The Port of Bellingham (the Port) is soliciting responses from qualified environmental and engineering consulting firms to assist the Port with permit support and ongoing monitoring associated with the post-closure requirements at the Airport Woodwaste Landfill, in Whatcom County, Washington. The Port currently manages the Airport Woodwaste Landfill under a post-closure permit with the Whatcom County Health Department (WCHD) and a National Pollutant Discharge Elimination System (NPDES) wastewater discharge permit with the Washington State Department of Ecology. The Port is soliciting responses from qualified environmental and engineering consulting firms to assist in the ongoing monthly landfill monitoring and reporting as required under the post-closure and NPDES permits. Additional tasks include engineering support to address landfill or leachate system deficiencies and on-call field support services. Landfill monitoring will be ongoing for multiple years. The Port will award a contract for one year of monitoring and support. The contract may be extended for multiple years of monitoring and support subject to budget appropriations and acceptable consultant performance.