Lisbon Wastewater Treatment Facility
Lisbon, ME · Androscoggin County · Publicly Owned Treatment Works
- Average flow
- 0.37 MGD
- Design flow
- 2.03 MGD
- NPDES permit
- ME0100307
- Effective
- Permit expires
- October 2029
- Population served
- 4,825
- CWNS 2022
Lisbon Wastewater Treatment Facility is a publicly owned wastewater treatment works in Lisbon, Androscoggin County, Maine treating an average of 0.37 million gallons per day against a permitted design capacity of 2.03 MGD, serving about 4,825 residents. Treatment on site includes biogas silos, biosolids mechanical dewatering, disinfection, chlorine/ chloramine, primary clarification or sedimentation, screening and other unit processes. It discharges under NPDES permit ME0100307 (effective), which expires in October 2029, with 4 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Biogas silos
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Biosolids Mechanical Dewatering
unit processDisinfection, chlorine/ chloramine
unit processPrimary Clarification or Sedimentation
unit processScreening
unit processSuspended Growth, Aerobic
unit processUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 4
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Lisbon
Lisbon's capital improvement plan lists 17 water, sewer and wastewater line items worth $2M starting 2025–2033. The largest budgeted items are shown here.
All water and sewer capital projects in Lisbon →
| Project | Budget | Years |
|---|---|---|
| Freightliner Vactor FL80 | $500,000 | 2029–2029 |
| Rt. 196 Pump Station | $150,000 | 2025–2025 |
| D&B Pump Station | $150,000 | 2026–2026 |
| Replace Brook Street Pump Station | $100,000 | 2027–2027 |
| Lewiston Line Pump Station | $80,000 | 2030–2030 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
Decision-makers at Lisbon Wastewater Treatment Facility.
No verified contacts on file yet
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Nearby wastewater treatment plants in Maine
Sabattus · 9 mi away
0.06 MGD
Freeport · 12 mi away
0.23 MGD
Richmond · 14 mi away
0.09 MGD
Yarmouth · 15 mi away
0.44 MGD
Yarmouth · 16 mi away
0.0032 MGD
Wiscasset · 19 mi away
0.13 MGD
Falmouth · 22 mi away
0.7 MGD
Boothbay Harbor · 24 mi away
0.0019 MGD
Lisbon Wastewater Treatment Facility: 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 February 16, 2025.