H1230511H12305: NOS Hydrographic Survey , Central Chesapeake Bay, 2013-12-10 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -76.22, W: -76.2725, N: 38.1901, S: 38.1252#footprint-76.2725,38.1252 -76.22,38.1252 -76.22,38.1901 -76.2725,38.1901 -76.2725,38.1252