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The valley floor is flanked by the Mayacamas Mountain Range on the western and northern sides the Vaca Mountains on the eastern side. 5 American Viticultural Areas (AVAs) of Napa Valley.
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3.2 Phylloxera, Prohibition and the Great Depression.Napa Valley is now a major enotourism destination. The wine industry in Napa Valley recovered, and helped by the results of the Paris Wine Tasting of 1976, came to be seen as capable of producing the best quality wine – equal to that of Old World wine regions. Viticulture in Napa suffered several setbacks in the late 19th and early 20th centuries, including an outbreak of the vine disease phylloxera, the institution of Prohibition, and the Great Depression. In 1861 Charles Krug established another of Napa Valley's first commercial wineries in St. John Patchett established the Napa Valley's first commercial vineyard in 1858. The combination of Mediterranean climate, geography and geology of the region are conducive to growing quality wine grapes. Records of commercial wine production in the region date back to the nineteenth century, but premium wine production dates back only to the 1960s. Napa Valley is considered one of the premier wine regions in the world. It was established by the Bureau of Alcohol, Tobacco and Firearms (ATF) on January 27, 1981. Napa Valley is an American Viticultural Area (AVA) located in Napa County in California's Wine Country. Helena AVA, Chiles Valley AVA, Yountville AVA, Diamond Mountain District AVA, Coombsville AVA, Oak Knoll District of Napa Valley AVA, Calistoga AVA Ĭabernet Sauvignon, Merlot, Cabernet Franc, Pinot noir, Zinfandel, Chardonnay, Sauvignon blanc, and more Veeder AVA, Atlas Peak AVA, Spring Mountain District AVA, Oakville AVA, Rutherford AVA, St. Los Carneros AVA, Howell Mountain AVA, Wild Horse Valley AVA, Stags Leap District AVA, Mt. Other regions in North Coast AVA, Napa County appellation
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