H1232111H12321: NOS Hydrographic Survey , Central Chesapeake Bay, MD, 2011-05-18 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -76.3371680002025, W: -76.3806780002899, N: 38.2245969995523, S: 38.1881339997843#footprint-76.3806780002899,38.1881339997843 -76.3371680002025,38.1881339997843 -76.3371680002025,38.2245969995523 -76.3806780002899,38.2245969995523 -76.3806780002899,38.1881339997843