H1031211H10312: NOS Hydrographic Survey , St. Marys River, Michigan, 1989-09-21 (ID: boundingGeographicBoundingBox) Coastal, navigationally significant waters of the United States of America, U.S. protectorates, and partner sovereign nations. at E: -83.660536000206, W: -83.7634199999554, N: 46.0924149997508, S: 46.0188690004045#footprint-83.7634199999554,46.0188690004045 -83.660536000206,46.0188690004045 -83.660536000206,46.0924149997508 -83.7634199999554,46.0924149997508 -83.7634199999554,46.0188690004045