Eric Colburn, PLS

Tag: Heights

  • The U.S. Geological Survey (USGS) Releases New Heights of Accuracy for World Topography

    The U.S. Geological Survey (USGS) Releases New Heights of Accuracy for World Topography

    The U.S. Geological Survey (USGS) and the National Geospatial-Intelligence Agency (NGA) have collaborated in the development of a much improved global elevation model, the Global Multi-resolution Terrain Elevation Data 2010 (GMTED2010). GMTED2010 replaces the widely used, 15-year-old GTOPO30 terrain model as the best available global digital elevation model. Useful for regional-, continental-, and global-scale applications,…

  • Fisherfield Mountains Re-measured by The Munro Society

    The heights of three mountains in the remote Fisherfield Forest area were re-measured during July by members of The Munro Society. Two of the mountains were found to be less than the given map heights.   The re-measured heights as processed by the OS are as follows. Beinn a’Chlaidheimh, 913.96m      previous map height, 916m Beinn Dearg Mor, 906.28m      previous…