Pine Island WWTP
Pine Island, MN · Goodhue County · Publicly Owned Treatment Works
- Average flow
- 0.23 MGD
- Design flow
- 0.71 MGD
- NPDES permit
- MN0024511
- Effective
- Permit expires
- February 2028
- Population served
- 1,163
- CWNS 2022
Pine Island WWTP is a publicly owned wastewater treatment works in Pine Island, Goodhue County, Minnesota treating an average of 0.23 million gallons per day against a permitted design capacity of 0.71 MGD, serving about 1,163 residents. Treatment on site includes clarifiers, biogas silos, biogas balloons. It discharges under NPDES permit MN0024511 (effective), which expires in February 2028, with 4 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
- 4
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Pine Island WWTP.
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Nearby wastewater treatment plants in Minnesota
Zumbrota · 7 mi away
0.49 MGD
Oronoco · 8 mi away
0.05 MGD
Wanamingo · 10 mi away
0.15 MGD
Kasson · 12 mi away
0.64 MGD
Byron · 12 mi away
0.5 MGD
Zumbro Falls · 13 mi away
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Rochester · 13 mi away
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Bellchester · 13 mi away
—
Pine Island WWTP: 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 13, 2025.