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Height Data Range
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Envirocheck International
Envirocheck, the market leading desk study service is now available for international sites outside Great Britain, providing you with a convenient, cost-effective alternative to manual data collection. Envirocheck International...
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Envirocheck Export
Envirocheck Export is an online service available through Envirocheck, designed to provide you with fast and flexible access to digital mapping and data in a range of geospatial formats. Envirocheck Export saves you the effort of...
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Contours
Contours are the most popular and widely understood way of visualising and presenting height data, and are derived from the measured height values. There are two data sets available; OS Land-Form PROFILE Contours and OS Land-Form...
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Digital Terrain Model
Digital Terrain Models (DTMs) provide a topographic model of the bare earth/underlying terrain of the earth's surface. They are usually derived from Digital Surface Models (DSMs) by digitally removing the cultural (man-made) and...
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Digital Surface Model
Digital Surface Models (DSMs) measure the height values of the first surface on the ground including terrain features, buildings, vegetation and power lines etc, providing a topographic model of the earth's...