Report to the Legislature

Wisconsin Groundwater Coordinating Council (GCC)

The Groundwater Coordinating Council prepares an annual report each year that summarizes the operations and activities of the council, describes the state of the groundwater resource and its management and makes recommendations. The report is due each August for the preceding fiscal year. The latest report is for fiscal year 2025 (July 1, 2024 – June 30, 2025) and is contained on these webpages.

Read the Executive Summary

Read the Full Report

2025 Report Primary Recommendations

GCC StoryMap Cover — View the GCC StoryMap: Wisconsin’s Buried Treasure is
Worth Protecting. Photo Credit: iStock/Lise Gagne.

Address PFAS contamination in groundwater.
Address nitrate contamination in groundwater.
Address pesticide contamination in groundwater.
Find solutions for water-stressed areas affecting communities, economic activity and water resources.

View all the recommendations.

View the GCC StoryMap.