Abbreviations


ADOM

acid deposition modeling

AIRMoN

Atmospheric Integrated Research Monitoring Network

AIRS

Aerometric Information Retrieval System (EPA)

AQCR

air quality control region

AQM

air quality management

ARS

Agricultural Research Service (USDA)

ASPEN

Assessment System for Population Exposure Nationwide

ATS

Allowance Tracking System


BACT

best available control technology

BART

best available retrofit technology

BAT

best available technology

Btu

British thermal unit


CAA

Clean Air Act (1963)

CASAC

Clean Air Scientific Advisory Committee (of EPA)

CASTNet

Clean Air Status and Trends Network

CCRP

California Comparative Risk Project

CDC

Centers for Disease Control and Prevention

CEM

continuous emissions monitoring

CFCs

chlorofluorocarbons—compounds made up of chlorine, fluorine, and carbon

CFR

Code of Federal Regulations

CO

carbon monoxide

CO2

carbon dioxide

CPSC

Consumer Products Safety Commission



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Air Quality Management in the United States Abbreviations ADOM acid deposition modeling AIRMoN Atmospheric Integrated Research Monitoring Network AIRS Aerometric Information Retrieval System (EPA) AQCR air quality control region AQM air quality management ARS Agricultural Research Service (USDA) ASPEN Assessment System for Population Exposure Nationwide ATS Allowance Tracking System BACT best available control technology BART best available retrofit technology BAT best available technology Btu British thermal unit CAA Clean Air Act (1963) CASAC Clean Air Scientific Advisory Committee (of EPA) CASTNet Clean Air Status and Trends Network CCRP California Comparative Risk Project CDC Centers for Disease Control and Prevention CEM continuous emissions monitoring CFCs chlorofluorocarbons—compounds made up of chlorine, fluorine, and carbon CFR Code of Federal Regulations CO carbon monoxide CO2 carbon dioxide CPSC Consumer Products Safety Commission

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Air Quality Management in the United States CTG control technique guidelines CTM chemical transport model 3D three-dimensional—three in space 4D four-dimensional—three in space and one in time DALYs disability-adjusted life-years DDT dichlorodiphenyltrichloroethane DOE U.S. Department of Energy ECO employee commute options EIIP Emission Inventory Improvement Program EKMA empirical kinetic modeling approach EPA U.S. Environmental Protection Agency ERC emission-reduction credit FACE free air CO2 enrichment FEM federal equivalent methods FHWA U.S. Federal Highway Administration FIA/FHM Forest Inventory and Analysis and Forest Health Monitoring Program FIP federal implementation plan FRM federal reference methods FTIR Fourier transform infrared spectroscopy FTP federal test procedure (for vehicle emissions) G/bhp-hr grams per brake horsepower hour g/gal grams per gallon g/kWh grams per kilowatt hour GACT generally available control technology GAO U.S. General Accounting Office GC gas chromatography GPMN Gaseous Pollutant Monitoring Network (NPS) GPMP Gaseous Pollutant Monitoring Program (NPS) GPRA Government Performance and Results Act (1993) GVWR gross vehicle weight rating (weight of vehicle plus rated cargo capacity) H2S hydrogen sulfide HAP hazardous air pollutant HC hydrocarbons HCl hydrogen chloride HDV heavy-duty vehicle HEI Health Effects Institute HOV high-occupancy vehicle hp horsepower hr hour HUD U.S. Department of Housing and Urban Development I/M vehicle inspection and maintenance

