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Big Thompson Flood

USA / Colorado / Lyons /
 disaster site, draw only border

The evening of July 31, 1976, a huge thunderstorm stalled over the Big Thompson Canyon. 12 inches of rain fell in four hours. The volume of the Big Thompson River increased exponentially and with no warning. A 20-foot-high flash flood destroyed the area, and killed 144 people.
Nearby cities:
Coordinates:   40°25'25"N   105°16'57"W

Comments

  • GeodesyMike
    Its a beautiful canyon for a casual drive. Enjoy the photo!
This article was last modified 10 years ago