Inter American Geodetic Survey. United States. Defense Mapping Agency. North Decimal Degree -16.166667. South Decimal Degree -16.333333. East Decimal Degree -68.750000. West Decimal Degree -69.000000. Alternate title: Estrecho de Tiquina, Bolivia. Relief shown by 20 m. contour interval and spot heights. Depth shown by soundings in meters. Universal transverse Mercator projection. Standard map series designation: Serie H731=[Series] H731. With a glossary.