(Trent Nelson | The Salt Lake Tribune) Water level and snowpack at Upper Stillwater Dam on Saturday, March 20, 2021.(Trent Nelson | The Salt Lake Tribune) Water level and snowpack at Upper Stillwater Dam on Saturday, March 20, 2021.(Trent Nelson | The Salt Lake Tribune) Upper Stillwater Dam on Saturday, March 20, 2021.(Trent Nelson | The Salt Lake Tribune) Water level and snowpack at Upper Stillwater Dam on Saturday, March 20, 2021.(Trent Nelson | The Salt Lake Tribune) Water level and snowpack at Upper Stillwater Dam on Saturday, March 20, 2021.(Trent Nelson | The Salt Lake Tribune) Water level and snowpack at Upper Stillwater Dam on Saturday, March 20, 2021.