Buena WWTF - Secondary Wastewater Treatment Plant in Buena, Washington

Buena WWTF is a municipal wastewater treatment facility located in Buena, Yakima County, Washington, United States. The plant serves a small population of 210 residents, reflecting its role in a rural community. It is situated inland, away from coastal areas, and operates under the regulatory framework of the US Clean Water Act. The plant provides secondary treatment, a standard level for small communities in the US. Its designed capacity is 454.25 cubic meters per day, with an average daily discharge volume of 227.13 cubic meters, indicating moderate utilization. As a US facility, it is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Washington State Department of Ecology, ensuring compliance with water quality standards. The treated effluent is discharged into a local water body, likely a tributary of the Yakima River, which flows into the Columbia River and ultimately reaches the Pacific Ocean. The plant plays a key role in protecting the Yakima River Basin's water quality, supporting aquatic life and downstream uses such as irrigation and recreation.

Buena WWTF discharges into a water body within the Yakima River Basin, a major tributary of the Columbia River. The Yakima River supports diverse aquatic species, including salmon and steelhead, and is vital for agriculture in the region. The Columbia River carries the flow to the Pacific Ocean, making the plant's treatment performance important for downstream ecosystems and coastal water quality.