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OCWD Greenlights Final Phase Of Groundwater Replenishment System

The Orange County Water District (OCWD; the District) Board of Directors voted to award the contract to construct the 30 million gallon per day (MGD) Final Expansion of the world-renowned Groundwater Replenishment System (GWRS) to Shimmick Construction Company, Inc. The overall project cost is $310 million with the construction portion being approximately $200 million.

The project will create an additional 31,000 acre-feet per year (AFY) of new water supplies to serve north and central Orange County bringing the total production of the GWRS to 134,000 AFY, enough water for one million people. Construction is estimated to be completed in 2023.