{"blocks":[{"key":"c99h0","text":"By the time of writing on Wednesday, explosives had triggered numerous large (size 2-2.5) storm slab avalanches. A large natural size 2.5 slab avalanche was reported in this MIN post. The avalanche was 30 cm deep and on a weak layer consisting of soft sugary snow and feathery surface hoar from early January. A few large (size 2) and many small (up to size 1.5) natural avalanches were observed.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[{"offset":169,"length":13,"key":0},{"offset":277,"length":12,"key":1}],"data":{}},{"key":"69slb","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"9nhr","text":"On Tuesday and Monday, several small (up to size 1.5) storm slab avalanches released naturally and were triggered by skiers.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"4qbri","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"84o7l","text":"On Sunday, explosives triggered several avalanches of size 2 to 3. A few of these were persistent slab avalanches and released on the early December layer. A large size 2.5 wind slab avalanche released naturally.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"b882g","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"bmvtq","text":"There has been an alarming pattern of large, persistent slab avalanches being consistently reported over the past two weeks. Almost all of these avalanches ran on the early December weak layer. Deeply buried persistent problems like these don't go away overnight, and it remains a serious concern. ","type":"unstyled","depth":0,"inlineStyleRanges":[{"offset":123,"length":2,"style":"BOLD"}],"entityRanges":[],"data":{}},{"key":"7b17i","text":"On Sunday, a few size 2 to 3 persistent slab avalanches were triggered by explosives. One avalanche released at 1900 m and was more than 1 m deep and 150 m wide. ","type":"unordered-list-item","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"b260g","text":"On Saturday, a large (size 2.5) persistent slab avalanche was triggered by explosives on the early December layer that was reloaded with new snow.","type":"unordered-list-item","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"ei084","text":"On Friday, a natural persistent slab avalanche of size 3 released 1-2 m deep on the early December layer at 2100 m on an E aspect in the north of the region. A size 2 persistent slab avalanche occurred naturally and failed on the same layer 30 cm deep. The feature had slid previously, and new snow reloaded the persistent weak layer.","type":"unordered-list-item","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"1om8t","text":"On Tuesday, explosive control work near Rossland produced a size 2.5 persistent slab avalanche on a layer of surface hoar from late December. ","type":"unordered-list-item","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"ehu5m","text":"A few notables from last week feature in our latest blog Photos of recent persistent slab avalanches in the southern interior. ","type":"unordered-list-item","depth":0,"inlineStyleRanges":[],"entityRanges":[{"offset":57,"length":69,"key":2}],"data":{}}],"entityMap":{"0":{"type":"LINK","mutability":"MUTABLE","data":{"url":"https://www.avalanche.ca/mountain-information-network/submissions/66c7d388-7402-11ec-86b3-22883befebb7"}},"1":{"type":"LINK","mutability":"MUTABLE","data":{"url":"https://avalanche.ca/glossary#surface-hoar"}},"2":{"type":"LINK","mutability":"MUTABLE","data":{"url":"https://avalanche.ca/blogs/persistent-slab-avalanches-in-southern-interior"}}}}