This cleanup was completed in 2020. EPA officially certified the completion in October 2022 and Wisconsin certified completion in early 2023. It addressed more than 6 million cubic yards of PCB-contaminated sediment across 39 miles of the Lower Fox River, at an estimated cost of $1 billion.
| City | Green Bay |
|---|---|
| County | Brown County |
| State | Wisconsin |
| Coordinates | 44.53310, -88.00150 |
Fox River Nrda Pcb Releases is a federal Superfund site in Wisconsin. The Superfund program, created by Congress in 1980, addresses sites where hazardous substances have been released or threaten release into the environment. EPA scores potential sites using the Hazard Ranking System; those that score high enough are placed on the National Priorities List.
Current status: Cleanup underway. Active cleanup is underway, meaning EPA has approved a remediation plan and work is in progress. Cleanup timelines vary widely — some sites take decades depending on contamination depth, groundwater involvement, and funding availability.
EPA has identified 8 contaminants of concern at this site, including 2,3,7,8-tetrachlorodibenzo-p-dioxin (tcdd), arsenic, lead. Contamination has been detected in sediment, surface water.
If you live near this site and have health concerns, your state health department can provide site-specific guidance. EPA maintains a community involvement program for most NPL sites, and site documents — including the Record of Decision, five-year reviews, and public health assessments — are typically available through EPA's Superfund site profile.