Clean Water Act discharge permit · NPDES OH0041629
RICHARD A RENNEKER WTP, Maineville, OH: NPDES OH0041629 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
RICHARD A RENNEKER WTP, held by Warren Co Brd of Comm, holds NPDES permit OH0041629, which discharges to Little Miami River Via Unnamed Tributary. EPA’s file records it issued May 5, 2014 and expiring May 31, 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 | RICHARD A RENNEKER WTP |
|---|---|
| Permittee as filed | Warren Co Brd of Comm |
| NPDES ID | OH0041629 |
| 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 | May 5, 2014 |
| Expiration date | May 31, 2019 |
| Address | Maineville, OH 45039 |
| Receiving water | Little Miami River via unnamed tributary |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Salt Run-Little Miami River (HUC 050902020903) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 6Pollutants on file
- 6Under a numeric limit
- 1With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 2 | 1 | 1 | April 30, 2024 | 426% over the limit |
| pH | 4 | 0 | 0 | ||
| Solids, total suspended | 4 | 0 | 0 | ||
| Iron, suspended | 4 | 0 | 0 | ||
| Manganese, suspended | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 28, 2024 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| March 28, 2024 | Effluent Violations - Narrative Effluent Violation | 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.
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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 OH0041629 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.