Thousands of residents in Porter Ranch and Granada Hills are without water due to a failed valve at a DWP pump station. A boil water notice is in effect, and the Los Angeles Fire Department has pre-deployed resources to the area due to fire concerns during a heatwave.

Water service disruptions continued Thursday for thousands of residents in Porter Ranch and Granada Hills with temperatures expected to soar into the 90s and triple digits. More than 9,200 LA Department of Water and Power customers in the two northwest San Fernando Valley communities,