Posted: September 14, 2024
Editor:
Out of an original list of six alternatives for the Unocal site cleanup, the Washington State Department of Ecology narrowed the list to two: Alternative 4 would call for the most thorough cleanup by excavation and removal of contaminated soil that still remains on the site. Alternative 6 leaves the remaining contaminated soil in place. Chevron, the parent company of Unocal, has selected Alternative 6 as the preferred option.