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Watch drought conditions spread across California 0:47

Watch drought conditions spread across California

There’s not much snow in the Sierra. See how it compares to February in recent years 0:42

There’s not much snow in the Sierra. See how it compares to February in recent years

Marking one year since Oroville evacuations 1:01

Marking one year since Oroville evacuations

Watch the flood that could have happened if the Oroville spillway failed 0:37

Watch the flood that could have happened if the Oroville spillway failed

Flyover the proposed site for Sites Reservoir in Northern California 0:53

Flyover the proposed site for Sites Reservoir in Northern California

Sierra snowpack stays below average despite gains 1:30

Sierra snowpack stays below average despite gains

Get closeup view of latest work at Oroville Dam spillway 1:37

Get closeup view of latest work at Oroville Dam spillway

Two views of Trump’s controversial Delta pumping proposal 1:00

Two views of Trump’s controversial Delta pumping proposal

Take a captivating aerial tour of California's massive water system 8:22

Take a captivating aerial tour of California's massive water system

What is a high pressure system? 0:56

What is a high pressure system?

This animation details a worst-case scenario in Oroville, Calif.: dam failure. With 3.5 million acre feet of water held behind the dam, floodwaters would pour through a huge section of Northern California. Residents closest to the dam would have just minutes to evacuate. Patrick Gleason McClatchy
This animation details a worst-case scenario in Oroville, Calif.: dam failure. With 3.5 million acre feet of water held behind the dam, floodwaters would pour through a huge section of Northern California. Residents closest to the dam would have just minutes to evacuate. Patrick Gleason McClatchy

Groups demand transparency on Oroville Dam spillway repairs

April 19, 2017 04:54 PM

More Videos

Watch drought conditions spread across California 0:47

Watch drought conditions spread across California

There’s not much snow in the Sierra. See how it compares to February in recent years 0:42

There’s not much snow in the Sierra. See how it compares to February in recent years

Marking one year since Oroville evacuations 1:01

Marking one year since Oroville evacuations

Watch the flood that could have happened if the Oroville spillway failed 0:37

Watch the flood that could have happened if the Oroville spillway failed

Flyover the proposed site for Sites Reservoir in Northern California 0:53

Flyover the proposed site for Sites Reservoir in Northern California

Sierra snowpack stays below average despite gains 1:30

Sierra snowpack stays below average despite gains

Get closeup view of latest work at Oroville Dam spillway 1:37

Get closeup view of latest work at Oroville Dam spillway

Two views of Trump’s controversial Delta pumping proposal 1:00

Two views of Trump’s controversial Delta pumping proposal

Take a captivating aerial tour of California's massive water system 8:22

Take a captivating aerial tour of California's massive water system

What is a high pressure system? 0:56

What is a high pressure system?