{
"name":"Geology/Stack_Units_To_15m",
"title":"Geology/Stack_Units_To_15m",
"type":"Map Service",
"typeKeywords":["ArcGIS Server","Service","Map Service"],
"description":"This service features a polygon feature class containing stack-unit map designations for Illinois. The primary source is ISGS Circular 542, Stack-unit Mapping of Geologic Materials in Illinois to a Depth of 15 Meters, Berg and Kempton (1988). The data have been subsequently updated from various sources. The nominal scale is 1:250,000.",
"extent":[[-1.0275425189491421E7,-9651737.094304584],[4385225.081814647,5287133.447793076]],

"url":"https://data.isgs.illinois.edu/arcgis/rest/services/Geology/Stack_Units_To_15m/MapServer"
}