FACA Federal Advisory Committee Act
FAQ Frequently asked questions
FAR Federal Acquisitions Regulations
FAST Field assessment team
FATES FIRFA and TSCA Enforcement System
FCO Federal coordinating officer (in disaster areas)
FDA Food and Drug Administration
FDF Fundamentally different factors
FDL Final determination letter
FEMA Federal Emergency Management Agency
FFA Federal facilities agreement
FFIS Federal Facilities Information System
FGDC Federal Geographic Data Committee
FIFRA Federal Insecticide, Fungicide, and Rodenticide Act
FIP Final implementation plan; file transfer protocol
FGETS Food and Gill Exchange of Toxic Substance
FINDS Facility Index System
FIPS Federal Information Processing Standards
FLP Flash point
FmHA Farmers Home Administration
FMP Financial management plan; facility management plan
FMS Financial management system
FOE Friends of the Earth
FOI Freedom of Information
FOIA Freedom of Information Act
FPA Federal Pesticide Act
FPD Flame photometric detector
FR Federal Register; final rulemaking
FRA Federal Register Act
FRC Federal Records Center
FRDS Federal Reporting Data System
FRN Federal Register Notice; Final Rulemaking Notice
FRP Federal response plan
FRS Formal reporting system
FS Feasibility study
FTE Full-time equivalent [employee]
FTIR Fourier Transform infrared spectroscopy
FTP File transfer protocol
FTS Fixed time of stagnation
FTTA Federal Technology Transfer Act
FWCA Fish and Wildlife Coordination Act
FWPCA Federal Water Pollution and Control Act (aka CWA); Federal Water Pollution and Control Administration
FY Fiscal Year
FYI For Your Information
GAAP Generally accepted accounting principles
GAC Granualar activated carbon
GACT Granular activated carbon treatment
GAO General Accounting Office (Congress)
GAP Gap Analysis Program
GAST Globally averaged surface temperature
GATT General Agreement on Tariffs and Trade
GCDIS Global Change Data and Information System (USGS)
GC/MS Gas chromatograph/mass spectograph
GDF Geographic data file
GEMS Graphical exposure modeling system
GFO Grant funding order
GFP Government furnished property
GICS Grant Information and Control System
GIS Geographic information systems; global indexing system
GISNET Geographic Information Systems Bulletin Board
GLC Gas liquid chromotography
GLOBE Global Learning and Observations to Benefit the Environment
GLP Good laboratory procedures
GMT Greenwich Mean Time
GOCO Government owned/contractor operated
GOES Geostationary operational environmental satellite
GOGO Government owned/government operated
GOP General operating procedures
GOPO Government owned/privately operated
GPAD Gallons-per-acre-per-day
GPO Government Printing Office
GPG Grams per day
GPR Ground penetrating radar
GPS Groundwater protection strategy; global positioning system
GRAS Generally recognized as safe
GRASS Geographic Resources Analysis Support System
GRCDA Governmental Refuse Collection and Disposal Association
GRIDS Geographics Resources Information and Data System
GRIS Geographic Resource Information Systems
GSA General Services Administration
GW Groundwater
GWDR Groundwater Disinfection Rule
GWPS Groundwater protection standard; groundwater protection strategy
GWTR Groundwater Treatment Rule
GWUDI Groundwater under the direct influence (of surface water)
GWUI Ground Water Under the Influence (of surface water)
HA Health advisory
HAA Haloacetic acid
HAD Health assessment document
HAN Haloacetic nitriles
HAP Hazardous air pollutant
HAZW Hazardous waste collection database
HC Hydrocarbon
HEAS Health Effects Assessment
HECC House Energy and Commerce Committee
HEEDs Health and environmental effects documents
HEEPs Health and environmental effects profiles
HEI Health Effects Institute
HEM human exposure modeling
HEPA High-efficiency Particulate Air [filters]
HERL Health Effects Research Laboratory
HERL/MIS Health Effects Research Laboratory Management Information System
HES Hurricane evacuation study
HF High frequency
HHE Health hazard evaluation
HI Hazard index
HIV Human virus
HPC Heterotrophic plate count
HQ Headquarters
HRMSI High Resolution Multispectral Stereo Imager
HSPF Hydrological Simulation Program
HSWA Hazardous and Solid Waste Act
HUD Housing and Urban Development
HWSFC Hazardous Waste Superfund Collection
HWSFD Hazardous Waste Superfund Database
HWDMS Hazardous Waste Data Management System