
| Annual amount of sludge land applied | 1 | 1 | 0 | ||
| Cyanide, free [amenable to chlorination] | 2 | 0 | 0 | ||
| Hardness, total [as CaCO3] | 2 | 0 | 0 | ||
| Selenium, total recoverable | 2 | 0 | 0 | ||
| Silver total recoverable | 2 | 0 | 0 | ||
| Zinc, total recoverable | 2 | 0 | 0 | ||
| Cadmium, total recoverable | 2 | 0 | 0 | ||
| Lead, total recoverable | 2 | 0 | 0 | ||
| Selenium, sludge, total, dry weight [as Se] | 2 | 0 | 0 | ||
| Silver, total dry weight, sludge mt | 2 | 0 | 0 | ||
| Arsenic total, dry weight, sludge | 2 | 0 | 0 | ||
| Solids, total, sludge, percent | 2 | 0 | 0 | ||
| Mercury, total recoverable | 2 | 0 | 0 | ||
| Chromium, hexavalent tot recoverable | 2 | 0 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 2 | 0 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 2 | 0 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 2 | 0 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 2 | 0 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 2 | 0 | 0 | ||
| Chromium, sludge, total, dry weight [as Cr] | 2 | 0 | 0 | ||
| Copper, sludge, total, dry weight [as Cu] | 2 | 0 | 0 | ||
| Cadmium, sludge, total, dry weight [as Cd] | 2 | 0 | 0 | ||
| Phosphorus, sludge, total, dry weight [as P] | 2 | 0 | 0 | ||
| Ann. amt sludge disposed by other method | 1 | 0 | 0 | ||
| Annual amt sludge disposed in landfill | 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 KY0020133.
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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Nearby on the register
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- Every permit record in Kentucky, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.