A. Zone 1 is to be that area known as the Business Area and described as including the following area of the city:
Beginning at the centerline of Meyers Street and Sixth Avenue, westerly approximately two hundred feet to the center of the alley; northerly to a point approximately two hundred feet north of Highway 395, then easterly to a point approximately eight hundred feet, then southerly to a point on the north side of Fourth Street (should it extend easterly) then west to the center of the alley between Meyers and Narcissus Street, then southerly to a point center of Sixth and then west to the point of beginning.
B. All the remaining area of the city is included in and designated as Fire Zone 2. (Ord. 1322, §2, 1980).