A look back at ABC7 News' most popular stories Crews lower lake's level to repair Oroville Dam spillway Crews race against time to repair Oroville Dam spillway Two major roadways in Santa Cruz ...

More than 100,000 people have been evacuated in California after fears a dam spillway is in danger of collapsing. The Oroville dam is 770 feet high and it is the tallest one in the US.

Lake water flows over the emergency spillway, bottom left, at Lake Oroville for the first time in the Oroville Dam's nearly 50-year history, Feb. 11, 2017. Credit: Randy Pench/The Sacramento Bee ...