Siren Wastewater Treatment Fac
Siren, WI · Burnett County · Publicly Owned Treatment Works
- Average flow
- 0.09 MGD
- Design flow
- 0.19 MGD
- NPDES permit
- WI0028924
- Administratively continued
- Permit expires
- March 2021
- Population served
- 895
- CWNS 2022
Siren Wastewater Treatment Fac is a publicly owned wastewater treatment works in Siren, Burnett County, Wisconsin treating an average of 0.09 million gallons per day against a permitted design capacity of 0.19 MGD, serving about 895 residents. Treatment on site includes covered lagoons, uncovered lagoons. It discharges under NPDES permit WI0028924 (administratively continued), which expires in March 2021, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
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.
Key contacts
Decision-makers at Siren Wastewater Treatment Fac.
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Nearby wastewater treatment plants in Wisconsin
Webster · 6 mi away
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Grantsburg · 15 mi away
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Cumberland · 26 mi away
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Comstock · 26 mi away
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St Croix Falls · 28 mi away
0.19 MGD
Turtle Lake · 30 mi away
0.51 MGD
Clayton · 32 mi away
0.09 MGD
Amery · 33 mi away
0.28 MGD
Siren Wastewater Treatment Fac: 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 November 20, 2025.