F0030711F00307: NOS Hydrographic Survey , Chesapeake Bay, Maryland and Virginia, 1987-11-20 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -76.3946020002857, W: -76.5281199998114, N: 38.7600969997175, S: 38.606697999896#footprint-76.5281199998114,38.606697999896 -76.3946020002857,38.606697999896 -76.3946020002857,38.7600969997175 -76.5281199998114,38.7600969997175 -76.5281199998114,38.606697999896