August 26, 2026

Study Reveals Proximity of U.S. Parks to Pollution Sites

Visiting a park often offers an escape into nature. Yet, a study from the University of Michigan suggests these spaces might be closer to pollution than expected. Researchers analyzed over 151,000 public parks in the U.S., discovering that more than half are within two miles of industrial facilities handling toxic chemicals. Nearly 27,000 parks are near heavily contaminated sites called Superfund sites, with over 2,400 parks overlapping these zones.

Understanding Superfund and TRI Sites

Superfund sites contain hazardous waste that poses risks to humans if improperly managed, according to the U.S. Environmental Protection Agency (EPA). The Comprehensive Environmental Response, Compensation and Liability Act, also known as Superfund, guides the EPA in cleaning these areas. Facilities listed in the Toxics Release Inventory (TRI) must report their use of over 800 chemicals annually.

Key Findings of the Study

The study did not examine the impact on the environment or park visitors but illustrated the prevalence of pollution sites near living and recreational areas. Researchers Elliott Chemberlin and Philippa Clarke noted the commonplace development of parks on rehabilitated industrial sites. They highlighted New York’s Central Park’s proximity to the Hudson River, a major Superfund site undergoing cleanup from PCB contamination by General Electric.

Other well-known parks like Chicago’s Millennium Park, the Gateway Arch in St. Louis, and the U.S. Capitol grounds are similarly near Superfund sites, as is Green Bay’s Lambeau Field where the Packers play. An interactive map with the study’s reviewed parks is available for public viewing.

Implications and Thoughts for the Future

Despite not assessing pollution levels in parks, the study emphasizes the positive impact parks have on wellbeing, alongside acknowledging the health risks associated with living near polluted sites. Clarke’s press release expressed the hope for future park planners to choose land away from polluting areas. Chemberlin and Clarke encourage community engagement in park management and local environmental research.

The findings inspire a proactive approach toward ensuring public spaces remain beneficial and safe for all.

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