Overview
RUMFORD MEXICO S F is a wastewater treatment plant serving approximately 10,684 people in Mexico, Maine. It discharges into the Androscoggin River, which flows through Maine and New Hampshire.
RUMFORD MEXICO S F is a wastewater treatment plant located at 228 River Road in Mexico, Maine, serving a population of about 10,684. The plant is situated in Oxford County, part of the Androscoggin River watershed, and operates under the regulatory framework of the United States Clean Water Act. As a medium-sized agglomeration, the plant is expected to provide at least secondary treatment under the Clean Water Act's National Pollutant Discharge Elimination System (NPDES) permit program. The NPDES permit, issued by the Maine Department of Environmental Protection, sets effluent limits to protect water quality in the receiving water body. The plant's treated effluent is discharged into the Androscoggin River, which flows southward through Maine and New Hampshire before emptying into Merrymeeting Bay and ultimately the Gulf of Maine. The river supports diverse aquatic life and is an important migratory corridor for Atlantic salmon and other species.
Environmental context
The Androscoggin River, receiving the plant's discharge, flows through a region with a mix of forested and agricultural land. The river is part of the larger Kennebec River watershed, which drains into the Gulf of Maine. The watershed supports diverse aquatic habitats, including coldwater fisheries, and is subject to state water quality standards to protect recreational uses and aquatic life.
Frequently asked questions
RUMFORD MEXICO S F is located at 228 River Road in Mexico, Oxford County, Maine, United States.
The plant serves approximately 10,684 people in the Mexico and Rumford areas.
The plant discharges treated effluent into the Androscoggin River, which flows through Maine and New Hampshire to the Gulf of Maine.
The plant operates under the U.S. Clean Water Act, with NPDES permits issued by the Maine Department of Environmental Protection, requiring secondary treatment and effluent limits to protect water quality.
Plants of this scale typically provide secondary treatment, which includes biological processes to remove organic matter and suspended solids, meeting EPA standards under the Clean Water Act.
Nearby plants