999 Third Avenue, Suite 3000, Seattle, WA 98104-4088 | 206.682.3333 phone | 206.340.8856 fax | www.scblaw.com CERCLA and Transboundary Contamination in the Columbia River Richard A. Du Bey, Paul J. Dayton, Dan Johnson, and Michelle Ulick Rosenthal ABA Section of Environment, Energy and Resources, Natural Resources and Environment, Vol 21, No. 1, Summer 2006