How many AVAs are located in Sonoma County?

Sonoma County is known for its diverse wine production and is home to a significant number of American Viticultural Areas (AVAs). As of the latest data, Sonoma County contains 17 officially designated AVAs. These AVAs vary in climate, geography, and grape varieties, contributing to the region's reputation for producing a wide range of high-quality wines. Each AVA reflects unique characteristics influenced by factors such as elevation, proximity to the Pacific Ocean, and soil composition, which are critical for defining wine quality and style. Understanding this diversity is essential for wine professionals, including sommeliers, as it aids in making informed choices about wine selections that highlight the distinctive attributes of Sonoma County wines.