The deluge has stopped after California's ninth atmospheric river storm in recent weeks, but the danger remains.In Berkeley, mud poured through resident Marjorie Cruz's home of more than 20 years, making it one of eight in the area deemed unlivable."Once you've had a lot of rain and the sponge is full, then the next rainstorm that comes in, the bar is lower for triggering new landslides," said University of Washington geologist David Montgomery.The record rain also brings the hazard of flooding, causing roads to buckle, sinkholes to open up and boulders to crash down.Ojai resident John Sehon said he was checking water levels around his home every 20 minutes while it rained, "making sure it wasn't going to rise up on me real fast and catch me by surprise.""