This dataset is statewide coverage based on a compilation of County voter precinct layers obtained from a variety of sources. Detailed by county here: , Apache County (Ariz.): obtained from county on 8/27/18 , Cochise County (Ariz.): obtained from county on 8/27/18, Coconino County (Ariz.): obtained from county on 8/28/18, Gila County (Ariz.): obtained from county on 8/28/18, Graham County (Ariz.): obtained from county on 8/28/18, Greenlee County (Ariz.): obtained via REST service, ArcGIS Online on 8/28/18, La Paz County (Ariz.): U.S. Census Data (2010), Maricopa County (Ariz.): obtained via REST service, ArcGIS Online on 8/28/18, Mojave County (Ariz.): obtained from county on 8/28/18, Navajo County (Ariz.): U.S. Census Data (2010), Pima County (Ariz.): obtained from county 8/28/18, Pinal County (Ariz.): obtained via REST service, ArcGIS Online 8/28/18, Santa Cruz County (Ariz.): obtained from county on 8/28/18 , Yavapai County (Ariz.): obtained from county on 8/28/18, Yuma County (Ariz.): obtained via REST service, ArcGIS Online on 8/28/18,