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Air Quality Management in the United States IM240 vehicle emissions test using a dynamometer, which lasts for 240 seconds IMPROVE Interagency Monitoring of Protected Visual Environments IRIS Integrated Risk Information System ISTEA Intermodal Surface Transportation Efficiency Act (1991) IWG International Working Group on Environmental Justice kW kilowatts LAER lowest achievable emissions rate lb pounds LDT light-duty truck LDV light-duty vehicle LEV low-emissions vehicle LPG liquified petroleum gas LTER long-term ecological research LTM long-term monitoring MACT maximum achievable control technology MATES multiple air toxics exposure study MDN Mercury Deposition Network mg/m3 milligrams per cubic meter μg/m3 micrograms per cubic meter MOBILE EPA’s computer program to estimate mobile-source emissions MPO Metropolitan Planning Organization MSA metropolitan statistical area MTBE methyl tert-butyl ether NAA nonattainment area NAAQS National Ambient Air Quality Standards NADP National Atmospheric Deposition Program NAMS national air monitoring stations NAPAP National Acid Precipitation Assessment Program NATA National Air Toxics Assessment NCLAN National Crop Loss Assessment Network NCore National Core Monitoring Network NCS National Children’s Study NEJAC National Environmental Justice Advisory Council NEP National Estuaries Program NEPA National Environmental Policy Act NERRS National Estuarine Research Reserve System (NOAA) NESHAPs National Emission Standards for Hazardous Air Pollutants NFS National Forest System NHANES National Health and Nutrition Examination Survey NHEXAS National Human Exposure Assessment Survey

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Air Quality Management in the United States NLEV national low-emission vehicle NMHC nonmethane hydrocarbons NO nitrogen oxide NO2 nitrogen dioxide NOx oxides of nitrogen (NO and NO2) NOAA U.S. National Oceanic and Atmospheric Administration NONROAD EPA’s computer program to estimate emissions from mobile sources not used on roads (for example, aircraft, trains, farm equipment) NPS U.S. National Park Service NRC National Research Council NSPS New Source Performance Standards NSR new-source review NTN National Trends Network O2 diatomic oxygen O3 ozone OBD on-board diagnostics (indicates when vehicles’ emission controls are not operating properly) ODP ozone-depleting potential OH hydroxyl radical OSHA U.S. Occupational Safety and Health Administration OSTP Office of Science and Technology Policy (White House) OTAG Ozone Transport Assessment Group OTC Ozone Transport Commission OTR Ozone Transport Region (the states from Maine to Virginia and Washington, DC) PACE Pollution Abatement Cost and Expenditures Survey PAMS photochemical assessment monitoring stations Pb lead PBDEs polybrominated diphenyl ethers PCBs polychlorinated biphenyls PEM parametric emissions monitoring PHS U.S. Public Health Service PM particulate matter PM2.5 particulate matter with aerodynamic equivalent diameters of 2.5 micrometers (μm) or less PM10 particulate matter with aerodynamic equivalent diameters of 10 μm or less ppbv parts per billion by volume ppm parts per million PSD prevention of significant deterioration psi pounds per square inch QA/QC quality assurance/quality control

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Air Quality Management in the United States RACT reasonably available control technology RADM regional acid deposition model RECLAIM Regional Clean Air Management Program REHEX regional human exposure model RFG reformulated gasoline RHC reactive hydrocarbons ROG reactive organic gas RVP Reid vapor pressure (the vapor pressure of a petroleum product at 100°F) SCAQMD South Coast Air Quality Management District SCR selective catalytic reduction SFTP supplemental federal test procedure (for vehicle emissions) SHED sealed housing evaporative determination SIP state implementation plan SLAMS state and local air monitoring stations SO2 sulfur dioxide SOM soil organic matter STAPPA-ALAPCO State and Territorial Air Pollution Program Administrators and Association of Local Air Pollution Control Officials SUV sport utility vehicle TCM transportation control measure TCP transportation control plan TEA-21 Transportation Equity Act for the 21st Century TIME temporally integrated monitoring of ecosystems TIP tribal implementation plan TRI toxic release inventory UAM urban airshed model ULEV ultra-low-emissions vehicle USC U.S. Code USDA U.S. Department of Agriculture USGS U.S. Geological Survey VMT vehicle miles traveled VOC volatile organic compound vol volume WEPCO Wisconsin Electric Power Company WRAP Western Regional Air Partnership wt weight ZEV zero-emission vehicle

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