{ "name":"ILOIL/Oil_and_Gas_Fields", "title":"ILOIL/Oil_and_Gas_Fields", "type":"Map Service", "typeKeywords":["ArcGIS Server","Service","Map Service"], "description":"Polygon outlines of Oil, Gas, and Gas Storage Fields in Illinois, with attributes for field code, field name, and field type. This is intended as a general cartographic reference for petroleum-related fields in the state, and is not a comprehensive listing nor a true areal representation. Individual small polygons resulting from the automated digital mapping process may have been removed from display, potentially affecting the visualization of certain very small fields and/or isolated producing wells. A shapefile of this dataset is available for download at the Illinois Geospatial Data Clearinghouse<\/a>.", "extent":[[-1.0523452068484254E7,-9376643.642051578],[4722392.576918032,5342646.867946008]], "url":"https://maps.isgs.illinois.edu/arcgis/rest/services/ILOIL/Oil_and_Gas_Fields/MapServer" }