American Society of Civil Engineers, Sacramento Section, Honors Nevada Irrigation District

From California Water News Daily – The miners of the 1800s California Gold Rush were determined to strike the Mother Lode for riches and fame, and are responsible for introducing mercury to the Sierra Nevada. Mercury was used to process mining ore for gold. That mercury has remained in the Sierra Nevada and led to the contamination of sediments throughout Sierra watersheds. Fast forward to 2018 when from Oct. 1 to Nov. 19 when some 40,000 cubic yards of sediment were removed from the dry Combie (in northwestern California’s Gold Country. The removal of sediment from Combie Reservoir while introducing an innovative mercury recovery process is a three-year pilot project. (more)

 

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Welcome!

Photo portrait of Yiguo Liang, CVFPB Operations Branch ChiefMeet Yiguo Liang, our new Operations Branch Chief. Yiguo comes to us from DWR’s Division of Flood Management where he worked as the Chief of the Hydrology and Hydraulic Section leading the technical evaluations in support of the 2017 CVFPP Update. Prior to that, also at the Division of Flood Management, Yiguo led the Central Valley Floodplain Evaluation and Delineations Program. Yiguo has over 17 years of experience working in the water resource industry and spent years working for the China Meteorological Administration in Beijing, China. Welcome, Yiguo!