Which of the following is the largest American Viticultural Area (AVA)?

A. Upper Mississippi River Valley AVA

B. Texas Hill Country AVA

C. Central Coast AVA

D. Lake Erie AVA


At more than 19 million acres (29,900 square miles (77,000 km2), the Upper Mississippi River Valley spans four states (Illinois, Iowa, Minnesota, and Wisconsin). By the way, the smallest AVA is Cole Ranch AVA in Mendocino County, California with only 60 acres planted (24 ha). The Augusta AVA, which occupies the area around the town of Augusta, Missouri, was the first AVA, gaining the status on June 20, 1980. The second AVA was Sonoma Valley, which was established in 1981. There are currently 252 AVAs in 33 states. Over half (141) are in California.

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