Sister Bay Wastewater Treatment Facility
Sister Bay, WI · Door County · Publicly Owned Treatment Works
- Average flow
- 0.24 MGD
- Design flow
- 0.3 MGD
- NPDES permit
- 3600898620
- EXP
- Permit expires
- December 2021
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Aerated 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
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Sister Bay
| Project | Budget | Years |
|---|---|---|
| Screw Press for Sludge Dryer System | $608,000 | 2026–2026 |
| Meters | $225,000 | 2025–2029 |
| PRV Refurbishment | $75,000 | 2025–2029 |
| 2018 Truck Replacement | $45,000 | 2028–2028 |
| Well No. 3 Rebuild/ Inspection | $40,000 | 2026–2026 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
3 verified contacts for Sister Bay Wastewater Treatment Facility, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Sister Bay Wastewater Treatment Facility — plus full compliance history and discharge data.
Try Klarifi freeData sourced from public EPA / NPDES records and Klarifi analysis. Last updated November 2025.