Break in California Levee System Could Contaminate Bay Area Drinking Water Supply

A five year survey released by the California Department of Water Resources reveals half of the levees that guard California cities from a major flood don’t meet modern standards, and if a levee were to break in the wrong place, it could cut off the drinking water supply to the Bay Area for months or even years. Senior Investigative Reporter Stephen Stock reports on a story that first aired May 1, 2017.