Numerous Natural avalanches occurred in Middle Kootenay Pass (BC side) in the last 7 days. Size 2 to size 4. Slides ran from the very top of the collection zone down to valley bottom and across middle pass creek up the other side of the valley. One heavy wet slide occurred between 10am and 2 pm today. It ran to ground collecting dirt, rocks and trees before bulldozing its way to the valley bottom.