Cowlitz Falls is a captivating hydroelectric dam located on the Cowlitz River in Lewis, Washington. This concrete gravity dam, completed in 1994, stands at a height of 120 feet and has a structural height of 145 feet. With a storage capacity of 11,000 acre-feet and a maximum discharge of 360,000 cubic feet per second, Cowlitz Falls plays a crucial role in providing renewable energy to the region.
The dam serves multiple purposes, including hydroelectric power generation, recreation, and fish and wildlife conservation. Operated by a public utility, Cowlitz Falls is regulated by the Federal Energy Regulatory Commission. The dam's spillway type is controlled, with a width of 224 feet, ensuring the safe management of water flow. Despite its significant hazard potential, the dam is regularly inspected to ensure its structural integrity and safety.
Overall, Cowlitz Falls is a vital piece of infrastructure that not only generates clean energy but also contributes to the conservation of the local ecosystem. Its strategic location on the Cowlitz River makes it a key player in water resource management and climate resilience efforts in the region. With a commitment to safety and environmental stewardship, Cowlitz Falls stands as a symbol of sustainable energy production in Washington state.
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