Recent Earthquake Information:

Current Earthquakes in California from USGS
Current Earthquakes in California from SCEC

ShakeMaps – Earthquake Ground Shaking Maps

from USGS
from CISN
Southern California
Northern California
Did you feel it? – Community Internet Intensity Maps

General Earthquake Information:

Frequently Asked Questions about earthquakes
National Earthquake Information Center (NEIC)
Earthquake Hazards, Probabilities & Preparedness
Seismic Hazards Map
Earthquake Probabilities

Local Earthquake Information

Caltech Seismology Laboratory
Caltech Office of Earthquake Programs

Southern California Earthquake Data Center

Interactive maps
Historic Earthquakes
USGS Northern California Office
Northern California Earthquake Data Center

Other USGS Links

USGS Earthquake Hazards Program
USGS Geological Hazards Program
USGS Volcano Hazards Program
USGS Geologic Division
USGS Publications & Data Products

Earthquake Education & Interactive Links

Education Module: Investigating Earthquakes Through Regional Seismicity
Earthquakes for Kids….and Grownup
This Dynamic Earth
Earthquakes
The San Andreas Fault
The Severity of an Earthquake
Exploratorium
Putting Down Roots in Earthquake Country
Southern California Integrated GPS Network (SCIGN) Modules
Houghton Mifflin Online Geology Resources

Mirrored Site for Recent Earthquakes

USGS - Pasadena Office Recent Earthquakes Map

Other Web Site Resources

American Red Cross
Los Angeles City Emergency Preparedness Department
National Weather Service
California Governor's Office of Emergency Services
Seismic Safety Commission
Emergency Network Los Angeles
Los Angeles County Disaster Communications Service