Agricultural Land Classification (ALC) Grades - Post 1988 Survey (polygons)

Agricultural Land Classification Grade and Job number for post-1988 ALC surveys for England Only. Polygons showing 5 classes of agricultural land plus classifications for urban and non-agricultural land. Grade one is best quality and grade five is poorest quality. A number of consistent criteria were used for assessment which include climate (temperature, rainfall, aspect, exposure, frost risk), site (gradient, micro-relief, flood risk) and soil (depth, structure, texture, chemicals, stoniness). Attribution statement: © Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right [year].

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Last Updated October 9, 2025, 15:19 (UTC)
Created March 6, 2017, 17:21 (UTC)