Driftless areas in Illinois. These areas are analogous to areas of the state where the bedrock surface is not buried by glacial drift. Data originally from the Buried Bedrock Surface map by Herzog et al. (1994). There are no user defined attribute items. ISGS, 1994 (revised 1998).
Publisher
Illinois Geospatial Data Clearinghouse
Access Rights
Public
Format
File
Language
English
Date Added
October 21, 2023
Provenance Statement
The metadata for this resource was last retrieved from ISGS on 2025-11-17.
[Creator not found] (n.d.). Driftless Areas [Illinois]. Illinois Geospatial Data Clearinghouse. https://clearinghouse.isgs.illinois.edu/data/geology/driftless-areas (dataset)