← Wisconsin in the data room ← Full 50-state ranking

Superfund sites in Wisconsin

Wisconsin has 36 Superfund sites: 2.7% of the US total of 1,316. That ranks #13 by count and #13 per person (0.6 per 100,000 residents) of 51.

#13

national rank (per capita)

Superfund sites

0.6

per 100k residents

The data

Source: EPA National Priorities List, September 2026. Every National Priorities List site in the 50 states and DC, at the EPA’s coordinates. Sites in the territories are left out.

Licence: U.S. government data: no copyright, free to reuse

Wisconsin: 36 rows (CSV)All of the US (CSV)

Put this map on your website — free

Local blogs, news sites, parks pages: embed the live interactive map with one snippet. Attribution stays on, that's the whole deal.

<iframe src="https://get-instamaps.com/embed/rankings/superfund-sites/wisconsin" width="100%" height="440" style="border:2px solid #111" loading="lazy" title="Wisconsin superfund sites map — InstaMaps"></iframe>

Named Superfund sites in Wisconsin include

City Disposal Corp. Landfill · Delavan Municipal Well #4 · Hagen Farm · Hunts Disposal Landfill · Janesville Ash Beds · Janesville Old Landfill · Kohler Co. Landfill · Lauer I Sanitary Landfill · Lemberger Transport & Recycling · Master Disposal Service Landfill · Mid-State Disposal, Inc. Landfill · Moss-American Co., Inc. (Kerr-McGee Oil Co.)

Cite this

"Wisconsin has 36 Superfund sites, #13 in the US by count and #13 per person (EPA National Priorities List, September 2026, mapped by InstaMaps)." Free to quote with a link to this page. Population: US Census 2024 estimates.