# Superfund Sites in Wisconsin: All 36 on a Map (List + Data) | InstaMaps

> Wisconsin has 36 Superfund sites (2.7% of the US), #13 by count and #13 per person. From EPA National Priorities List. Map to embed, CSV download.

Source: https://get-instamaps.com/rankings/superfund-sites/wisconsin

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# 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.

## Key takeaways

* Wisconsin has 36 Superfund sites, 2.7% of the US total of 1,316.
* That ranks #13 of 51 by count and #13 per person (0.6 per 100,000 residents).
* New Jersey has the most, with 115.
* Source: EPA National Priorities List, September 2026.

#13

national rank (per capita)

36

Superfund sites

0.6

per 100k residents

## The data

Source: [EPA National Priorities List](https://www.epa.gov/superfund), 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)](/downloads/superfund-sites/wisconsin.csv)[All of the US (CSV)](/downloads/superfund-sites/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.

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## All 36 Superfund sites in Wisconsin

| #  | Name                                                               |
| -- | ------------------------------------------------------------------ |
| 1  | Algoma Municipal Landfill                                          |
| 2  | Amcast Industrial Corporation                                      |
| 3  | Ashland/Northern States Power Lakefront                            |
| 4  | Better Brite Plating Chrome & Zinc Shops                           |
| 5  | City Disposal Corp. Landfill                                       |
| 6  | Delavan Municipal Well #4                                          |
| 7  | Hagen Farm                                                         |
| 8  | Hechimovich Sanitary Landfill                                      |
| 9  | Hunts Disposal Landfill                                            |
| 10 | Janesville Ash Beds                                                |
| 11 | Janesville Old Landfill                                            |
| 12 | Kohler Co. Landfill                                                |
| 13 | Lauer I Sanitary Landfill                                          |
| 14 | Lemberger Landfill, Inc.                                           |
| 15 | Lemberger Transport & Recycling                                    |
| 16 | Madison Metropolitan Sewerage District Lagoons                     |
| 17 | Master Disposal Service Landfill                                   |
| 18 | Mid-State Disposal, Inc. Landfill                                  |
| 19 | Moss-American Co., Inc. (Kerr-McGee Oil Co.)                       |
| 20 | Muskego Sanitary Landfill                                          |
| 21 | N.W. Mauthe Co., Inc.                                              |
| 22 | National Presto Industries, Inc.                                   |
| 23 | Oconomowoc Electroplating Co., Inc.                                |
| 24 | Onalaska Municipal Landfill                                        |
| 25 | Penta Wood Products                                                |
| 26 | Refuse Hideaway Landfill                                           |
| 27 | Ripon City Landfill                                                |
| 28 | Sauk County Landfill                                               |
| 29 | Schmalz Dump                                                       |
| 30 | Sheboygan Harbor & River                                           |
| 31 | Spickler Landfill                                                  |
| 32 | Stoughton City Landfill                                            |
| 33 | Tomah Municipal Sanitary Landfill                                  |
| 34 | Unity Auto Mart                                                    |
| 35 | Waste Management of Wisconsin, Inc. (Brookfield Sanitary Landfill) |
| 36 | Wausau Ground Water Contamination                                  |

Names as the source gives them. Coordinates for every one are in the CSV.

## 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.