Pandemonium Creek slide explained

The Pandemonium Creek slide occurred in 1959 in the Coast Mountains of British Columbia, Canada near the valley of the Atnarko River. It was a debris avalanche consisting of 5 million m³ that travelled about and is thought to have reached speeds of up to .^[1]

Notes and References

1. The Pandemonium Creek rock avalanche, British Columbia. Canadian Geotechnical Journal. S. G. Evans . John J. Clague . G. J. Woodsworth . O. Hungr . 1989 . 26. 3. 427–46. 10.1139/t89-056 .