Kieler Sanitary District 1
Prism Road, Kieler, WI 53812 · Grant County · Publicly Owned Treatment Works
- Average flow
- 0.09 MGD
- Design flow
- 0.09 MGD
- NPDES permit
- WI0029289
- Expired
- Permit expires
- June 2021
- Population served
- 765
- CWNS 2022
Kieler Sanitary District 1 is a publicly owned wastewater treatment plant in Kieler, Grant County, Wisconsin treating an average of 0.09 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. EPA has recorded 1 formal enforcement action naming the plant, the latest in December 2025.
Treatment technology
Treatment structures and unit processes at Kieler Sanitary District 1.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Kieler Sanitary District 1 in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- Compliance actions
- $1,512
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Dec 2025
Kieler SD No. 1 | UAO
Administrative order · SDWA, National Drinking Water Regulations · Final Order Issued · Compliance actions $1,512
EPA's description of the case:
“The EPA is issuing Administrative Orders (AO or Order) to public water systems for failure to comply with the Lead and Copper Rule Revisions requirements under the Safe Drinking Water Act. EPA Region…”
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Source: EPA ECHO, civil enforcement case 05-2026-1058.
Full case history with a free Klarifi account
Every action against Kieler Sanitary District 1 with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Kieler Sanitary District 1.
No verified contacts on file yet
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Nearby wastewater treatment plants in Wisconsin
Dickeyville · 2 mi away
0.06 MGD
Hazel Green · 5 mi away
0.00078 MGD
Potosi · 8 mi away
0.92 MGD
Cuba City · 9 mi away
0.13 MGD
Hazel Green · 10 mi away
0.05 MGD
Platteville · 11 mi away
1.23 MGD
Benton · 12 mi away
0.07 MGD
Belmont · 17 mi away
0.08 MGD
Kieler Sanitary District 1: 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 October 26, 2026; facility record last updated November 8, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms