Big Thompson Canyon, Colorado Flood
July 31, 1976
Causes
- The water rushed into the canyon from the Rocky Mountains.
- Rain started and after a couple of hours, it was up to 12 inches.
- The river
Devastating Canyon Flooding
Effects
- Left 144 people dead.
- Left $35.5 million dollars in damages.
- People were washed away because the water speeds were very high.
- Destroyed and damaged more then 500 houses.