Old Town Wastewater Treatment Facility
298 Water Street, Old Town, ME 04468 · Penobscot County · Publicly Owned Treatment Works
- Average flow
- 1.09 MGD
- Design flow
- 3.5 MGD
- NPDES permit
- ME0100471
- Effective
- Permit expires
- September 2029
- Population served
- 9,667
- CWNS 2022
Old Town Wastewater Treatment Facility is a publicly owned wastewater treatment works in Old Town, Penobscot County, Maine treating an average of 1.09 million gallons per day against a permitted design capacity of 3.5 MGD, serving about 9,667 residents. It discharges under NPDES permit ME0100471 (effective), which expires in September 2029, with 2 recorded violations in the last three years.
Treatment technology
6 treatment structures and unit processes identified at Old Town Wastewater Treatment Facility.
Available with a free Klarifi account
See the full treatment train at Old Town Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 2
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Old Town Wastewater Treatment Facility in EPA's ICIS system.
- Formal actions
- 0
- none on record
- EPA inspections
- 1
- latest Sep 2002
No formal federal enforcement case is on record for this plant.
Full case history with a free Klarifi account
Every action against Old Town Wastewater Treatment Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Old Town Wastewater Treatment Facility.
No verified contacts on file yet
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Nearby wastewater treatment plants in Maine
Old Town · 2 mi away
0.04 MGD
Veazie · 8 mi away
0.13 MGD
Bangor · 12 mi away
7.09 MGD
Brewer · 13 mi away
1.47 MGD
Howland · 20 mi away
0.1 MGD
Bucksport · 26 mi away
0.31 MGD
Milo · 26 mi away
0.2 MGD
Ellsworth · 29 mi away
0.00068 MGD
Old Town 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 October 26, 2026; facility record last updated April 3, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms