New Richmond WWTP
New Richmond, OH · Clermont County · Publicly Owned Treatment Works
- Average flow
- 0.34 MGD
- Design flow
- 1.1 MGD
- NPDES permit
- OH0021156
- Administratively continued
- Permit expires
- June 2026
- Population served
- 8,275
- CWNS 2022
New Richmond WWTP is a publicly owned wastewater treatment works in New Richmond, Clermont County, Ohio treating an average of 0.34 million gallons per day against a permitted design capacity of 1.1 MGD, serving about 8,275 residents. It discharges under NPDES permit OH0021156 (administratively continued), which expires in June 2026, with 116 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 116
- Effluent violations
- 42
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at New Richmond WWTP.
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Nearby wastewater treatment plants in Ohio
New Richmond · 5 mi away
1.22 MGD
Amelia · 7 mi away
0.01 MGD
Moscow · 7 mi away
0.0049 MGD
Batavia · 10 mi away
3.63 MGD
Cincinnati · 13 mi away
21.87 MGD
Milford · 13 mi away
5.43 MGD
Felicity · 13 mi away
0.09 MGD
Milford · 14 mi away
0.54 MGD
New Richmond WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated November 29, 2025.