Deep Slab Activity on Jumbo, Deep crown

From obs 4/7/23: "...3 separate deep slab avalanches since the most recent loading event (likely 4/3). Photos are attached.... The real show stopper was on the E face of Jumbo.... HS-N-R4-D3.5-O/G. Approximate crown width of 1000ft and average depth of 6-8ft. Total run of around 2000ft. A few photos attached. other slides of note, a few D1-1.5 WL slides low in the basin SW facing. Also, an older deep slab on N facing terrain just south of Hell Roaring Lake, D2-D2.5." Photo: T. McCutcheon 

Lava Lake
Advisory Year
Northern Madison, 2023-04-08