Datasets Activity Stream Suggest Data About Submit Include Sub-Organizations Order by Relevance Name Ascending Name Descending Last Modified Popular Go 1 dataset found (7 resources) Tags: Benchmark Elevation Filter Results OSNI Open Data - BenchMarks - Height OSNI Benchmark data consists of point data giving the location of the points, along with the associated text which shows the height value. Bench marks are shown in metres above... 1 KML 1 WMS 1 SHP 1 HTML 1 JSON 1 GeoJSON 1 CSV