H0815611H08156: NOS Hydrographic Survey , Northwest of Unga Island, Alaska, 1954-07-08 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -160.509472999343, W: -160.794983000629, N: 55.4606209997246, S: 55.3003009996089#footprint-160.794983000629,55.3003009996089 -160.509472999343,55.3003009996089 -160.509472999343,55.4606209997246 -160.794983000629,55.4606209997246 -160.794983000629,55.3003009996089