H1230711H12307: NOS Hydrographic Survey , Approaches to Chesapeake Bay, Virginia, 2011-04-14 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -75.4441320003214, W: -75.4998450001276, N: 36.8174130000734, S: 36.664399000136#footprint-75.4998450001276,36.664399000136 -75.4441320003214,36.664399000136 -75.4441320003214,36.8174130000734 -75.4998450001276,36.8174130000734 -75.4998450001276,36.664399000136