Our Services

NAS will assist our clients in meeting their responsibilities under environmental laws including:

  • Resource Conservation and Recovery Act (RCRA)
  • Comprehensive Environmental Response, Compensation & Liability Act (CERCLA)
  • Marine Protection, Research and Sanctuaries Act of 1972 (MPRSA)
  • NPDES regulations of the Clean Water Act

Testing services available at NAS:

  • Effluent characterization and biomonitoring
  • Sediment remediation studies
  • Bioaccumulation studies
  • Hazardous waste testing
  • Dredge spoil disposal
  • Toxicity Identification Evaluation (TIE)
  • Sediment characterization studies
  • Chemical formulation evaluations

Selected current and past projects:

  • NRDA support for Deepwater Horizon Gulf Oil Spill
  • Portland Harbor Superfund Site
    • freshwater sediment testing
    • flow through toxicity of lamprey ammocoetes testing
    • freshwater sediment bioaccumulation testing
  • Puget Sound marine sediment testing:
    • Lower Duwamish, East Waterway, Grays Harbor, Port Gamble, Hylebos
  • Washington State Puget Sound Estuary Monitoring Program (PSEMP)
    • Sediment testing
    • Porewater testing
  • Hyalella azteca Advisory Group (HAAG)
    • 42-day Hyalella test interlaboratory study evaluating various substrates and diets
  • WET testing for Oregon and Washington Municipal WWTPs
  • WET testing for NPDES permits in Cook Inlet, Alaska