Sub-appellations
As the Washington wine industry began to focus more on terroir, three sub-appellations have been created for areas within the Yakima Valley AVA that demonstrate unique microclimates and soil conditions which crafted different wines from their neighboring areas. The Red Mountain AVA was created in 2001, the Rattlesnake Hills AVA was created in 2006 and the Snipes Mountain AVA created in 2009.
Read more about this topic: Yakima Valley AVA