Napa Valley wine expert Allen Balik talks about Napa Valley's newest American Viticultural Area — Crystal Springs.

Thursday’s decision ices one local request for a new AVA, while vintners in Calistoga await a different decision from the Alcohol and Tobacco Tax and Trade Bureau, known as TTB, of a bitterly ...

Stags Leap District and Calistoga (Note that Calistoga is not yet an official AVA). Important new-comers include St. Helena, which gained AVA status in 1995, and Yountville in 1999. These appellations ...