Clean Water Act discharge permit · NPDES OH0072125
LAYHIGH ESTATES MHP WWTP, Hamilton, OH: NPDES OH0072125 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 13Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
LAYHIGH ESTATES MHP WWTP, held by Layhigh Estates MHP Inc, holds NPDES permit OH0072125, which discharges to Ut Of Lick Run. EPA’s file records it issued July 16, 2015 and expiring August 31, 2020. 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 | LAYHIGH ESTATES MHP WWTP |
|---|---|
| Permittee as filed | Layhigh Estates MHP Inc |
| NPDES ID | OH0072125 |
| 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 | July 16, 2015 |
| Expiration date | August 31, 2020 |
| Address | Hamilton, OH 45013 |
| Receiving water | UT of Lick Run |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Beals Run-Indian Creek (HUC 050800020803) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 13Under a numeric limit
- 2With a violation of any kind
- 2With 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, carbonaceous [5 day, 20 C] | 4 | 2 | 2 | December 31, 2013 | 20% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 1 | 1 | February 28, 2023 | 23% over the limit |
| Solids, total suspended | 4 | 0 | 0 | ||
| Temperature, water deg. centigrade | 2 | 0 | 0 | ||
| Flow rate | 2 | 0 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 0 | 0 | ||
| Phosphorus, total [as P] | 2 | 0 | 0 | ||
| Turbidity [severity] | 2 | 0 | 0 | ||
| E. coli, MTEC-MF | 2 | 0 | 0 | ||
| Sludge weight, dry | 2 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 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 OH0072125.
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 OH0072125 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.