Overview
WEISER STP serves Weiser, Idaho, treating wastewater for approximately 5,500 residents. The plant operates under U.S. Clean Water Act regulations, ensuring compliance with NPDES permit requirements.
WEISER STP is a municipal wastewater treatment plant located in Weiser, Idaho, serving a population of around 5,507 people. Situated in Washington County, the facility is part of the region's infrastructure for managing domestic wastewater. As a plant in the United States, it operates under the Clean Water Act, which mandates that discharges meet water quality standards through National Pollutant Discharge Elimination System (NPDES) permits. However, for a plant serving a small population in Idaho, typical treatment includes secondary treatment to meet state and federal standards. The U.S. Environmental Protection Agency (EPA) oversees NPDES permitting, often delegated to state authorities like the Idaho Department of Environmental Quality, which sets limits on pollutants to protect receiving waters. The plant's discharge likely enters a local waterway within the Snake River basin, which flows into the Columbia River and ultimately reaches the Pacific Ocean. This watershed supports diverse aquatic life and is important for regional agriculture and recreation. Proper treatment at WEISER STP helps maintain water quality in this ecologically significant system.
Environmental context
WEISER STP discharges into a tributary of the Snake River, which flows through southern Idaho and joins the Columbia River before reaching the Pacific Ocean. The Snake River basin supports critical habitats for salmon and steelhead, as well as migratory birds. The plant's operations are subject to water quality standards that protect these downstream ecosystems from nutrient pollution and other contaminants.
Frequently asked questions
WEISER STP is located on West 1st Street in Weiser, Washington County, Idaho, United States.
WEISER STP serves approximately 5,507 people in the Weiser area.
The plant discharges treated effluent into a local waterway within the Snake River basin, which ultimately flows to the Columbia River and the Pacific Ocean.
WEISER STP operates under the U.S. Clean Water Act, requiring an NPDES permit issued by the Idaho Department of Environmental Quality or the EPA, which sets limits on pollutants to protect water quality.
For small communities in the U.S., secondary treatment is standard, involving biological processes to reduce organic matter and suspended solids, meeting EPA secondary treatment standards.
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