City Of Plentywood
Mann Rd SW Of Town, Plentywood, MT 59254 · Sheridan County · Publicly Owned Treatment Works
- Average flow
- 0.22 MGD
- Design flow
- —
- NPDES permit
- MTG580008
- Effective
- Permit expires
- December 2027
- Population served
- 2,032
- CWNS 2022
City Of Plentywood is a publicly owned wastewater treatment plant in Plentywood, Sheridan County, Montana treating an average of 0.22 million gallons per day, serving about 2,032 residents. It discharges under NPDES permit MTG580008 (effective), which expires in December 2027, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at City Of Plentywood.
Treatment structure data not yet analyzed for this facility.
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 City Of Plentywood.
No verified contacts on file yet
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City Of Plentywood: 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 25, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms