Highwood WWTP
Highwood, MT · Chouteau County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.26 MGD
- NPDES permit
- MT0022080
- Administratively continued
- Permit expires
- September 2023
- Population served
- —
- CWNS 2022
Highwood WWTP is a publicly owned wastewater treatment works in Highwood, Chouteau County, Montana. Treatment on site includes aerated lagoons. It discharges under NPDES permit MT0022080 (administratively continued), which expires in September 2023, with 186 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
- 186
- Effluent violations
- 8
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Highwood WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Highwood WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Montana
Belt · 14 mi away
—
Fort Benton · 18 mi away
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Stockett · 22 mi away
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Great Falls · 23 mi away
—
Great Falls · 24 mi away
0.27 MGD
Geraldine · 26 mi away
—
Great Falls · 32 mi away
0.05 MGD
Vaughn · 35 mi away
0.03 MGD
Highwood 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 September 11, 2026; facility record last updated November 8, 2025.