Madawaska WWTF
7 Public Works Ave, Madawaska, ME 04756 · Aroostook County · Publicly Owned Treatment Works
- Average flow
- 0.42 MGD
- Design flow
- 0.6 MGD
- NPDES permit
- ME0101681
- Expired
- Permit expires
- December 2024
- Population served
- 3,059
- CWNS 2022
Madawaska WWTF is a publicly owned wastewater treatment works in Madawaska, Aroostook County, Maine treating an average of 0.42 million gallons per day against a permitted design capacity of 0.6 MGD, serving about 3,059 residents. It discharges under NPDES permit ME0101681 (expired), which expires in December 2024, with 6 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Madawaska WWTF.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 6
- Effluent violations
- 6
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Madawaska WWTF.
No verified contacts on file yet
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Nearby wastewater treatment plants in Maine
Frenchville · 7 mi away
0.05 MGD
Grand Isle · 10 mi away
0.01 MGD
Fort Kent · 17 mi away
0.24 MGD
Wallagrass · 25 mi away
0.0015 MGD
Washburn · 42 mi away
0.08 MGD
Fort Fairfield · 45 mi away
0.27 MGD
Ashland · 50 mi away
0.11 MGD
Patten · 95 mi away
0.003 MGD
Madawaska 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 October 26, 2026; facility record last updated September 24, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms