Datasets > Polygon data > Illinois > 1950-1999

Glacial Boundaries: Illinois, 1998

Illinois State Geological Survey · 1998 Full Details

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Full Details

Title
Glacial Boundaries: Illinois, 1998
Description
This record points to an the top level of an Esri Rest Web Map Service. It does not specify a layer.. , 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).
Creator
Illinois State Geological Survey
Publisher
Illinois State Geological Survey
Subject
GBL Fixtures
Temporal Coverage
1998
Date Issued
1905-06-20
Access Rights
Public
Format
Shapefile
Language
English
Date Added
April 27, 2021

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Cite and Reference

  • Citation
    Illinois State Geological Survey (1905). Glacial Boundaries: Illinois, 1998. Illinois State Geological Survey. https://clearinghouse.isgs.illinois.edu/data/geology/glacial-boundaries (dataset)
  • BTAA Geoportal Link

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