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    Asian marshweed

    Photo credit: Vic Ramey, University of FL/IFAS

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    Amur maple

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    Amur cork tree

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    Permit information for Chapter NR 40 invasive species

    In an effort to limit the introduction and spread of invasive species in Wisconsin, the DNR created Wisconsin's Invasive Species Identification, Classification and Control Rule, Chapter NR 40, Wis. Adm. Code, in 2009. With certain exceptions, it is…

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    Lead Service Line (LSL) Replacements

    Removing lead service lines is one way to minimize the potential for lead to get into your drinking water. The Wisconsin DNR Bureau of Drinking Water & Groundwater provides information regarding the concerns of lead in drinking water.

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    Statutes and Administrative Codes

    Street Policy Finalized The Environmental Loans’ Street Reconstruction Cost Policy Paper, which was created to consistently apply the cost eligibility requirements in chs. NR 162.04 and NR 166.07, Wis. Adm. Code, was finalized in May 2024. The…

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    Snowmobile trail pass

    The snowmobile trail pass fee is dependent upon whether the snowmobile for which you are purchasing the trail pass is registered in Wisconsin and whether the owner of that snowmobile is a member of a snowmobile club that is affiliated with and…

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    How to renew your snowmobile registration

    After you have registered your snowmobile for the first time, renewing your snowmobile registration is a simple process, and can even be done completely online.

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