2015. San Joaquin County (Calif.). Community Development Department. This polygon shapefile contains the port districts in San Joaquin County, California. This layer is part of a collection of GIS data for San Joaqui... San Joaquin County (Calif.). Community Development Department.
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2015. Garcia, Paul and Price, Matt. This polygon shapefile contains port districts 1 and 2 in the County of Santa Cruz, California. The port districts qualify as special districts and... County of Santa Cruz Information Services Department.