Los Vaqueros Energy Recovery Project, Contra Costa Water District, Antioch, CA Water Works Engineers was the design engineer on a design-build team to construct a 1.0 MW low-head hydro turbine on a raw water transmission pipeline owned and operated by CCWD. The turbine facility operates in parallel with an existing pressure reducing station used to burn excess head when transferring water from the Los Vaqueros reservoir into the Contra Costa Canal. For ?ows up to approximately 150 cfs, all of the water will pass through the turbine. At ?ows from 150 to 250 cfs, the additional ?ow will continue to ?ow through the existing sleeve valves. The hydro turbine is a Francis Turbine operating at a speed of 360 rpm. Feed and discharge piping to the turbine are 60” and 66” welded steel pipe, respecti

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