SSFL Acronyms & Abbreviations

 
  • μg/dl - micrograms per deciliter
  • μg/kg - micrograms per kilogram
  • μg/L - micrograms per liter
  • ABS - Absorption fraction (dermal)
  • ADD - Average daily dosage
  • AI - Atomics International
  • AOC - Area of Concern
  • AOPC - Area of potential concern
  • AST - aboveground storage tank
  • atm-m3/M - Atmosphere-cubic-meter per mole
  • ATSDR - Agency for Toxic Substances and Disease Registry
  • AUF - Area use factor
  • AWQC - Ambient water quality criteria
  • BBC - Brandeis-Bardin Campus
  • BAF - Bioaccumulation factor
  • BaP - Benzo(a)pyrene
  • BBI - Brandeis-Bardin Institute
  • BCF - Bioconcentration factor
  • BEHP - Bis(2-ethylhexyl)phthalate
  • bgs - below ground surface
  • BMP - best management practice
  • Boeing - The Boeing Company
  • BTEX - benzene, toluene, ethylbenzene, and xylenes
  • BW - Body weight
  • Cal/EPA - California Environmental Protection Agency
  • CCR - Current Conditions Report
  • CDD - Chlorinated dibenzo-p-dioxin
  • CDF - Chlorinated dibenzofuran
  • CDFG - California Department of Fish and Game
  • CERCLA - Comprehensive Environmental Response, Compensation and Liability Act
  • CF - Chatsworth Formation
  • CFOU - Chatsworth Formation Operable Unit
  • CHSC - California Health and Safety Code
  • cm2 - Square centimeter
  • CMI - Corrective Measures Implementation
  • CMS - Corrective Measures Study
  • COC - chemical of concern
  • COEC - chemical of ecological concern
  • COPC - chemical of potential concern
  • CPEC - chemical of potential environmental concern
  • CSF - Cancer slope factor
  • CSM - conceptual site model
  • CTE - Central tendency exposure
  • D&D – Decontamination and Decommissioning
  • DCA - dichloroethane
  • DCE - dichloroethene
  • DG - data gap
  • DHS - Department of Health Services
  • DOE - United States Department of Energy
  • DQE - Data quality evaluation
  • DQO - Data Quality Objective
  • DPH - Department of Public Health
  • DTSC - Department of Toxic Substances Control
  • ECL - Environmental Chemistry Lab
  • Eco-SSL - Ecological soil screening level
  • EIR - Environmental Impact Report
  • EIS - Environmental Impact Statement
  • ELCR - excess lifetime cancer risk
  • EPC - exposure point concentration
  • ERA - ecological risk assessment
  • ESL - Ecological screening level
  • ETEC - Energy Technology and Engineering Center
  • foc - Fraction of organic carbon
  • Freon 1,1,-trichlorofluoromethane
  • Freon 113 1,1,2-trichloro-1,2,2-trifluoroethane
  • FS - Feasibility study
  • FSDF – Former Sodium Disposal Facility
  • GETS - Groundwater Extraction Treatment System
  • GWCC - groundwater comparison concentration
  • GWTS - groundwater extraction/treatment system
  • HDMS - Historical Document Management System
  • HEAST - Health Effects Assessment Summary Table
  • HHRA - Human health risk assessment
  • HI - hazard index
  • HMW - High-molecular-weight
  • HMX - cyclotetramethylene-tetranitramine (Energetic Compound)
  • HQ - hazard quotient
  • HRA - human health risk assessment
  • HSC - Health and Safety Code
  • ILCR - incremental lifetime cancer risk
  • ISRA - Interim/Source Removal Action
  • IRFNA - inhibited red-fuming nitric acid
  • IRIS - Integrated Risk Information System
  • ISF - Interim-Status Facility
  • ISI - In-Service Inspection
  • Kd Soil-water distribution coefficient
  • Koc - partition coefficient
  • Kow Octanol - water partition coefficient
