The Cienega Valley AVA is an American Viticultural Area located in western

San Benito County San Benito County (; ''San Benito'', Spanish for " St. Benedict"), officially the County of San Benito, is a county located in the Coast Range Mountains of the U.S. state of California. As of the 2020 census, the population was 64,209. The co ...

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...

, United States. It is part of the larger

Central Coast AVA The Central Coast AVA is a large American Viticultural Area in the U.S. state of California that spans from Santa Barbara County in the south to the San Francisco Bay Area in the north. The boundaries of the Central Coast include portions of six ...

. The valley was once a major source of

wine Wine is an alcoholic drink typically made from fermented grapes. Yeast consumes the sugar in the grapes and converts it to ethanol and carbon dioxide, releasing heat in the process. Different varieties of grapes and strains of yeasts are m ...

grape A grape is a fruit, botanically a berry, of the deciduous woody vines of the flowering plant genus '' Vitis''. Grapes are a non- climacteric type of fruit, generally occurring in clusters. The cultivation of grapes began perhaps 8,000 years a ...

s for Almaden Vineyards before it was acquired by

Constellation Brands Constellation Brands, Inc., a Fortune 500 company, is an American producer and marketer of beer, wine, and spirits. Constellation is the largest beer import company in the US, measured by sales, and has the third-largest market share (7.4 percen ...

in 1987. Approximately above sea level, the valley floor is divided by the

San Andreas fault The San Andreas Fault is a continental transform fault that extends roughly through California. It forms the tectonic boundary between the Pacific Plate and the North American Plate, and its motion is right-lateral strike-slip (horizonta ...

. Soil on the east side of the fault is predominantly

granite Granite () is a coarse-grained ( phaneritic) intrusive igneous rock composed mostly of quartz, alkali feldspar, and plagioclase. It forms from magma with a high content of silica and alkali metal oxides that slowly cools and solidifies under ...

and

sandstone Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks. Most sandstone is composed of quartz or feldspar (both silicates ...

, whereas soils on the west side of the fault are predominantly

and

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms whe ...

. It contains some of the oldest pinot noir grapes in California.

References

American Viticultural Areas American Viticultural Areas of California Geography of San Benito County, California 1982 establishments in California {{wine-region-stub