Kieler, WI · Grant County · Publicly Owned Treatment Works
Kieler Sanitary District 1 is a publicly owned wastewater treatment plant in Kieler, Grant County, Wisconsin treating an average of 0.1 million gallons per day against a permitted design capacity of 0.09 MGD, serving about 765 residents. It discharges under NPDES permit WI0029289 (expired), which expires in June 2021, with 0 recorded violations in the last three years.
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Decision-makers at Kieler Sanitary District 1.
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Dickeyville · 2 mi away
0.06 MGD
Hazel Green · 5 mi away
0.0069 MGD
Potosi · 8 mi away
0.22 MGD
Cuba City · 9 mi away
0.14 MGD
Hazel Green · 10 mi away
0.04 MGD
Platteville · 11 mi away
1.34 MGD
Benton · 12 mi away
0.06 MGD
Belmont · 17 mi away
0.09 MGD
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 8, 2025.