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Sensitive Environmental Resource Areas (SERA)

These are the Sensitive Environmental Resource Areas (SERAs) identified in the Santa Monica Mountains Local Coastal Program (SMMLCP), which was certified by the California Coastal Commission on October 10, 2014 (a link to the resolution is here). Also known as Biological Resources in the SMMLCP. Detailed descriptions of each of the habitat […]

Soil Types

Abstract: This layer was created to represent soil types in Los Angeles County. Polygons were derived from scanned soil maps. Attributes include a soil number (2-180), corresponding to runoff coefficient values in a Hydrology Manual, provided by the Los Angeles County Department of Public Works, Water Resources Division.

Purpose: For use in DPW’s Modified […]