Mckinley WWTP
5454 Grand Ave, Mckinley, MN 55741 · St. Louis County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.03 MGD
- NPDES permit
- MNG585367
- Effective
- Permit expires
- November 2028
- Population served
- 103
- CWNS 2022
Mckinley WWTP is a publicly owned wastewater treatment works in Mckinley, St. Louis County, Minnesota, serving about 103 residents. It discharges under NPDES permit MNG585367 (effective), which expires in November 2028, with 7 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Mckinley WWTP.
Available with a free Klarifi account
See the full treatment train at Mckinley WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 7
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Mckinley WWTP.
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Nearby wastewater treatment plants in Minnesota
Biwabik · 3 mi away
—
Gilbert · 3 mi away
0.26 MGD
Aurora · 7 mi away
0.24 MGD
Virginia · 7 mi away
1.03 MGD
Eveleth · 8 mi away
0.31 MGD
Mountain Iron · 10 mi away
0.28 MGD
Hoyt Lakes · 12 mi away
0.31 MGD
Chisholm · 21 mi away
0.51 MGD
Mckinley 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 November 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms