Clean Water Act discharge permit · NPDES KY0053520
MAYFIELD ELECTRIC & WATER SYSTEMS, Mayfield, KY: NPDES KY0053520 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
MAYFIELD ELECTRIC & WATER SYSTEMS, held by Mayfield Electric & Water Systems, holds NPDES permit KY0053520, which discharges to Torian Crk. EPA’s file records it issued December 7, 2016 and expiring January 31, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | MAYFIELD ELECTRIC & WATER SYSTEMS |
|---|---|
| Permittee as filed | Mayfield Electric & Water Systems |
| NPDES ID | KY0053520 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 7, 2016 |
| Expiration date | January 31, 2022 |
| Address | Mayfield, KY 42066 |
| Receiving water | TORIAN CRK |
| Subwatershed | Ford Creek-Mayfield Creek (HUC 080102010102) |
| NAICS | 237210 – Land Subdivision |
| SIC | 6552 – Subdividers And Developers |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 9Pollutants on file
- 8Under a numeric limit
- 9With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 4 | 38 | 30 | October 31, 2001 | 535% over the limit |
| E. coli | 2 | 15 | 13 | March 31, 2022 | 99,999% over the limit |
| Coliform, fecal general | 0 | 14 | 12 | June 30, 2001 | 99,999% over the limit |
| Solids, total suspended | 2 | 15 | 6 | June 30, 2003 | 1,080% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 2 | 14 | 2 | July 31, 2012 | 2,295% over the limit |
| Chlorine, total residual | 2 | 4 | 2 | February 28, 2007 | 82% over the limit |
| pH | 2 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 2 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 11, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
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 KY0053520 there.
Nearby on the register
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- Every permit record in Kentucky, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.