Cornwell Lake   Be the first to submit input for Cornwell Lake. If you have info on Cornwell Lake, Northern Cascade Range, Okanogan County, Washington please submit it here to improve this web site.          These outdoors activities are available near Cornwell Lake.   Lakes Near Cornwell Lake: Smith Lake, Okanogan County, 20 miles away   Public Lands Near Cornwell Lake: Okanogan National Forest, Washington, 16 miles away Pearrygin Lake State Park, Washington, 21 miles away Conconully State Park, Washington, 35 miles away   Camp Grounds Near Cornwell Lake: Andrews Creek Campground, Okanogan County, 9 miles away   Hotels Near Cornwell Lake: Sun Mountain Lodge, Winthrop, 21 miles away Americas Best Value Inn Winthrop, Winthrop, 21 miles away   Hiking Trails Near Cornwell Lake: North Fork Twentymile Trail, Okanogan County, 15 miles away       7.5 hiking miles, 2423 feet elevation difference Windy Trail, Okanogan County, 16 miles away       9.2 hiking miles, 2851 feet elevation difference North Twentymile Trail, Okanogan County, 17 miles away        5.6 hiking miles, 484 feet elevation difference   Ski Areas Near Cornwell Lake: Apex Mountain, British Columbia, 29 miles away       2000 foot drop, 5 lifts, 68 runs   Whitewater Near Cornwell Lake: Chewuch River, OkanoganCounty, 9 miles away       Class IV-V - 5 miles long (Andrews Camp to Camp Four) Chewuch River, OkanoganCounty, 11 miles away       Class III - 13 miles long (Camp Four to Five Mile Bridge) Lost River, OkanoganCounty, 14 miles away       Class IV-V - 12 miles long (Drake Creek to Methow River confluence)