The Cosumnes River AVA is an

American Viticultural Area An American Viticultural Area (AVA) is a designated wine grape-growing region in the United States, providing an official appellation for the mutual benefit of winery, wineries and consumers. Winemakers frequently want their consumers to know abo ...

located in both

Sacramento County Sacramento County () is a county located in the U.S. state of California. As of the 2020 United States census, the population was 1,585,055. Its county seat is Sacramento, which has been the state capital of California since 1854. Sacrament ...

and

San Joaquin County San Joaquin County ( ; , meaning " St. Joachim"), officially the County of San Joaquin, is a county located in the U.S. state of California. As of the 2020 United States census, the population was 779,233. The county seat is Stockton. San Jo ...

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

. Located mostly in Sacramento County, the region is part of the larger

Lodi AVA Lodi is an American Viticultural Area (AVA) located in the Central Valley of California, at the northern edge of the San Joaquin Valley, within portions of Sacramento and San Joaquin Counties, east of San Francisco Bay. It was established as ...

and includes a portion of the lower

Cosumnes River The Cosumnes River is a river in northern California in the United States. It rises on the western slope of the Sierra Nevada and flows approximately into the Central Valley, emptying into the Mokelumne River in the Sacramento-San Joaquin De ...

. Elevations in the AVA range from about to

above sea level Height above mean sea level is a measure of a location's vertical distance (height, elevation or altitude) in reference to a vertical datum based on a historic mean sea level. In geodesy, it is formalized as orthometric height. The zero level ...

. At these low elevations, frequent

fog Fog is a visible aerosol consisting of tiny water droplets or ice crystals suspended in the air at or near the Earth's surface. Reprint from Fog can be considered a type of low-lying cloud usually resembling stratus and is heavily influenc ...

keeps the Cosumnes River AVA cooler than other regions of Lodi.

References

{{Clear American Viticultural Areas of San Joaquin County, California Cosumnes River American Viticultural Areas of Sacramento County, California 2006 establishments in California