H1213911H12139: NOS Hydrographic Survey , Block Island Sound, Rhode Island, 2009-08-31 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -71.6352019995874, W: -71.8574940007717, N: 41.2623010002639, S: 41.1899880000531#footprint-71.8574940007717,41.1899880000531 -71.6352019995874,41.1899880000531 -71.6352019995874,41.2623010002639 -71.8574940007717,41.2623010002639 -71.8574940007717,41.1899880000531