New Lebanon STP
New Lebanon, OH · Montgomery County · Publicly Owned Treatment Works
- Average flow
- 0.31 MGD
- Design flow
- 0.8 MGD
- NPDES permit
- OH0026697
- Expired
- Permit expires
- January 2026
- Population served
- 3,796
- CWNS 2022
New Lebanon STP is a publicly owned wastewater treatment works in New Lebanon, Montgomery County, Ohio treating an average of 0.31 million gallons per day against a permitted design capacity of 0.8 MGD, serving about 3,796 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit OH0026697 (expired), which expires in January 2026, with 73 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 73
- Effluent violations
- 73
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at New Lebanon STP.
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Nearby wastewater treatment plants in Ohio
Dayton · 5 mi away
0.00063 MGD
Farmersville · 5 mi away
0.12 MGD
Brookville · 6 mi away
0.6 MGD
W Alexandria · 8 mi away
0.11 MGD
Dayton · 8 mi away
38.22 MGD
West Carrollton · 8 mi away
7.67 MGD
W Carrollton · 8 mi away
0.85 MGD
Englewood · 10 mi away
1.11 MGD
New Lebanon STP: 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 August 10, 2026.