News When Will the Ice Go Out on Lake Vermilion? And Polymet and DNR Studies KAXE | By Heidi Holtan Published April 13, 2018 at 12:18 PM CDT Facebook Twitter LinkedIn Email Listen • 13:30 Tune in for our weekly segment- this week the latest on copper nickel mining in Hoyt Lakes -Polymet, the DNR is studying bears and ice conditions.