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Geology/Glacial_Boundaries (MapServer)

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Service Description: Glacial boundary lines representing the extent of glaciation for major glacial episodes in Illinois. Data originally from Quaternary Deposits in Illinois map by Lineback (1979) and modified according to the reclassification by Hansel and Johnson, ISGS Bulletin 104 (1996). Attribute items include glacial episode identifier. ISGS, 1984 (revised 1998).

Map Name: Layers


All Layers and Tables

Layers: Description: This feature dataset shows continuous lines representing the lowermost elevations/locations of (buried) bedrock valleys in the state of Illinois. Additionally, names of buried valleys are annotated. Scale is 1:500,000.

Copyright Text: Illinois State Geological Survey

Spatial Reference: 102100  (3857)

Single Fused Map Cache: false

Initial Extent: Full Extent: Units: esriMeters


Document Info: Supports Dynamic Layers: false

MaxRecordCount: 1000

MaxImageHeight: 4096

MaxImageWidth: 4096

Supported Query Formats: JSON, AMF, geoJSON

Min Scale: 0

Max Scale: 0

Supports Datum Transformation: true

Child Resources:   Info

Supported Operations:   Export Map   Identify   QueryDomains   Find   Return Updates   Generate KML