In an effort to keep the community informed on the status of the Grasse River project and upcoming project activities, Arconic (formerly Alcoa) has distributed several Community Updates to community members living in and around Massena. These updates are included in the links below, and have been grouped based on topical area.
Latest Updates
Grasse River Superfund Site In-River Cap Repair Work to Begin in September: August 2024
Grasse River Project Update - 2022 Project Activities: November 2022
EPA Grasse River Superfund Site Ice Jam Investigation Overview & In-River Cap Repair Work: August 2022
EPA Grasse River Superfund Site Project Update - Ice Jam Investigation & Habitat Reconstruction: June 2022
2021 Updates
Grasse River Remediation Project Update Mailer: November 2021 (1.3 MB)
Grasse River Remediation Project Update Mailer: Summer 2021 (August 2021) (918 KB)
Grasse River Remediation Project Update Mailer: In-River Construction Continues Spring 2021 (March 2021) (1.8MB)
2020 Updates
Grasse River Remediation Project Update: Active Work Completed for the Year December 2020 (Dec 2020) (617K)
Grasse River Remediation Project Update: Project on Schedule September 2020 (Sep 2020) (1.2MB)
Grasse River Remediation Project Update: Construction and Planning Process Spring 2020 (May 2020) (923K)
2017-2019 Updates
Grasse River Remediation Project Update: In-River Construction to begin Spring 2019 (March 2019) (550K)
Grasse River Remediation Project Update: Construction of Land-Based Support Facility to Continue in Spring 2018 (May 2018) (182K)
Grasse River Remediation Project Update: Construction of Land-Based Support Facility to Start in Spring 2017 (April 2017) (848K)
2012 Updates
Grasse River Update: The Proposed Cleanup Plan (October 2012) (495K)
2008 Updates
2007 Updates
Lower Grasse River Ice Breaking Demonstration Project (March 2007) (456K)
Lower Grasse River Ice Breaking Demonstration Project (January 2007) (240K)
2006 Updates
Activated Carbon Pilot Study, Grasse River Study Area (September 2006) (244K)
Superfund Program Update for the Grasse River Study Area (September 2006) (228K)
2005 Updates
Superfund Program Update for the Grasse River Study Area (April 2005) (2.2 MB)
Community Health and Safety for the Grasse River Remedial Options Pilot Study (April 2005) (252K)
2004 Updates
Superfund Program Update for the Grasse River Study Area (June 2004) (448K)
2002 Updates
Superfund Program Grasse River Update (January 2002)(2.9MB)
2001 Updates
Superfund Program Update for the Grasse River Study Area (June 2001) (308K)