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Dam Safety

Jul 09, 2019

In an Era of Extreme Weather, Concerns Grow Over Dam Safety:  “It is a telling illustration of the precarious state of United States dams that the near-collapse in February 2017 of Oroville Dam, the nation’s tallest, occurred in California, considered one of the nation’s leading states in dam safety management.  The Oroville incident forced the evacuation of nearly 190,000 people and cost the state $1.1 billion in repairs. It took its place as a seminal event in the history of U.S. dam safety, ranking just below the failures in the 1970s of two dams — Teton Dam in Idaho and Kelly Barnes in Georgia — that killed 14 and 39 people, respectively, and ushered in the modern dam safety era. … ”  Read more from Yale Environment 360 here: In an Era of Extreme Weather, Concerns Grow Over Dam Safety

Earthquake: Isabella Dam :  “A recent 7.1-magnitude earthquake and a series of nerve-wracking aftershocks have Kern County residents asking a frightening question: What would happen if the Isabella Dam collapsed during a powerful quake?  Engineers and emergency officials are hoping that question never gets answered.  Workers were on site inspecting the dam for possible defects “immediately” after the earthquake struck Friday evening, said Rick Brown, public affairs specialist for the U.S. Army Corps of Engineers Sacramento District. ... ”  Read more from Bakersfield Now here: Earthquake: Isabella Dam

San Diego: The Earthquake Risk No One’s Talking About:  “San Diego faces a hidden earthquake threat — to its water supply.  A quake, even one so far away that nobody in San Diego feels it, could cause an emergency and force mandatory water-use restrictions. That’s because most of San Diego’s water comes from hundreds of miles away through threads of metal and concrete that connect us to distant rivers and reservoirs. … ”  Read more from the Voice of San Diego here: The Earthquake Risk No One’s Talking About

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