To explore the data interactively, launch Portions of St. Louis and Lake Counties Aggregate Mapper
Plate A: Aggregate Resources, Sand and Gravel Potential, Portions of St. Louis and Lake Counties, Minnesota.
(32.5 x 36 inches, full size. 2.65 MB)
Please note: Best results in viewing these plates will be obtained by saving the files to a location of your choice and opening with Adobe Acrobat. Some plate information may not display as a result of opening with Acrobat directly from a web browser.
A compressed set of files, report380data.zip. This compressed set of files is 5 MB. It contains ArcView shapefiles, ArcGIS file geodatabase, and related dbf files of geological and aggregate features created by the DNR, MNDOT, and MGS. Also included are metadata files in pdf format for each data file.
Report 380: Assessment of Sand and Gravel and Clay Deposits in parts of Northern St. Louis and Lake Counties
(8.5 X 11 inches. 3.5 mb)
The report contains an expanded legend of mapping units, mapping methodology, explanation of sand and gravel potential and silt and clay potential, and results from quality tests.
Heather E. Arends, Industrial Minerals Supervisor
500 Lafayette Road
St. Paul, Minnesota 55155-4045
tel. 651-259-5376 phone
fax 651-296-5939 fax