This Data Series is a depth-to-bedrock product for a large portion of eastern WI where Silurian dolomite is the uppermost bedrock. An online version of the map can be found here. This map can …
Hot off the Press
Water Quality in the Chequamegon-Nicolet National Forest
This project in the Chequamegon-Nicolet National Forest was lead by State Geologist Sue Swanson with WGNHS hydrogeologists G. Graham and Peter Chase, and is a partnership with United States Forest Service. This data series …
Geologic map of Mill Bluff State Park, Monroe and Juneau counties, Wisconsin
The Geologic Map of the Mill Bluff State Park provides a detailed look at the bedrock geology present at one of Wisconsin’s most cherished natural sites. The map and accompanying report present the Paleozoic …
New Water Table Datasets for Chippewa and Dunn Counties
Digital versions of water table maps have been appended to two existing publications, originally authored by Irene Lippelt in 1988: Generalized Water-Table Elevation of Dunn County, Wisconsin and Generalized Water-Table Elevation of Chippewa County, …
Wisconsin Groundwater-Level Monitoring Network Improvements, 2020-2022
This report documents work completed as part of a grant from the U.S. Geological Survey’s National Groundwater Monitoring Network (NGWMN) program. It provides an overview of the Wisconsin Groundwater-Level Monitoring Network (WGLMN) and provides …
Bedrock Geology of Jefferson County, Wisconsin
Located in southeast Wisconsin, Jefferson County is almost entirely blanketed by sediments that were delivered or shaped by the ice sheet that covered this area during the last ice age. New mapping interprets the …
Geologic Map of the Highland West and Highland East 7.5-Minute Quadrangles, Grant and Iowa Counties, Wisconsin
The geologic map of the Highland West and Highland East 7.5-minute quadrangles includes 1:24,000-scale mapping of both surficial and bedrock geology. Highland was a long-lived and important sub-district of the Upper Mississippi lead-zinc mining …
Geologic Map of the Durwards Glen 7.5-Minute Quadrangle, Columbia and Sauk Counties, Wisconsin
The geologic map of the Durwards Glen 7.5-minute quadrangle map is located in Columbia and Sauk counties, southeast of the city of Baraboo. This geologic map includes Precambrian through Quaternary units. New mapping has …
Inventory and Analysis of Flowing Artesian Wells in Bayfield County, Wisconsin
This report presents a county-wide inventory of flowing artesian wells in Bayfield County. Flowing artesian wells are a remarkable resource of high-quality water that both community members and tourists value. This report provides baseline water …
Geologic Carbon Sequestration: Assessment of Mid-Continent Rift Core Porosities and Permeabilities in Wisconsin
This report presents results from a study investigating the potential for carbon dioxide sequestration in the ancient Keweenawan sedimentary formations in northern Wisconsin. Bedrock drill core from the Copper Harbor and Nonesuch formations were examined …