Red River Wildlife Management Area at 314 acres is an Idaho wildlife management area in Idaho County near Elk City. It was purchased in 1993 from Don Wilkerson who offered it to the state to preserve it in a natural, undeveloped state. The property was acquired with the donations of $100,00 from the Rocky Mountain Elk Foundation, $100,000 from Tr…Red River Wildlife Management Area at 314 acres is an Idaho wildlife management area in Idaho County near Elk City. It was purchased in 1993 from Don Wilkerson who offered it to the state to preserve it in a natural, undeveloped state. The property was acquired with the donations of $100,00 from the Rocky Mountain Elk Foundation, $100,000 from Trout Unlimited, and $287,000 in mitigation funds from the Bonneville Power Administration.