Specialists
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NR 812 rule changes
The rule change to provide for the use of Type IL cement in the grouting and sealing of wells was approved by the Wisconsin Natural Resources Board on May 17, 2023, and became effective on Nov. 1, 2023.
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Accurately locating wells and drillholes for applications and reports
Chapter NR 812, Wis. Adm. Code, requires the latitude and longitude coordinates of a well or drillhole to be reported on high capacity well applications, well construction reports and well filling and sealing reports. Determining Latitude and…
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NewsBits newsletter
NewsBits is an electronic newsletter containing updates, reminders, interesting data and news for Wisconsin's drilling and pump installing industry. NewsBits is produced three to four times a year by DNR's Drinking Water & Groundwater…
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Licenses and registrations
In Wisconsin, a license or registration is required to engage in the business of pump installing, water well drilling and heat exchange drilling. Licensing authority is established under s. 280.15, Wis. Stats. [exit DNR]. Licensing laws are…
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Private well construction in granite formations
Building a new home in the country usually means you will also need to have a well drilled. In central and northern Wisconsin, drinking water wells must be drilled into a layer of hard, crystalline bedrock that underlies much of the upper Great…
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Recommendations for private wells inundated by flooding
Private Wells: If you live in an area that was recently or is currently flooded, your private well may be in danger of contamination from pollutants carried in floodwaters. Bacteria, chemicals and other contaminants contained in floodwaters can…
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Fact sheets for well drillers and pump installers
The following fact sheets and flow charts are presented to make NR 812 compliance easier for licensed drillers, pump installers and their customers. These fact sheets can help drillers, installers and their customers answer common NR 812 code…
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Information for drillers and pump installers
This page contains information and resources for well drillers, heat exchange drillers and pump installers. NewsBitsArchives of NewsBits - an electronic newsletter for Wisconsin drillers and installers.Well driller viewer
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Continuing education for drillers and pump installers
License and registration credentials expire on December 31 and must be renewed annually to retain active status into the next calendar year. Attendance at six credit-hours of DNR approved continuing education is required each calendar year before…
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Wisconsin drilling and pump installing service directories
The links below provide access to drilling and pump installing professional service directories. Individuals and businesses listed are authorized by the Wisconsin DNR to engage in activities designated by the directory. Well drilling services Pump…