Adams Wastewater Treatment Facility
Friendship, WI · Adams County · Publicly Owned Treatment Works
- Average flow
- 0.18 MGD
- Design flow
- 0.3 MGD
- NPDES permit
- WI0023159
- Expired
- Permit expires
- September 2025
- Population served
- 2,767
- CWNS 2022
Adams Wastewater Treatment Facility is a publicly owned wastewater treatment works in Friendship, Adams County, Wisconsin treating an average of 0.18 million gallons per day against a permitted design capacity of 0.3 MGD, serving about 2,767 residents. Treatment on site includes uncovered lagoons, carrousels / oxidation ditches, biogas balloons. It discharges under NPDES permit WI0023159 (expired), which expires in September 2025, with 11 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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Carrousels / oxidation ditches
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Biogas balloons
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Compliance snapshot (last 3 years)
- Total violations
- 11
- Effluent violations
- 11
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Adams Wastewater Treatment Facility.
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Westfield · 18 mi away
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New Lisbon · 18 mi away
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Lyndon Station · 19 mi away
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Oxford · 19 mi away
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Camp Douglas · 22 mi away
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Adams Wastewater Treatment Facility: 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 August 18, 2026.