Lakefield WWTP
928 N Highway 86, Lakefield, MN 56150 · Jackson County · Publicly Owned Treatment Works
- Average flow
- 0.18 MGD
- Design flow
- 0.58 MGD
- NPDES permit
- MN0020427
- Effective
- Permit expires
- April 2030
- Population served
- 1,735
- CWNS 2022
Lakefield WWTP is a publicly owned wastewater treatment works in Lakefield, Jackson County, Minnesota treating an average of 0.18 million gallons per day against a permitted design capacity of 0.58 MGD, serving about 1,735 residents. It discharges under NPDES permit MN0020427 (effective), which expires in April 2030, with 2 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Lakefield WWTP.
Available with a free Klarifi account
See the full treatment train at Lakefield WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 2
- 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 Lakefield WWTP.
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Nearby wastewater treatment plants in Minnesota
Okabena · 8 mi away
—
Jackson · 11 mi away
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Brewster · 14 mi away
—
Dundee · 19 mi away
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Windom · 22 mi away
0.0021 MGD
Dunnell · 22 mi away
—
Mountain Lake · 22 mi away
—
Sherburn · 23 mi away
0.19 MGD
Lakefield 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 October 26, 2026; facility record last updated April 4, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms