South Charleston WWTP
S. Charleston, OH · Clark County · Publicly Owned Treatment Works
- Average flow
- 0.09 MGD
- Design flow
- 0.24 MGD
- NPDES permit
- OH0020052
- Effective
- Permit expires
- August 2029
- Population served
- 1,701
- CWNS 2022
South Charleston WWTP is a publicly owned wastewater treatment works in S. Charleston, Clark County, Ohio treating an average of 0.09 million gallons per day against a permitted design capacity of 0.24 MGD, serving about 1,701 residents. Treatment on site includes clarifiers, aerated lagoons, biogas silos. It discharges under NPDES permit OH0020052 (effective), which expires in August 2029, with 1 recorded violation 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
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at South Charleston WWTP.
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Nearby wastewater treatment plants in Ohio
South Vienna · 6 mi away
0.03 MGD
Cedarville · 10 mi away
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Cedarville · 11 mi away
0.36 MGD
Catawba · 11 mi away
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London · 12 mi away
2.06 MGD
Springfield · 12 mi away
12.27 MGD
Yellow Springs · 13 mi away
0.26 MGD
Jamestown · 13 mi away
0.22 MGD
South Charleston 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 April 6, 2025.