Brownfields
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Site investigation toolkit
This toolkit is provided as a "one-stop shop" for site investigation-related resources and guidance for environmental professionals and others working with the DNR. The toolkit provides a framework for site investigation work plans and reports…
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Residual contamination
Wisconsin, like most states, allows some residual contamination to remain after a cleanup of contaminated soil or groundwater. Residual contamination means that some contamination remained above state standards after an environmental cleanup was…
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About the Remediation and Redevelopment (RR) Program
The Wisconsin Department of Natural Resources' (DNR) Remediation and Redevelopment (RR) Program oversees the investigation and cleanup of environmental contamination and the redevelopment of contaminated properties, including:
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Publications and forms
Remediation and Redevelopment's Document Search Tool has moved! It can now be found at: https://widnr.widencollective.com/portals/n3gjtfty/RRDocumentSearchPortal. Please update your bookmarks accordingly. If you have questions, please…
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Resources for environmental professionals
Submit ElectronicallyCustomers are strongly encouraged to submit documents via the online Submittal Portal. DNR is temporarily suspending the requirement to submit one paper copy of each plan or report under s. NR 700.11(3g), Wis. Adm. Code,…
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Resources for Property Owners, Buyers and Developers
When you suspect or discover contamination on your property, the DNR can help answer questions about next steps, liability and available financial resources.Learn more about the DNR's Remediation and Redevelopment Program.Cleanup BasicsProperty…
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Petroleum contamination and leaking underground storage tanks
Gasoline, oil and other petroleum products are used daily in Wisconsin businesses and homes. Many petroleum discharges come from storage tanks, known by the acronyms UST (underground storage tank), AST (aboveground storage tank) and LUST (leaking…
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Petroleum Environmental Cleanup Fund Award (PECFA)
PECFA Sunset on June 30, 2020 The PECFA program sunset on June 30, 2020. This date is found in s. 292.63(3)(ac), Wis. Stats. The DNR does not have statutory authority to unilaterally change or amend a deadline found in statute as that…
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Off-site contamination - contamination that crosses property lines
When contamination from one property crosses a property line and affects ano