Grand Rapids WWTP
1501 River Rd, Grand Rapids, MN 55744 · Itasca County · Publicly Owned Treatment Works
- Average flow
- 5.92 MGD
- Design flow
- 15.2 MGD
- NPDES permit
- MN0022080
- Expired
- Permit expires
- January 2025
- Population served
- 14,815
- CWNS 2022
Grand Rapids WWTP is a publicly owned wastewater treatment works in Grand Rapids, Itasca County, Minnesota treating an average of 5.92 million gallons per day against a permitted design capacity of 15.2 MGD, serving about 14,815 residents. It discharges under NPDES permit MN0022080 (expired), which expires in January 2025, with 7 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Grand Rapids WWTP.
Available with a free Klarifi account
See the full treatment train at Grand Rapids 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 Grand Rapids WWTP.
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Nearby wastewater treatment plants in Minnesota
Coleraine · 7 mi away
0.27 MGD
Warba · 12 mi away
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Deer River · 16 mi away
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Hill City · 17 mi away
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Remer · 22 mi away
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Floodwood · 34 mi away
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Palisade · 35 mi away
0.01 MGD
Chisholm · 36 mi away
0.51 MGD
Grand Rapids 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 September 11, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms