Abbreviations & Acronyms: E-I

Note: Some acronyms have more than one meaning. Multiple meanings are listed, separated by semi-colons.

A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z


E-SMART: Environmental Sensing and Monitoring System

EAF: Electric Arc Furnaces

EAP: Environmental Action Plan

EB: Emissions Balancing

EC: Electrical Conductivity; Emulsifiable Concentrate; Environment Canada; Effective Concentration

EC2: Environmental Cost Engineering Committee

ECD: Electron Capture Detector

ECES: Environmental Cost Element Structure

ECHH: Electro-Catalytic Hyper-Heaters

EDB: Ethylene Dibromide

EDC: Ethylene Dichloride

EDS: Electronic Data System; Energy Data System

EDTA: Ethylenediaminetriacetic Acid

EGIS: Environmental and Geographical Information System

EH: Redox Potential

EIA: Environmental Impact Assessment. Economic Impact Assessment

EIS: Environmental Impact Statement; Environmental Inventory System

EJ: Environmental Justice

EL: Exposure Level

EM: Electromagnetic Conductivity; Office of Environmental Management; Engineer Manual

EMAP: Environmental Mapping and Assessment Program

EO: Ethylene Oxide

EOC: Emergency Operating Center

EOF: Emergency Operations Facility

EOP: End Of Pipe

EPA: United States Environmental Protection Agency

EPCA: Energy Policy and Conservation Act

EPACT: Environmental Policy Act

EPCRA: Emergency Planning and Community Right to Know Act

EPRI: Electric Power Research Institute

EPTC: Extraction Procedure Toxicity Characteristic

ER: Ecosystem Restoration; Environmental Restoration

ERT: Emergency Response Team; Electrical Resistance Tomography

ESCA: Electron Spectroscopy for Chemical Analysis

ESECA: Energy Supply and Environmental Coordination Act

ESH: Environmental Safety and Health

ESP: Electrostatic Precipitators

ESTCP: Environmental Security Technology Certification Program

ETV: Environmental Technology Verification Program

back to top


FACA: Federal Advisory Committee Act

FBC: Fluidized Bed Combustion

FCC: Fluid Catalytic Converter

FCCC: Framework Convention on Climate Change

FCO: Federal Coordinating Officer (in disaster areas); Forms Control Officer

FERC: Federal Energy Regulatory Commission

FF: Federal Facilities

FFEO: Federal Facilities Enforcement Office

FFFSG: Fossil-Fuel-Fired Steam Generator

FGD: Flue-Gas Desulfurization

FID: Flame Ionization Detector

FIFRA: Federal Insecticide, Fungicide, and Rodenticide Act

FO-LIBS: Fiber-Optic Laser Induced Breakdown Spectroscopy

FOIA: Freedom Of Information Act

FOISD: Fiber Optic Isolated Spherical Dipole Antenna

FP: Fine Particulate

FPD: Flame Photometric Detector

FPPA: Federal Pollution Prevention Act

FPXRF: Field-Portable X-ray Fluorescence

FRTR: Federal Remediation Technologies Roundtable

FS: Feasibility Study

FUDS: Formerly Used Defense Sites

FWCA: Fish and Wildlife Coordination Act

FWPCA: Federal Water Pollution and Control Act (aka CWA). Federal Water Pollution and Control Administration

FY: Fiscal Year

back to top


GAC: Granular Activated Carbon

GACT: Granular Activated Carbon Treatment

GC/MS: Gas Chromatograph/Mass Spectograph

GCW: Groundwater Circulation Well

GEMS: Global Environmental Monitoring System; Graphical Exposure Modeling System

GFF: Glass Fiber Filter

GIS: Geographic Information Systems; Global Indexing System

GLC: Gas Liquid Chromatography

GLNPO: Great Lakes National Program Office

GMCC: Global Monitoring for Climatic Change

G/MI: Grams per mile

GPG: Grams-per-Gallon

GPR: Ground-Penetrating Radar

GPRA: Government Performance and Results Act

GPS: Groundwater Protection Strategy; Global Positioning System

GR: Grab Radon Sampling

GRGL: Groundwater Residue Guidance Level

GT: Gas Turbine

GVP: Gasoline Vapor Pressure

GVW: Gross Vehicle Weight

GVWR: Gross Vehicle Weight Rating

GW: Grab Working-Level Sampling. Groundwater

GWDR: Ground Water Disinfection Rule

GWM: Groundwater Monitoring

GWP: Global Warming Potential

GWPS: Groundwater Protection Standard; Groundwater Protection Strategy

back to top


HAP: Hazardous Air Pollutant

HAPPS: Hazardous Air Pollutant Prioritization System

HAZMAT: Hazardous Materials

HBFC: Hydrobromofluorocarbon

HC: Hazardous Constituents; Hydrocarbon

HCCPD: Hexachlorocyclo-pentadiene

HCFC: Hydrochlorofluorocarbon

HCP: Hypothermal Coal Process

HDPE: High Density Polyethylene

HEM: Human Exposure Modeling

HEPA: High-Efficiency Particulate Air

HEPA: Highly Efficient Particulate Air Filter

HERS: Hyperion Energy Recovery System

HFC: Hydrofluorocarbon

HI: Hazard Index

HI-VOL: High-Volume Sampler

HLRW: High Level Radioactive Waste

HMTA: Hazardous Materials Transportation Act

HMTR: Hazardous Materials Transportation Regulations

HOC: Halogenated Organic Carbons

HON: Hazardous Organic NESHAP

HPLC: High-Performance Liquid Chromatography

HRS: Hazardous Ranking System

HSL: Hazardous Substance List

HSWA: Hazardous and Solid Waste Amendments

HTRW: Hazardous, Toxic, and Radiological Waste

HVAC: Heating, Ventilation, and Air-Conditioning system

HW: Hazardous Waste

HWIR: Hazardous Waste Identification Rule

HWM: Hazardous Waste Management

back to top


I/A: Innovative/Alternative

IADN: Integrated Atmospheric Deposition Network

IAG: Interagency Agreement

IAQ: Indoor Air Quality

IC: Internal Combustion

ICAP: Inductively Coupled Argon Plasma

ICCP: International Climate Change Partnership

ICP: Inductively Coupled Plasma

ICRE: Ignitability, Corrosivity, Reactivity, Extraction

ICS: Incident Command System

IFPP: Industrial Fugitive Process Particulate

IGCC: Integrated Gasification Combined Cycle

IINERT: In-Place Inactivation and Natural Restoration Technologies

I/M: Inspection/Maintenance

IMPACT: Integrated Model of Plumes and Atmosphere in Complex Terrain

IOB: Iron Ore Beneficiation

IP: Inhalable Particles

IPM: Integrated Pest Management

IRIS: Instructional Resources Information System. Integrated Risk Information System

IRM: Intermediate Remedial Measures

IRP: Installation Restoration Program

IRRP: Installation Restoration Research Program

IS: Interim Status

ISE: Ion-specific electrode

ISPFS: In Situ Permeable Flow Sensor

ISO: International Organization for Standardization

ITMS: Ion Trap Mass Spectrometer

ITRC: Interstate Technology & Regulatory Council; Interstate Technology Regulatory Coordination

IWS: Ionizing Wet Scrubber

back to top

More Abbreviations and Acronyms A-D | J-Q | R-Z