Finlayson WWTP
6400 County Road 144, Finlayson, MN 55735 · Pine County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.18 MGD
- NPDES permit
- MNG585203
- Effective
- Permit expires
- November 2028
- Population served
- —
- CWNS 2022
Finlayson WWTP is a publicly owned wastewater treatment works in Finlayson, Pine County, Minnesota. It discharges under NPDES permit MNG585203 (effective), which expires in November 2028, with 2 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Finlayson WWTP.
Available with a free Klarifi account
See the full treatment train at Finlayson 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 Finlayson 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
Sandstone · 8 mi away
—
Willow River · 8 mi away
—
Askov · 9 mi away
—
Hinckley · 12 mi away
0.23 MGD
Moose Lake · 18 mi away
—
Kettle River · 20 mi away
—
Barnum · 22 mi away
—
Pine City · 24 mi away
0.61 MGD
Finlayson 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 August 11, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms