In the past several decades, we have witnessed low water levels in water resources throughout the Central Sands, driven by changes in weather and land use. Due to concern about groundwater pumping from high-capacity wells, the DNR collaborated with…
A high capacity well is a well that has the capacity to withdraw more than 100,000 gallons per day, or a well that, together with all other wells on the same property, has a capacity of more than 100,000 gallons per day. Residential wells and fire…
A high capacity well is a well that has the capacity to withdraw more than 100,000 gallons per day, or a well that, together with all other wells on the same property, has a capacity of more than 100,000 gallons per day. Residential wells and fire…
Heat exchange drilling in Wisconsin requires a license.
Abandoned or unused wells pose a great threat to the safety and quality of groundwater drinking water supplies. An unused well provides a direct path for contaminants and pollutants to the underground aquifers that supply working wells.Wells must be…
Public notices are required by law to alert interested members of the public of the DNR's intention to authorize a Wisconsin Pollutant Discharge Elimination System (WPDES) discharge to a water of the state. The notices are posted here on the DNR…
The Wisconsin Department of Natural Resources (DNR) is authorized under Section 283.35, Wis. Stats. [exit DNR], to issue Wisconsin Pollutant Discharge Elimination System (WPDES) general permits to a designated area of the state authorizing…
Wisconsin General Permits are available for pest control treatment projects that have a pollutant discharge to a water of the state. The four Wisconsin WPDES general permits listed below were first issued in October 2011 and reissued effective…
The following resources describe things homeowners and farmers can do to reduce polluted runoff, related to the Wisconsin River Basin TMDL.
Groundwater Monitoring Inventory Form 3300-67 and Instructions [PDF] Groundwater Monitoring Well Information Form 4400-89 and Instructions [PDF] Monitoring Well Construction and Development Forms 4400-113A and 4400-113B and Instructions [PDF]…