Site Documents

scenic view from Smurfit site — A view of the Clark Fork River from the Smurfit-Stone Mill site.

Featured Documents

Final HHRA for OU2 (pdf) (4.3 MB, About PDF)
Response to Comments on 2020 External Review Draft HHRA for OU2 (pdf) (428.6 K)
Fact Sheet: OU2 Human Health Risk Assessment (pdf) (5 pp, 1.8 MB)
Final HHRA for OU3 (pdf) (35.3 MB) Large file size.
Response to Comments on 2020 External Review Draft HHRA for OU3 (pdf) (567.7 K)
Fact Sheet: OU3 Human Health Risk Assessment (pdf) (2 MB)
Final Baseline Ecological Risk Assessment for OU2 & OU3 (pdf) (21.5 MB) Large file size.
Final Baseline Ecological Risk Assessment for OU2 & OU3 Response to Comments (pdf) (549.6 K)

EPA developed a detailed Berm Surveillance and Contingency Plan in 2019 that outlines protective measures that will be taken to monitor the berms and help mitigate any future flooding threats. EPA and DEQ were on Site to oversee the Potentially Responsible Parties conducting the April 10th Berm Inspection. You can review both documents below.

Final Clark Fork River Berm Surveillance & Contingency Plan May 2019 (pdf) (42 MB) Large file size.
April 2023 Clark Fork River Berm Inspection Report (pdf) (3.4 MB)

Investigation of the Smurfit-Stone Mill site is ongoing to determine the nature and extent of contamination. The site is divided into three management areas known as Operable Units (OUs).

Documents related to the remedial investigation of the site are available in the following collections:
Progress Reports are issued monthly for the site investigation work conducted at the site.

Publicly Available Documents about other aspects of the site investigation are posted as they are developed.