{ "culture": "en-US", "name": "Stack_Units_To_15m", "guid": "6C358A8F-6C08-449C-B711-A86A45ED732B", "catalogPath": "", "snippet": "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.", "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.", "summary": "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.", "title": "Stack_Units_To_15m", "tags": [ "geology", "stack unit", "surficial", "statewide", "glacial", "nonlithified", "semilithified", "lithified", "aquifer", "shallow aquifer", "Quaternary", "Illinois" ], "type": "Map Service", "typeKeywords": [ "Data", "Service", "Map Service", "ArcGIS Server" ], "thumbnail": "thumbnail/thumbnail.png", "url": "", "extent": [ [ -91.5135183333333, 36.9699719166667 ], [ -87.4952139166667, 42.5083479166667 ] ], "minScale": 0, "maxScale": 1.7976931348623157E308, "spatialReference": "WGS_1984_Web_Mercator_Auxiliary_Sphere", "accessInformation": "Illinois State Geological Survey", "licenseInfo": "" }