8/1: Swept Lake Wallowa near Joseph, OR
8/2: Swept Lake Wallowa near Joseph, OR
8/3: Swept Goose Lake near McCall, ID
8/6: Swept Yellowstone Lake, Yellowstone Park, WY
8/7: Swept the Yellowstone River near Livingston, MT
8/8: Swept the Shields River near Clyde Park Montana (John Shields was Lewis & Clark's blacksmith)
8/10 AM: I busted the fin off of the Costco sweeper on the Shields, so I had to make a new one out of wood at the camp site:

8/10 PM: Swept Homestake lake on the Continental Divide near Butte, MT
8/11: Swept Horsethief Butte Lake on the Washington side of the Columbia
No waves were harmed durng this process.