M 6.6 - Front Range, west of Fort Collins, Colorado

  • 1882-11-08 01:30:00 (UTC)
  • 40.500°N 105.500°W
  • - depth

Also known as Colorado's Election Day Earthquake

Official Magnitude updated 28-Sep-2020

Reference:
 Spence, W.: Langer, C.J.; Choy, G.L. (1996)
Rare, Large Earthquakes at the Laramide Deformation Front -- Colorado (1882) and Wyoming (1984)
Bulletin of the Seismological Society of America, 86(6), 1804-1819.

For More Information