SELECT count(*) FROM APPELLATIONS WHERE County  =  "Napa"
SELECT count(*) FROM APPELLATIONS WHERE County  =  "Napa" <table_name> : appellations col : No | Appelation | County | State | Area | isAVA row 1 : 1 | Alexander Valley | Sonoma | California | North Coast | Yes row 2 : 2 | Amador County | Amador | California | Sierra Foothills | No row 3 : 3 | Amador-Mendocino-Sonoma Counties | N/A | California | N/A | No row 4 : 4 | Anderson Valley | Mendocino | California | North Coast | Yes row 5 : 5 | Arroyo Grande Valley | San Luis Obispo | California | Central Coast | Yes row 6 : 6 | Atlas Peak | Napa | California | North Coast | Yes row 7 : 7 | Bennett Valley | Sonoma | California | North Coast | Yes row 8 : 8 | Calaveras County | Calaveras | California | Sierra Foothills | No row 9 : 9 | California | N/A | California | California | No row 10 : 10 | Carneros | Napa | California | North Coast | Yes row 11 : 11 | Central Coast | N/A | California | Central Coast | Yes row 12 : 12 | Chalk Hill | Sonoma | California | North Coast | Yes row 13 : 13 | Chalone | Monterey | California | Central Coast | Yes row 14 : 14 | Contra Costa County | Contra Costa | California | Santa Cruz Mountains | No row 15 : 15 | Dry Creek Valley | Sonoma | California | North Coast | Yes row 16 : 16 | Edna Valley | San Luis Obispo | California | Central Coast | Yes row 17 : 17 | Fiddletown | Amador | California | Sierra Foothills | Yes row 18 : 18 | Green Valley of Russian River Valley | Sonoma | California | North Coast | Yes row 19 : 19 | Guenoc Valley | Lake | California | North Coast | Yes row 20 : 20 | Happy Canyon of Santa Barbara | Santa Barbara | California | Central Coast | Yes row 21 : 21 | Howell Mountain | Napa | California | North Coast | Yes row 22 : 22 | Knights Valley | Sonoma | California | North Coast | Yes row 23 : 23 | Lake County | Lake | California | North Coast | No row 24 : 24 | Livermore Valley | Alameda | California | Santa Cruz Mountains | Yes row 25 : 25 | Lodi | San Joaquin | California | Central Valley | Yes row 26 : 26 | Mendocino County | Mendocino | California | North Coast | No row 27 : 27 | Monterey County | Monterey | California | Central Coast | No row 28 : 28 | Mount Harlan | San Benito | California | Central Coast | Yes row 29 : 29 | Mount Vedeer | Napa | California | North Coast | Yes row 30 : 30 | Napa Valley | Napa | California | North Coast | Yes row 31 : 31 | Napa-Sonoma counties | N/A | California | North Coast | No row 32 : 32 | North Coast | N/A | California | North Coast | Yes row 33 : 33 | Oakville | Napa | California | North Coast | Yes row 34 : 34 | Paso Robles | San Luis Obispo | California | Central Coast | Yes row 35 : 35 | Red Hills Lake County | Lake | California | North Coast | Yes row 36 : 36 | Rockpile | Sonoma | California | North Coast | Yes row 37 : 37 | Russian River Valley | Sonoma | California | North Coast | Yes row 38 : 38 | Rutherford | Napa | California | North Coast | Yes row 39 : 39 | San Luis Obispo County | San Luis Obispo | California | Central Coast | No row 40 : 40 | Santa Barbara County | Santa Barbara | California | Central Coast | No row 41 : 41 | Santa Cruz Mountains | N/A | California | Santa Cruz Mountains | Yes row 42 : 42 | Santa Lucia Highlands | Monterey | California | Central Coast | Yes row 43 : 43 | Santa Maria Valley | Santa Barbara | California | Central Coast | Yes row 44 : 44 | Santa Ynez Valley | Santa Barbara | California | Central Coast | Yes row 45 : 45 | Shenandoah Valley | Amador | California | Sierra Foothills | Yes row 46 : 46 | Sierra Foothills | N/A | California | Sierra Foothills | Yes row 47 : 47 | Solano County | Solano | California | North Coast | No row 48 : 48 | Sonoma Coast | Sonoma | California | North Coast | Yes row 49 : 49 | Sonoma County | Sonoma | California | North Coast | No row 50 : 50 | Sonoma Valley | Sonoma | California | North Coast | Yes row 51 : 51 | Sonoma-Lake Counties | N/A | California | North Coast | Yes row 52 : 52 | Spring Mountain District | Napa | California | North Coast | Yes row 53 : 53 | St. Helena | Napa | California | North Coast | Yes row 54 : 54 | Sta. Rita Hills | Santa Barbara | California | Central Coast | Yes row 55 : 55 | Stags Leap District | Napa | California | North Coast | Yes row 56 : 56 | Yolo County | Yolo | California | Central Valley | No row 57 : 57 | Yountville | Napa | California | North Coast | Yes
col : count(*) row 1 : 11