The Anderson Valley AVA is an American Viticultural Area centered on the Anderson Valley in Mendocino County, California. It is known primarily for its Pinot noir and sparkling wine production. Lying 10 to 15 miles (16 to 24 km) from the Pacific Ocean, the AVA is prone to wide diurnal temperature variation of between 40 to 50 °F (22 to 28 °C). The valley frequently has long Indian summers.