Governor's Office of Emergency Services - Disaster Assistance, Earthquake Program, Hazardous Materials.

FEMA - Floods and flood maps.

Los Angeles County Chief Administrative Offices - Disaster Preparedness.

American Red Cross - Disaster Services, Health & Safety Services, Volunteer Services, Blood donations. 

U.S. Geological Survey - Earthquakes and Mega-quakes.

Heat Emergency Plan - Information on heat prevetion measures.