Lake City WWTP
601 Iowa Street, Lake City, MN 55041 · Wabasha County · Publicly Owned Treatment Works
- Average flow
- 0.48 MGD
- Design flow
- 1.52 MGD
- NPDES permit
- MN0020664
- Effective
- Permit expires
- October 2029
- Population served
- 5,252
- CWNS 2022
Lake City WWTP is a publicly owned wastewater treatment works in Lake City, Wabasha County, Minnesota treating an average of 0.48 million gallons per day against a permitted design capacity of 1.52 MGD, serving about 5,252 residents. It discharges under NPDES permit MN0020664 (effective), which expires in October 2029, with 0 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Lake City WWTP.
Available with a free Klarifi account
See the full treatment train at Lake City WWTP: structures, unit processes and planned upgrades, with exact unit counts.
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 Lake City WWTP.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in Minnesota
Zumbro Falls · 13 mi away
—
Bellchester · 13 mi away
—
Wabasha · 14 mi away
0.17 MGD
Zumbro Falls · 16 mi away
0.0065 MGD
Red Wing · 16 mi away
1.65 MGD
Kellogg · 17 mi away
—
Goodhue · 18 mi away
0.07 MGD
Plainview · 20 mi away
0.63 MGD
Lake City 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 March 5, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms