Data source: EPSG
Information source: National Geodetic Survey; http://www.ngs.noaa.gov
Revision date: 2013-10-25
Scope: Geodesy, topographic mapping.
Remarks: Replaces Guam Vertical Datum of 1963 (datum code 1122).
Area of use: Guam - onshore.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalReferenceFrame", "name": "Guam Vertical Datum of 2004", "scope": "Geodesy, topographic mapping.", "area": "Guam - onshore.", "bbox": { "south_latitude": 13.18, "west_longitude": 144.58, "north_latitude": 13.7, "east_longitude": 145.01 }, "id": { "authority": "EPSG", "code": 1126 } }