- The newest addition; "Will span a roughly 60,000-acre (35.9 square miles) triangular swath of rolling hills located northwest of Salem and north of Dallas in Polk and Yamhill counties. The AVA name Van Duzer is from the wind corridor generated by Pacific Ocean air moving eastward through a natural break in Oregon's Coastal Ranges. Area growers' said in their AVA designation proposal that the marine sediment soil types and the cool nights brought on by this wind help pinot noir grapes grown in the region develop robust flavor and deep color." Full article from The Statesmen Journal here.