Known for tracking California wildfires, Watch Duty is moving beyond that mission. Millions of people are turning to it for help.

A lack of sirens and flood forecasting systems made the state’s Hill Country vulnerable to deadly floods last summer. That has changed.

Cameron Hamilton, who briefly led the agency on an acting basis last year but was fired for contradicting the president, also said he would get money out to states faster.

A prolonged drought means the nation’s largest reservoirs are dwindling, and litigation over access to water could lie ahead.

A decade-old treatment plant in San Diego County, Calif., could leave more water in the Colorado River for states facing severe shortages.