The Hazardous Materials Program works closely with consultants.

Environmental Services Office (ESO) has contracted with environmental consultants to provide a wide variety of hazardous material services, from underground storage tank removals to complex remedial investigations.  The Hazardous Materials Program works closely with consultants (pdf 25 kb) on the Hazardous Material Services On-call Agreement to perform work needed by WSDOT.

The Hazardous Materials Program provides guidance documents that directs consultant work for WSDOT hazardous materials investigations.

More information regarding Statewide On-Call Consultant Agreements is available through the WSDOT Consultant Services webpage.