Choteau Sewage Treatment Ponds
Choteau, MT · Teton County · Publicly Owned Treatment Works
- Average flow
- 0.25 MGD
- Design flow
- —
- NPDES permit
- MT0020052
- Administratively continued
- Permit expires
- August 2026
- Population served
- 1,952
- CWNS 2022
Choteau Sewage Treatment Ponds is a publicly owned wastewater treatment works in Choteau, Teton County, Montana treating an average of 0.25 million gallons per day, serving about 1,952 residents. Treatment on site includes aerated lagoons, carrousels / oxidation ditches, biogas silos. It discharges under NPDES permit MT0020052 (administratively continued), which expires in August 2026, with 3 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Aerated lagoons
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Carrousels / oxidation ditches
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Biogas silos
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Compliance snapshot (last 3 years)
- Total violations
- 3
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Choteau Sewage Treatment Ponds, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Choteau Sewage Treatment Ponds, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Montana
Fairfield · 15 mi away
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Brady · 23 mi away
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Conrad · 28 mi away
0.16 MGD
Vaughn · 34 mi away
0.03 MGD
Valier · 36 mi away
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Great Falls · 37 mi away
0.05 MGD
Great Falls · 45 mi away
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Great Falls · 45 mi away
0.27 MGD
Choteau Sewage Treatment Ponds: 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 September 11, 2026; facility record last updated August 3, 2026.