Fifty years ago, a flash flood in a Front Range canyon killed 144 people. Could it happen again?
- Posted on July 27, 2026
- By The Denver Post
- 3 Views
- 1 min read
In brief
In 1976, the Big Thompson Canyon experienced a catastrophic flood event that claimed 144 lives when intense rainfall delivered an entire year's worth of precipitation in just a few hours. This natural disaster remains one of Colorado's deadliest weather events. Today, experts examine whether modern Front Range communities remain vulnerable to similar flash flood scenarios, considering climate patterns, population growth, and infrastructure resilience in canyon regions prone to extreme precipitation events.
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Fifty years ago, a flash flood in a Front Range canyon killed 144 people. Could it happen again?
The thousands of visitors and campers in Colorado’s Big Thompson Canyon had only minutes to find higher ground before a storm system began dumping the equivalent of the area’s normal yearly rainfall.
