you re live in the cnn newsroom. i m jim acosta in new york. much of california is under a state of emergency this afternoon, and mandatory evacuations are under way in parts of monterrey county on the central coast. a short time ago we received drone video of a levee that failed this morning. as you can see, the waters rushed through the breach and into a nearby neighborhood. the floodwaters have washed away roads and bridges and cut off some communities in the area. this is new video. we also have coming in from springville, where many have lost their homes and belongings in that area. california s reeling from its tenth atmospheric river of the winter in the central and northern parts of the state. it s dumping huge amounts of rain and snow on the ground that is already saturated. cnn s mike valerio joins us. you spoke to a county supervisor a short time ago there. what have you learned? reporter: well, he told us, jim, that there are hundreds of people now in shelters
jim, that there are hundreds of people now in shelters, and those shelters are filled to capacity. the people who are in those shelters have been taken from neighborhood all around us, jim, taken to higher ground. so we asked the supervisor how many people are we talking about. he said around 100 in a church in salinas, about a few miles south of us, john steinbeck country we re talking about, and multiple magnitudes of hundreds, he said, at the county fairgrounds in monterey county. as you mentioned, this is happening, this whole tableau, because of the failure of this levee, those dramatic new drone pictures that we have into the newsroom here just showing you everything that is happening, the cause and effect here. around midnight, water overtook the levee that had been redesigned for the river about two decades ago, they had huge flooding and needed to solve this problem for this kind of desperate region that had a history of flooding and then today we fast forward and see