Overview
Winslow WWTF serves approximately 9,870 residents in Winslow, Arizona. The plant operates under the U.S. Clean Water Act, with NPDES permits issued by the Arizona Department of Environmental Quality.
Winslow WWTF is a municipal wastewater treatment facility located in Winslow, Arizona, serving a population of about 9,870. The plant is situated in Navajo County and is part of the city's infrastructure for managing domestic wastewater. As a medium-sized agglomeration, the facility is subject to federal and state regulations under the Clean Water Act. Under the U.S. Clean Water Act, wastewater treatment plants of this scale are typically required to provide secondary treatment as a minimum standard. The National Pollutant Discharge Elimination System (NPDES) permits, administered by the Arizona Department of Environmental Quality, set specific effluent limits to protect water quality. The regulatory framework ensures that the plant meets applicable discharge standards. The plant discharges treated effluent into the Little Colorado River watershed, which flows into the Colorado River and eventually to the Gulf of California. The receiving waters support diverse aquatic life and are important for regional water resources. The facility plays a key role in protecting downstream ecosystems and maintaining water quality in the arid Southwest.
Environmental context
The Winslow WWTF discharges into the Little Colorado River basin, which drains into the Colorado River and ultimately the Gulf of California. This arid region relies on limited water resources, and the plant's effluent contributes to streamflow that supports riparian habitats and wildlife. The watershed is ecologically sensitive, with species adapted to intermittent flows and high salinity. Proper treatment is essential to prevent nutrient loading and maintain water quality for downstream uses.
Frequently asked questions
Winslow WWTF is located in Winslow, Navajo County, Arizona, United States, near the BNSF Railway maintenance of way road.
The plant serves approximately 9,870 residents in the city of Winslow and surrounding areas.
The treated effluent is discharged into the Little Colorado River watershed, which flows into the Colorado River and eventually reaches the Gulf of California.
The plant operates under the U.S. Clean Water Act, with NPDES permits issued by the Arizona Department of Environmental Quality. These permits set effluent limits to protect water quality.
For medium-sized agglomerations like Winslow, secondary treatment is typically required under the Clean Water Act. This involves biological processes to remove organic matter and suspended solids.
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