SWIGG Resources

The SWIGG study tested water from hundreds of wells in Grant, Iowa, and Lafayette Counties to determine whether drinking water contamination issues exist, and if so, what is causing the contamination.

2022 SWIGG Presentation with CC

View/Download the final SWIGG study report – SUMMARY

View/Download the final SWIGG study report – Full Version

SWIGG Presentation Slides the final SWIGG study report – Slides from May 16, 2022 presentation

SWIGG Related Resources

Update on the Southwest Wisconsin Groundwater and Geology Study – August 1, 2019
Press Release – July 29, 2019
Discussion of SWIGG Study Results – Darlington, WI – September 4, 2019
Press Release – June 5, 2019
SWIGG Fact Sheet / Handout
Press Release – 9/24/2018
Well Water Viewer
Private Wells Groundwater Quality

Other Resources and Information

Research on a Mysterious Cave Helps Lend Insight on Improving Water Quality
Bacterialogical Contamination of Private Wells
Improving your private well water quality
Water Quality in Iowa County (2 pages, 139 KB .pdf)
La calidad del agua para beber en el condado de Iowa (2 pages, 115 KB .pdf)
Central Wisconsin Groundwater Center
Groundwater in Iowa County — A Citizen’s Guide (31 p., 2,177 KB .pdf)
Groundwater recharge
Groundwater susceptibility
Springs in Iowa County
Water-table elevation
Protecting Wisconsin’s Groundwater Through Comprehensive Planning

Contact Information:

Grant County

Erik Heagle
608-723-6377, ext. 4

Iowa County

Katie Abbott

Lafayette County

Erica Sauer