Adams Wastewater Treatment Facility
1002 W. Lake St., Cty Hwy J, Friendship, WI 53934 · Adams County · Publicly Owned Treatment Works
- Average flow
- 0.17 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 0.17 million gallons per day against a permitted design capacity of 0.3 MGD, serving about 2,767 residents. It discharges under NPDES permit WI0023159 (expired), which expires in September 2025, with 10 recorded violations in the last three years.
Treatment technology
3 treatment structures and unit processes identified at Adams Wastewater Treatment Facility.
Available with a free Klarifi account
See the full treatment train at Adams Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 10
- Effluent violations
- 10
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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New Lisbon · 18 mi away
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Oxford · 19 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 October 26, 2026; facility record last updated August 18, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms