South Hopkins Regional WWTP
Nortonville, KY · Hopkins County · Publicly Owned Treatment Works
- Average flow
- 0.16 MGD
- Design flow
- 0.75 MGD
- NPDES permit
- KY0066583
- Effective
- Permit expires
- November 2028
- Population served
- 4,365
- CWNS 2022
South Hopkins Regional WWTP is a publicly owned wastewater treatment works in Nortonville, Hopkins County, Kentucky treating an average of 0.16 million gallons per day against a permitted design capacity of 0.75 MGD, serving about 4,365 residents. Treatment on site includes clarifiers, uncovered lagoons, carrousels / oxidation ditches. It discharges under NPDES permit KY0066583 (effective), which expires in November 2028, with 14 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Uncovered lagoons
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Carrousels / oxidation ditches
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Compliance snapshot (last 3 years)
- Total violations
- 14
- Effluent violations
- 14
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at South Hopkins Regional WWTP.
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Nearby wastewater treatment plants in Kentucky
Crofton · 9 mi away
0.05 MGD
Dawson Springs · 14 mi away
0.21 MGD
Powderly · 15 mi away
—
Greenville · 15 mi away
0.86 MGD
Sacramento · 17 mi away
0.01 MGD
Drakesboro · 22 mi away
0.04 MGD
Island · 24 mi away
0.03 MGD
Calhoun · 26 mi away
0.2 MGD
South Hopkins Regional 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 5, 2025.