What's New?
2025 In-River Activities
The long-term monitoring program is ongoing. This program includes monitoring of the caps, tracking PCB levels in both water and fish, and reviewing the progress of habitat reconstruction along the shoreline and on land.
Cap repairs addressing localized impacts from the high-flow event caused by the remnants of Hurricane Debby and the 2022 and 2025 ice-jam events were successfully completed in August. Monitoring data collected during in-river work is available on this page.
EPA Five-Year Review
EPA has completed its first five-year review of the site. The purpose of five-year reviews is to ensure that cleanup remedies at Superfund sites (such as the Grasse River site) are working as intended and are protective of human health and the environment. The five-year review report is available on EPAs project webpage.
Read More