Spillway at tallest US dam in California about to collapse, tens of thousands evacuate

‘Tens of thousands of people have been fleeing California towns downstream from the Oroville Dam after fears of an imminent collapse of its spillway prompted an evacuation order. Authorities are seeking to stem the breach with the help of helicopters.
“Immediate evacuation from the low levels of Oroville and areas downstream is ordered. This is NOT A Drill. This is NOT A Drill. This in NOT A Drill,” says the statement posted on the Butte County Sheriff’s Facebook page.
The statement refers to the Lake Oroville Dam, located 105 km (65 miles) north of Sacramento.
The dam’s spillway was “predicted to fail within the next hour,” the California Department of Water Resources (DWR) said at around 4:30pm PST Sunday (00:30 GMT Monday).’

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