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Bluesky DTM


Bluesky International is a leading aerial survey and geographic data company producing and maintaining seamless imagery and height data in Great Britain and the Republic of Ireland. Bluesky’s detailed digital terrain models (DTM) of England and Wales are available as a grid of heighted points and contours at 5 m intervals.

Technical Information

Resolution5 m
Accuracy XY± 1m rmse
Accuracy Z± 1m rmse
FormatASCII Grid, ASCII XYZ, DXF Point, DWG, GeoTiff
CoverageEngland, Wales and Scotland

Terms & Conditions

View the End User License Agreement conditions.

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