Overview
LINCOLN WWTF serves Lincoln, Maine, treating wastewater for approximately 3,643 residents. The plant operates under U.S. EPA and state regulations, discharging treated effluent into local waterways.
LINCOLN WWTF is a municipal wastewater treatment facility located in Lincoln, Maine, serving a population of about 3,643. Situated in Penobscot County, the plant is part of the town's essential infrastructure for managing domestic wastewater. As a small-scale facility, LINCOLN WWTF is subject to the U.S. Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting requirements. For plants serving fewer than 10,000 people, secondary treatment is typically mandated to reduce organic pollutants and suspended solids before discharge. The plant's treated effluent is released into the Penobscot River watershed, which drains into Penobscot Bay and ultimately the Gulf of Maine. This region supports diverse aquatic life, including migratory fish species such as Atlantic salmon and river herring, making water quality management critical for ecosystem health.
Environmental context
The plant discharges into the Penobscot River basin, which flows southward into Penobscot Bay and the Gulf of Maine. This watershed supports a variety of fish and wildlife, including diadromous species that rely on clean water for spawning. The downstream estuary and coastal waters are ecologically sensitive, with habitats for marine life and migratory birds.
Frequently asked questions
LINCOLN WWTF is located at 56 Haynes Street, Lincoln, Penobscot County, Maine, United States.
The plant serves approximately 3,643 residents in the town of Lincoln, Maine.
The plant discharges treated effluent into the Penobscot River watershed, which flows into Penobscot Bay and the Gulf of Maine.
As a U.S. facility, LINCOLN WWTF operates under the Clean Water Act and is required to have an NPDES permit issued by the Maine Department of Environmental Protection, ensuring compliance with discharge limits.
For small communities under 10,000 people, secondary treatment is standard, which removes at least 85% of biochemical oxygen demand (BOD) and total suspended solids (TSS) before discharge.
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