Hector-Treatment Plant
Hector, MN 55342 · Renville County · Publicly Owned Treatment Works
- Average flow
- 0.25 MGD
- Design flow
- 0.66 MGD
- NPDES permit
- MN0025445
- Administratively continued
- Permit expires
- September 2026
- Population served
- 1,012
- CWNS 2022
Hector-Treatment Plant is a publicly owned wastewater treatment works in Hector, Renville County, Minnesota treating an average of 0.25 million gallons per day against a permitted design capacity of 0.66 MGD, serving about 1,012 residents. It discharges under NPDES permit MN0025445 (administratively continued), which expires in September 2026, with 9 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Hector-Treatment Plant.
Available with a free Klarifi account
See the full treatment train at Hector-Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 9
- Effluent violations
- 9
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Hector-Treatment Plant.
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0.27 MGD
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Hector-Treatment Plant: 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 27, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms