{ "culture": "en-US", "name": "Aquifers", "guid": "312BF06E-756F-4D24-8BC7-00D0ACD75DAE", "catalogPath": "", "snippet": "Major Bedrock Aquifers at Depths Greater Than 500 Feet Below Ground Surface", "description": "Major bedrock aquifers greater than 500 feet below ground surface. Groundwater quality with in deep major bedrock aquifers degrades from northwest to southeast in the northern portion of Illinois, due to the regional inclination of geological unit toward the center of the Illinois Basin in southeastern Illinois.", "summary": "Major Bedrock Aquifers at Depths Greater Than 500 Feet Below Ground Surface", "title": "Major Bedrock Aquifers at Depths Greater Than 500 Feet Below Ground Surface", "tags": [ "aquifer", "groundwater", "water", "hydrology", "hydrogeology", "bedrock", "Illinois" ], "type": "Map Service", "typeKeywords": [ "Data", "Service", "Map Service", "ArcGIS Server" ], "thumbnail": "thumbnail/thumbnail.png", "url": "", "extent": [ [ -91.5135183333334, 36.9699719166667 ], [ -87.4952139166667, 42.5140192500001 ] ], "spatialReference": "WGS_1984_Web_Mercator_Auxiliary_Sphere", "accessInformation": "Illinois State Geological Survey", "licenseInfo": "" }