As wildfires roar into residential neighborhoods, firefighters in California and elsewhere are finding that water systems can’t keep up with the demand.

The Eaton Fire burns vehicles and structures Wednesday in Altadena, Calif. The Palisades Fire burns a Christmas tree inside a residence in the Pacific Palisades neighborhood of Los Angeles. A resident of a senior center is evacuated as the Eaton Fire approaches Tuesday in Altadena, Calif.

Hundreds of incarcerated firefighters, who are trained to respond to emergencies and disasters, were reportedly deployed in Los Angeles.