Overview
South Suburban STP serves Klamath Falls, Oregon, treating wastewater for approximately 19,600 residents. The plant discharges into the Klamath River basin, a critical waterway in the Pacific Northwest.
South Suburban STP is a municipal wastewater treatment plant located in Klamath Falls, Oregon, serving a population of around 19,600. The facility is part of the region's infrastructure managed under the U.S. Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits for all discharges to surface waters. As a plant serving a medium-sized agglomeration, it is expected to provide at least secondary treatment, the minimum standard for municipal wastewater in the United States. The Oregon Department of Environmental Quality oversees permitting and compliance, ensuring the plant meets water quality standards for its receiving waters. The plant's treated effluent flows into the Klamath River basin, which ultimately drains to the Pacific Ocean. The Klamath River supports diverse aquatic life, including salmon and trout species, and is an important ecological corridor in the region. The plant's operations are critical to maintaining water quality in this sensitive watershed.
Environmental context
The plant discharges into the Klamath River basin, which flows through southern Oregon and northern California before reaching the Pacific Ocean. The Klamath River is a vital habitat for anadromous fish such as Chinook salmon and steelhead trout, and its water quality is closely monitored to support these species. The watershed also provides irrigation and drinking water for communities downstream.
Frequently asked questions
South Suburban STP is located at 3093 Maywood Drive in Klamath Falls, Oregon, United States.
The plant serves approximately 19,600 residents in the Klamath Falls area.
The plant discharges treated effluent into the Klamath River basin, which flows to the Pacific Ocean.
As a U.S. facility, South Suburban STP operates under the Clean Water Act and is regulated by the Oregon Department of Environmental Quality through an NPDES permit.
Under the Clean Water Act, municipal plants of this size are required to provide at least secondary treatment to meet water quality standards.
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