Red Lodge WWTF
Red Lodge, MT · Carbon County · Publicly Owned Treatment Works
- Average flow
- 0.57 MGD
- Design flow
- 1.2 MGD
- NPDES permit
- MT0020478
- Effective
- Permit expires
- April 2027
- Population served
- 2,472
- CWNS 2022
Red Lodge WWTF is a publicly owned wastewater treatment works in Red Lodge, Carbon County, Montana treating an average of 0.57 million gallons per day against a permitted design capacity of 1.2 MGD, serving about 2,472 residents. Treatment on site includes aerated lagoons. It discharges under NPDES permit MT0020478 (effective), which expires in April 2027, 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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Compliance snapshot (last 3 years)
- Total violations
- 3
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Red Lodge WWTF.
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Nearby wastewater treatment plants in Montana
Bridger · 17 mi away
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Joliet · 23 mi away
0.06 MGD
Columbus · 29 mi away
0.14 MGD
Park City · 33 mi away
0.1 MGD
Laurel · 38 mi away
0.29 MGD
Big Timber · 55 mi away
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Billings · 55 mi away
20.31 MGD
Livingston · 71 mi away
0.69 MGD
Red Lodge WWTF: 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 March 16, 2025.