Ten Biggest Eartquakes in US

  • The 1700 Cascadia Earthquake

    The 1700 Cascadia Earthquake
    The 1700 Cascadia earthquake occurred along the Cascadia subduction zone on January 26, 1700, with an estimated moment magnitude of 8.7–9.2.
  • 1857 Fort Tejon earthquake

    1857 Fort Tejon earthquake
    The 1857 Fort Tejon earthquake was a 7.9 magnitude earthquake that struck California on January 9, 1857 at approximately 8:20 AM PST
  • 1868 Hawaii earthquake

    1868 Hawaii earthquake
    The 1868 Hawaii earthquake was a 7.9 magnitude earthquake that struck the island of Hawaii on April 2, 1868. It was the largest earthquake in the history of Hawaii and caused widespread destruction
  • San Francisco earthquake

    San Francisco earthquake
    At 05:12 Pacific Standard Time on Wednesday, April 18, 1906, the coast of Northern California was struck by a major earthquake with an estimated moment magnitude of 7.9 and a maximum Mercalli intensity of XI.
  • 1946 Aleutian Islands Earthquake

    1946 Aleutian Islands Earthquake
    On April 1, 1946, an 8.6 magnitude earthquake struck the Aleutian Islands, Alaska, triggering a tsunami that caused widespread damage and loss of life:
  • 1957 Andreanof Islands Earthquake

    1957 Andreanof Islands Earthquake
    The 1957 Andreanof Islands earthquake was a magnitude 8.6 megathrust earthquake that occurred on March 9, 1957 at 4:22 AM local time
  • 1964 Alaska Earthquake Alaska 9.2

    1964 Alaska Earthquake	Alaska	9.2
    The 1964 Alaskan earthquake, also known as the Great Alaskan earthquake and Good Friday earthquake, occurred at 5:36 PM AKST on Good Friday, March 27, 1964. Across south-central Alaska, ground fissures, collapsing structures, and tsunamis resulting from the earthquake caused about 131 deaths.
  • 1965 Rat Islands Earthquake Alaska 8.7

    1965 Rat Islands Earthquake	Alaska	8.7
    The 1965 Rat Islands earthquake occurred at 3 February local time. It had a magnitude of 8.7 and triggered a tsunami of over 10 m on Shemya Island, but caused very little damage.
  • Denali Earthquake Alaska

    Denali Earthquake Alaska
    A powerful magnitude 7.9 earthquake struck Alaska on November 3, 2002, rupturing the Earth's surface for 209 miles along the Susitna Glacier, Denali, and Totschunda Faults
  • 2014 Aleutian Islands earthquake

    2014 Aleutian Islands earthquake
    This was in Alaska and it was a magnitude 7.9