• The 1992 Magnitude 7.3 Landers Earthquake

    Recorded at Long Valley Caldera

    Recorded at Parkfield

  • 1992 Petrolia (near Eureka) Earthquakes Recorded at Berkeley

    Magnitude 6.5

    Magnitude 6.3

  • 1994 Magnitude 5 Parkfield Earthquake

    Recorded at Parkfield

    Recorded at Hollister

  • Magnitude 2 Parkfield Earthquake

    Recorded on Hard Rock

    Recorded on Chewed Up Fault Zone Rocks Two

Location Map