  • KRO - Kerosene range organic
  • L - Liter
  • LADD - Lifetime average daily dosage
  • LCS - Laboratory control sample
  • LD50 - Lethal dose to 50 percent of test organisms
  • LF - leach field
  • LMW - Low molecular weight
  • LOAEL - Lowest observed adverse effect level
  • LOEC - Lowest observed effect concentration
  • LOX - liquid oxygen
  • MCL - maximum contaminant level
  • MCPA - 2-Methyl-4-Chlorophenoxyacetic Acid
  • MCPP - 2-Methyl-4-Chlorophenoxy propionic Acid
  • MDL - Method detection limit
  • mg/kg - milligrams per kilogram
  • MMH - monomethyl hydrazine
  • MRCA - Mountains Recreation Conservancy Authority
  • msl - mean sea level
  • MS/MSD - Matrix spike/matrix spike duplicate
  • NA - not applicable
  • NAA - North American Aviation
  • NASA - National Aeronautics and Space Administration
  • NDMA - n-nitrosodimethylamine
  • NFA - no further action
  • NOEC - No observed effect concentration
  • NOAEL - No observed adverse effect level
  • NPDES - National Pollutant Discharge Elimination System
  • NRWQC - National recommended ambient water quality criteria
  • NSGW - Near-surface groundwater
  • OEHHA - Office of Environmental Health Hazard Assessment
  • ORISE – Oak Ridge Institute for Science and Education
  • ORP - Oxidation-reduction potential
  • OU - operable unit
  • QA - quality assurance
  • QAPP - Quality Assurance Project Plan
  • QC - quality control
  • PAH - Polycyclic aromatic hydrocarbon
  • PCB - Polychlorinated Biphenyl
  • PCDD - Polychlorinated dibenzodioxin
  • PCDF - Polychlorinated dibenzofuran
  • PCE - Tetrachloroethene
  • PEA - Preliminary Endangerment Assessment
  • PEC - Probable effect concentration
  • PEF - Particulate emission factor
  • RAD – Radionuclide
  • RAGS - Risk Assessment Guidance for Superfund
  • RAP - Remedial Action Plan
  • RCRA - Resource Conservation and Recovery Act
  • RD/RA - Remedial Design/Remedial Action
  • RFA - RCRA Facility Assessment
  • RfD - Reference dose
  • RFI - RCRA Facility Investigation
  • RI - Remedial Investigation
  • RL - Reporting limit
  • RME - Reasonable maximum exposure
  • RMHF - Radioactive Materials Handling Facility
  • RP - Rocket propellant
  • RWQCB - Regional Water Quality Control Board
  • SAP - sampling and analysis plan
  • SB 990 – Senate Bill 990
  • SOP - Standard operating procedure
  • SMOU - Surficial media operable unit
  • SRAM - Standardized Risk Assessment Methodology Work Plan
  • SRE - Sodium Reactor Experiment
  • SSFL - Santa Susana Field Laboratory
  • STP - Sewage Treatment Plant
  • SVOC - Semivolatile organic compound
  • TAL - Target analyte list
  • SWMU - Solid waste management units
  • TCDD - Tetrachlorodibenzo-p-dioxin
  • TCE - Trichloroethene
  • TEA - triethylaluminum (Energetic Compound)
  • TEB - triethylboron (Energetic Compound)
  • TEC - Threshold effect concentration
  • TEQ - toxicity equivalency quotient
  • TIC - tentatively identified compound
  • TPH - total petroleum hydrocarbons
  • TRPH - total recoverable petroleum hydrocarbons
  • TRV - toxicity reference value
  • UDMH - unsymmetrical dimethylhydrazine
  • USEPA - United States Environmental Protection Agency
  • UST - underground storage tank
  • VC - vinyl chloride
  • VCAPCD - Ventura County Air Pollution Control District
  • VCEHD - Ventura County Environmental Health Department
  • VOC - volatile organic compound
  • WDR-  Waste Discharge Requirement
  • WPA - Work Plan Addendum