Construction
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High capacity well application and instructions
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…
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Heat exchange drilling (geothermal systems)
Heat exchange drilling in Wisconsin requires a license.
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Well filling and sealing
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…
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Recommendations for arsenic in drinking water
Special Well Casing Depth Area for Outagamie and Winnebago Counties - Effective October 1, 2004Special casing areas have been established by DNR for specific areas within the arsenic advisory area where naturally occurring arsenic contamination is…
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Special casing area requirements for arsenic
For Outagamie and Winnebago counties (effective October 1, 2004)
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Submittal requirements by project type
Common project document definitions/expectations:Cover letters should provide a general description of the need for the project and proposed scope of work. Cover letters may address previous project approvals or prior work done that is associated…
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Public water system plan review
Chapter NR 108, Wis. Adm. Code, allows the DNR up to 90 days to approve, return or deny submitted plans for new construction or improvements relating to a public water system. Average Review Process Timeframes Water Mains: 55-65 days All other…