This polygon shapefile depicts the fire protection district boundaries for San Joaquin County, California as of July 2015. Fire proctection districts were created in order to allow for local control over the types, levels, and availability of fire protection services, rescue services, emergency medical services, hazardous material emergency response services, ambulance services, and other services relating to the protection of lives and property. This layer is part of a collection of GIS data for San Joaquin County in California. This dataset is intended for researchers, students, and policy makers for reference and mapping purposes, and may be used for basic applications such as viewing, querying, and map output production, or to provide a basemap to support graphical overlays and analysis with other spatial data. San Joaquin County (Calif.). Community Development Department. (2015). Fire Districts, San Joaquin County, California, 2015. San Joaquin County Community Development Department. Available at: http://purl.stanford.edu/fh714yw7013. This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.