Lewis-Clark Valley AVA is the third northern Idaho American Viticultural Area. It is located in northern part of the state and a contiguous area of southeastern Washington adjacent to the Columbia Valley AVA. The region encompasses 479 square miles with nearly 100 acres (40 ha) of grapes currently planted throughout the Lewis-Clark Valley between the Clearwater and mid-Snake Rivers and their tributaries. About 72%, 219,838 acres (88,965 ha), is located in Idaho with the rest in Washington. The topography consists primarily of deep, V-notched canyons, low plateaus, and bench lands formed by the two rivers. Vineyard elevations are approximately below 2,000 feet. There were 3 wineries within the AVA, as well as 16 commercially-producing vineyards when officially established by the Alcohol an