Hardinsburg STP
Hardinsburg, KY · Breckinridge County · Publicly Owned Treatment Works
- Average flow
- 0.32 MGD
- Design flow
- 0.73 MGD
- NPDES permit
- KY0028363
- Effective
- Permit expires
- September 2030
- Population served
- 2,215
- CWNS 2022
Hardinsburg STP is a publicly owned wastewater treatment works in Hardinsburg, Breckinridge County, Kentucky treating an average of 0.32 million gallons per day against a permitted design capacity of 0.73 MGD, serving about 2,215 residents. Treatment on site includes clarifiers, uncovered lagoons, carrousels / oxidation ditches. It discharges under NPDES permit KY0028363 (effective), which expires in September 2030, with 4 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
- 4
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Hardinsburg STP.
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Nearby wastewater treatment plants in Kentucky
Cloverport · 10 mi away
0.28 MGD
Irvington · 11 mi away
0.07 MGD
Fordsville · 18 mi away
0.04 MGD
Hawesville · 18 mi away
0.12 MGD
Whitesville · 23 mi away
0.05 MGD
Brandenburg · 23 mi away
0.22 MGD
Leitchfield · 25 mi away
1.04 MGD
Clarkson · 25 mi away
0.11 MGD
Hardinsburg 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 November 7, 2025.