of the state's counties. The effect of the Elk River chemical spill to the critically endangered diamond darter fish, known only to live in the Elk River, is still unknown. See also Kanawha River List of West Virginia rivers References Further reading DeLorme (1997). West Virginia Atlas & Gazetteer. Yarmouth, Maine: DeLorme. . External links West Virginia Encyclopedia.org: Elk River website Army Corps of Engineers.mil: Sutton Lake website Tributaries of the Kanawha River Rivers of West Virginia Monongahela National Forest Rivers of Braxton County, West Virginia Geography of Charleston, West Virginia Rivers of Clay County, West Virginia Rivers of Kanawha County, West Virginia Rivers of Pocahontas County, West Virginia Rivers of Randolph County, West Virginia Rivers of Webster County, West Virginia