Groundwater Basics & Why We Should Be Testing Jenny Erickson, Sauk County UW-Extension Community Development Educator Thanks for Participating! 77 households participated from the Towns of Reedsburg, Westfield and Freedom!! Big THANKS to the Reedsburg, Westfield and Freedom Town Boards and volunteers for making this program happen!! The Water Cycle Precipitation Transpiration Infiltration Runoff Evaporation Percolation Well Unsaturated Zone Water Table Groundwater Runoff River Groundwater Basics Unsaturated Zone Soil Particles Water Table Saturated Zone All the water below the water table is considered groundwater. How Much Groundwater Does Wisconsin have Anyway?? Aquifer – A water bearing geological formation. Quartzite Sandstone Defining Watershed Boundaries Groundwater Movement Impermeable bedrock Groundwater flow Impermeable bedrock Why Continue to Test Your Drinking Water? • 70% of Wisconsin residents depend on groundwater as a drinking water source. • Public wells are regulated, but private well owners are the only ones responsible for testing and treating their drinking water. •Water can look, smell and taste fine, but may still be contaminated. Where can I get my water tested? The “homeowner package” drinking water testing bottles are available at the Sauk County UW-Extension Office located on the 3rd floor of the West Square Building. For additional tests contact the UW-Stevens Point Water and Environmental Analysis Lab at 1-877-ETF-TEST. When Should I test Again?? Questions? Questions? Questions?