Lake Shastina WWTF - Secondary Wastewater Treatment in Lake Shastina, California

Lake Shastina WWTF is a municipal wastewater treatment facility located in Lake Shastina, Siskiyou County, California. The plant serves a small community of 713 people, providing secondary treatment to meet state and federal water quality standards. The plant operates under the U.S. Clean Water Act, which requires secondary treatment for municipal wastewater. With a designed capacity of 499.67 units and an average discharge volume of 283.91 units, the facility has adequate capacity for its current population. Treatment processes typical for this scale include biological treatment followed by disinfection. The treated effluent is discharged into the local watershed, which ultimately drains into the Klamath River system. The Klamath River flows through northern California and Oregon before reaching the Pacific Ocean, supporting diverse aquatic life including salmon and steelhead trout. The plant's operations help protect downstream water quality in this ecologically significant basin.

Lake Shastina WWTF discharges into the Shasta River watershed, a tributary of the Klamath River. The Klamath River flows through the Klamath Mountains and coastal ranges before entering the Pacific Ocean near Requa, California. This basin supports critical habitat for threatened and endangered fish species, including coho salmon and Chinook salmon. The plant's secondary treatment helps reduce nutrient and pathogen loads, protecting downstream aquatic ecosystems.