Town Of Philipsburg WWTP
Philipsburg, MT 59858 · Granite County · Publicly Owned Treatment Works
- Average flow
- 0.1 MGD
- Design flow
- 0.16 MGD
- NPDES permit
- MT0031500
- Administratively continued
- Permit expires
- September 2020
- Population served
- 1,064
- CWNS 2022
Town Of Philipsburg WWTP is a publicly owned wastewater treatment works in Philipsburg, Granite County, Montana treating an average of 0.1 million gallons per day against a permitted design capacity of 0.16 MGD, serving about 1,064 residents. It discharges under NPDES permit MT0031500 (administratively continued), which expires in September 2020, with 7 recorded violations in the last three years.
Treatment technology
3 treatment structures and unit processes identified at Town Of Philipsburg WWTP.
Available with a free Klarifi account
See the full treatment train at Town Of Philipsburg WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Town Of Philipsburg WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Town Of Philipsburg WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Montana
Drummond · 24 mi away
0.13 MGD
Anaconda · 24 mi away
0.44 MGD
Warm Springs · 28 mi away
0.13 MGD
Deer Lodge · 28 mi away
1.13 MGD
Stevensville · 39 mi away
0.47 MGD
Hamilton · 41 mi away
0.67 MGD
Darby · 47 mi away
0.05 MGD
Missoula · 50 mi away
9.3 MGD
Town Of Philipsburg 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 October 26, 2026; facility record last updated November 7, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms