This data can be used to find the proportion of land that is degraded(disturbed) over total land area in the County of San Diego. This data displays Vegetation, Geology, Soils and Flood Plain data for the San Diego region. The data layers in this service can be downloaded from the Regional GIS Data Warehouse and can be located in the Ecology, Geology and Hydrology categories.

The Original layer was created by the City of San Diego, the County of San Diego and SanDAG and had become static This layer, now maintained by the San Diego County Department of Planning and Land use is updated as needed, using aerial imagery and georeferenced bio-maps.