CONTACT & LOCATIONS NEWS MARKETS SERVICES PROJECTS ABOUT CAREERS SERVICES Contamination / Remediation Identifying and evaluating environmental impacts With years of experience in subsurface site investigations, Shannon & Wilson is a leader in identifying the nature and extent of environmental impacts to groundwater, surface water, soils, air, and sediment. We develop solutions based on a thorough understanding of the regulatory, financial, technical, and operational constraints our clients face. From environmental site assessments to the intricacies of complex site remediation, we engineer cost-effective solutions to meet our clients' needs. SERVICES INCLUDE: Environmental site assessments Hazardous materials surveys and abatement oversight for asbestos, radon, PCBs, and lead-based paint PFAS evaluations Storage-tank management Spill prevention, control, and countermeasure (SPCC) plans Stormwater pollution prevention plans (SWPPPs) Remedial investigations/feasibility studies Site remediation and closure Vapor intrusion assessments Groundwater monitoring and plume modeling CONTAMINATION/ REMEDIATION PROJECTS SR 520 Floating Bridge And Landings Project Transportation MORE Alaskan Way Viaduct Replacement Program MORE Beacon Hill Link Light Rail Project MORE Cleveland Innerbelt Transportation MORE Des Moines Regional Detention Facility Water MORE Titlow Lagoon & Shoreline/ Kay'S House Restoration Water MORE Tacoma Trestle Track & Signal Project Transportation MORE SR 532 Corridor Improvements Transportation MORE Smith Island Setback Levee & Estuary Restoration Water MORE Reserve Silica Inert Waste Landfill Property Development MORE Murray Combined Sewer Overflow Project Water MORE Duwamish Gardens Restoration Design Property Development Industrial MORE Elliot Bay Seawall Water MORE Fire Island Wind Turbine Farm Reconnaissance Industrial MORE Kenai Peninsula College Fire Training Site Water MORE Kincaid Dumpsite Slope Repair Property Development MORE Unalaska Landfill Water MORE Buckner Building Property Assessment & Cleanup Plan Property Development MORE Southcentral Law Enforcement Shooting Range Site Assessment & Cleanup Property Development MORE Storis Drive Water Line Improvements Transportation MORE Former ZipMart Fueling Facility Site Assessment & Cleanup Property Development MORE Fairbanks International Airport Water MORE Fairbanks Regional Fire Training Facility Water MORE Miller Salvage Water MORE Northern Region DOT&PF Class V Injection Well Closure MORE Fort Wainwright Water Storage Tanks Water MORE Multiple F-35A Projects Property Development MORE Gaffney-Airport-Richardson-Steese Interchange Transportation MORE PFAS Evaluations For Alaska DOT&PF Water MORE Academy Museum Of Motion Pictures Property Development MORE UPRR Los Angeles Transportation Center Yard Transportation MORE MAX Orange Line & Tilikum Bridge Transportation MORE Southern Flow Corridor Project Water MORE Crab Orchard National Wildlife Refuge Federal MORE SEE ALL PROJECTS Let's Talk About Your Project GET IN TOUCH MARKETS Transportation Water Property Development Industrial Federal SERVICES Geotechnical Engineering Contamination / Remediation Geologic Hazards Natural Resources Water Resources Design-Build Tunneling / Underground Arctic Engineering Construction Management Specialty Services ABOUT The Company People Corporate Responsibility/Scholarships CONTACT & LOCATIONS Seattle Anchorage Chicago Denver Fairbanks Jacksonville Los Angeles Madison Portland Sacramento Salt Lake City St. Louis Tri-Cities PROJECTS Explore CAREERS Working At Shannon & Wilson CONTACT & LOCATIONS NEWS CLIENT PORTAL © 2021 SHANNON & WILSON, INC. SEATTLE WEBSITE DESIGN