Dewey Parker Dam No 2

About Dewey Parker Dam No 2

The primary purpose of Dewey Parker Dam No 2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Espil Sheep Company (private). It impounds the Buffalo Slough-os.

The dam stands 11 feet tall and stretches 3,040 feet across, creates a reservoir covering 65 acres, has a maximum storage capacity of 327 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1945, the structure is well-established, with more than 75 years of service.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 07/25/2019.

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