South 641 Water District
Hazel, KY · Calloway County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.04 MGD
- NPDES permit
- KY0028371
- Effective
- Permit expires
- October 2027
- Population served
- 476
- CWNS 2022
South 641 Water District is a publicly owned wastewater treatment plant in Hazel, Calloway County, Kentucky, serving about 476 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit KY0028371 (effective), which expires in October 2027, with 64 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 64
- Effluent violations
- 64
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at South 641 Water District.
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Nearby wastewater treatment plants in Kentucky
Murray · 9 mi away
2.83 MGD
Hardin · 18 mi away
0.04 MGD
Aurora · 21 mi away
0.04 MGD
Benton · 25 mi away
0.53 MGD
Wingo · 26 mi away
0.03 MGD
Draffenville · 29 mi away
0.2 MGD
Symsonia · 30 mi away
0.09 MGD
Fancy Farm · 33 mi away
0.07 MGD
South 641 Water District: 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 September 23, 2025.