Groundwater
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Members and agencies
The GCC consists of the heads of all state agencies with some responsibility for groundwater management plus a Governor’s representative. The state agencies include the Departments of Natural Resources (DNR); Agriculture, Trade and Consumer…
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Groundwater quantity
Groundwater is abundant in Wisconsin and available in sufficient amounts throughout most of the state. Groundwater provides adequate water supplies for most municipal, industrial, agricultural and domestic uses. However, groundwater pumping can…
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Groundwater quality
Groundwater pollution from human activities and natural sources happens across Wisconsin. This is of particular concern for the 70% of Wisconsinites who get their drinking water from groundwater. Other groups concerned about groundwater quality…
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Groundwater Coordinating Council Overview
The Groundwater Coordinating Council (GCC) is an interagency group that is directed by law to assist state agencies in the coordination and exchange of information related to groundwater programs. Administrative support for the GCC is provided by…
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Nitrate in groundwater
What does groundwater quality in Wisconsin look like? Beginning in 2014, the department has required nitrate sampling on new wells and when pump work is done on existing wells. The map below is from the 80,162 samples collected over the first four…
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Groundwater Management Programs
State agencies and the University of Wisconsin System address numerous issues related to groundwater protection and management. Here are highlights and detailed discussions of the groundwater management activities of each agency, the UWS, the GCC…
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Report to the Legislature
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…
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Answers to your questions about groundwater
Approximately two-thirds of the people in Wisconsin obtain their drinking water from groundwater. If your water comes from a well, public or private, you’re one of these people! Groundwater is also essential for Wisconsin’s farm and business…
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Current groundwater standards
Current public health and public welfare groundwater standards are contained in Ch. NR 140, Wis. Adm. Code.