Tag: slow-moving landslide

Slow-moving Old Fort landslide reactivates, forcing evacuations near Peace River, British Columbia

Tuesday, June 23, 2020Friday, March 4, 2022

Residents near the Peace River area of British Columbia, Canada, are on evacuation alert as a portion of the ridge in Old Fort that broke in 2018 has started moving again. Since June 21, 2020, the landslide has been advancing at around 3 km/h (1.8 mph) and has…

Slow-moving landslide on Rattlesnake Ridge in Washington’s Yakima County

Thursday, January 4, 2018Friday, March 4, 2022

A major crack discovered on the Rattlesnake Ridge in Yakima County, Washington in October 2017 is spreading some 6.3 cm (2.5 inches) per day, officials said. This slow-moving landslide is now threatening to dump as much as 765 500 m3 (1 million cubic yards) of rock…

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