H1030911H10309: NOS Hydrographic Survey , St. Marys River, Michigan, 1989-09-27 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -83.8454090001127, W: -83.9234190002983, N: 46.0852979998063, S: 46.0494189999816#footprint-83.9234190002983,46.0494189999816 -83.8454090001127,46.0494189999816 -83.8454090001127,46.0852979998063 -83.9234190002983,46.0852979998063 -83.9234190002983,46.0494189999816