These studies supported the Record-of-Decision process for the federal Duwamish River Waterway Cleanup Plan. Sinclair Inlet – Puget Sound

Keith participated in CERCLA (i.e., Superfund-ordered) remediation planning and assessments for wood pile and pole company operations. Duties included hazardous sediment sampling, under US EPA HAZWOPPER (MTCA, CERCLA legislation and guidelines). Lab preparation of biological and physical environmental samples was also included as specific scope items.