Blue Diamond Lake   Be the first to submit input for Blue Diamond Lake. If you have info on Blue Diamond Lake, Okanogan County, Washington please submit it here to improve this web site.          These outdoors activities are available near Blue Diamond Lake.   Lakes Near Blue Diamond Lake: Osoyoos Lake, Okanogan County, 4 miles away Rock Lake, Okanogan County, 7 miles away Johnny Johnson Lake, Okanogan County, 8 miles away Wannacut Lake, Okanogan County, 9 miles away Spectacle Lake, Okanogan County, 11 miles away   Public Lands Near Blue Diamond Lake: Osoyoos State Park, Washington, 3 miles away Conconully State Park, Washington, 30 miles away   Camp Grounds Near Blue Diamond Lake: Orchard RV Park, Oroville, 3 miles away Eisen's RV Park, Oroville, 3 miles away Sun Cove Resort and Guest Ranch, Oroville, 9 miles away   Hotels Near Blue Diamond Lake: Best Western Plus Peppertree Inn at Omak, Omak, 24 miles away Rodeway Inn & Suites, Omak, 25 miles away   Hiking Trails Near Blue Diamond Lake: North Fork Trail, Okanogan County, 15 miles away       3.8 hiking miles, 1960 feet elevation difference Mill Creek Trail, Okanogan County, 15 miles away       2.7 hiking miles, 1222 feet elevation difference Antoine Trail, Okanogan County, 17 miles away       7.5 hiking miles, 3014 feet elevation difference   Ski Areas Near Blue Diamond Lake: Mount Baldy, British Columbia, 15 miles away       1500 foot drop, 2 lifts, 20 runs