3.40-10—Sector Mobile Marine Inspection Zone and Captain of the Port Zone.
Sector Mobile's office is located in Mobile, AL. The boundaries of Sector Mobile's Marine Inspection Zone and Captain of the Port Zone start near the Florida coast at latitude 29°59′14″ N, longitude 83°50′00″ W, proceeding north to latitude 30°15′00″ N, longitude 83°50′00″ W; thence west to latitude 30°15′00″ N, longitude 84°45′00″ W; thence north to a point near the southern bank of the Seminole Lake at latitude 30°45′57″ N, longitude 84°45′00″ W; thence northeast along the eastern bank of the Seminole Lake and north along the eastern bank of the Flint River to latitude 32°20′00″ N, longitude 84°01′51″ W; thence northwest to the intersection of the Georgia-Alabama border at latitude 32°53′00″ N; thence north along the Georgia-Alabama border to the southern boundary of Dekalb County, AL, thence west along the northern boundaries of Cherokee, Etowah, Blount, Cullman, Winston, and Marion Counties, AL, to the Mississippi-Alabama border; thence north along the Mississippi-Alabama border to the southern boundary of Tishomingo County, MS, at the Mississippi-Tennessee border; thence west along the southern boundaries of Tishomingo and Prentiss Counties; thence north along the western boundaries of Prentiss and Alcorn Counties; thence west along the northern boundaries of Tippah, Benton, and Marshall Counties, MS; thence south and west along the eastern and southern boundaries of DeSoto, Tunica, Coahoma, Bolivar, and Washington Counties, MS; thence east along the northern boundary of Humphreys and Holmes Counties, MS; thence south along the eastern and southern boundaries of Holmes, Yazoo, Warren, Claiborne, Jefferson, Adams, and Wilkinson Counties, MS; thence east from the southernmost intersection of Wilkinson and Amite Counties, MS, to the west bank of the Pearl River; thence south along the west bank of the Pearl River to longitude 89°31′48″ W (at the mouth of the river); thence south along longitude 89°31′48″ W to latitude 30°10′00″ N; thence east along latitude 30°10′00″ N to longitude 89°10′00″ W; thence southeast to latitude 29°00′00″ N, longitude 88°00′00″ W; thence south along longitude 88°00′00″ W to the outermost extent of the EEZ; thence east along the outermost extent of the EEZ to the intersection with a line bearing 199°T from the intersection of the Florida coast at longitude 83°50′00″ W; thence northeast along a line bearing 199° T from the Florida coast at longitude 83°50′00″ W to the coast.