AMS |
area and mobile source |
AQM |
air quality model |
ATP |
antitampering program |
BEIS3 |
Biogenic Emission Inventory System, version 3 |
BELD4 |
Biogenic Emission Landcover Database, version 3.60 |
BELD3 |
Biogenic Emission Landcover Database, version 3.14 |
BRK |
particulate matter from brake component wear |
CAA |
Clean Air Act |
CAMX |
Comprehensive Air Quality Model, with Extensions |
CB4 |
Carbon Bond 4 |
CEI |
crankcase extended idle exhaust |
CEP |
Carolina Environmental Program |
CEM |
Continuous Emissions Monitoring |
CHIEF |
Clearinghouse for Inventories and Emission Factors |
CMAQ |
Community Multiscale Air Quality |
CMAS |
Community Modeling and Analysis System |
CO |
carbon monoxide |
CRC |
evaporative crankcase emissions (blow-by) |
CTG |
control technology guideline |
CXS |
crankcase start exhaust |
DDDYYYY |
date in Julian format (3-digit day plus 4-digit year) |
DNL |
evaporative diurnal emissions (heat rise) |
EDSS |
Environment Decision Support System |
EFL |
evaporative fuel leaks |
EFV |
evaporative fuel vapor venting |
EGU |
electric generating utility |
EMC |
Environmental Modeling Center |
EMS-95 |
Emissions Modeling System, ‘95 |
EPA |
U.S. Environmental Protection Agency |
EPM |
Evaporative Permeation |
EPS |
Emissions Processor System |
EXR |
exhaust running emissions |
EXS |
exhaust engine start emissions (trip start) |
EXT |
extended idle exhaust |
FF10 |
Flat File 10 |
FIA |
Forest Inventory Area |
FIPS |
U.S. Federal Implementation Planning Standards |
GIS |
geographic information system |
GMT |
Greenwich Mean Time |
GUI |
graphical user interface |
HAP |
hazardous air pollutant |
HHMMSS |
hours (2 digits), minutes (2 digits), seconds (2 digits); other forms are HHHMMSS and HHHHMMSS, which differ only in the number
of digits in the hours position
|
HPC |
high-performance computing |
HOT |
evaporative hot soak emissions (trip end) |
IDA |
Inventory Data Analyzer |
I/M |
inspection and maintenance |
I/O |
input/output |
I/O API |
Input/Output Applications Programming Interface |
lat-lon |
latitude-longitude |
LMOS |
Lake Michigan Ozone Study |
MACT |
Maximum Achievable Control Technology |
MAQSIP |
Multiscale Air Quality Simulation Platform |
MCIP |
Meteorology-Chemistry Interface Processor |
MCPL |
Meteorology Coupler |
MIMS |
Multimedia Integrated Modeling System |
MM5 |
Pennsylvania State University/National Center for Atmospheric Research fifth-generation Mesoscale Model |
MPS |
major point source |
MEPSE |
major elevated point-source emissions (same as PinG) |
MMDDYYYY |
date in Gregorian format (2-digit month plus 2-digit day plus 4-digit year) |
MOVES |
Motor Vehicle Emission Simulator |
MWSS |
Monday-weekday-Saturday-Sunday |
NAICS |
North American Industrial Classification System |
NC DENR |
North Carolina Department of Environment and Natural Resources |
NEI |
National Emissions Inventory |
NetCDF |
Network Common Data Form |
NH3 |
ammonia |
NonEGU |
Non-electric generating utility |
NOx |
nitrogen oxides |
NTI |
National Toxics Inventory |
OAQPS |
Office of Air Quality Planning and Standards |
ORD |
Office of Research and Development |
ORIS |
Office of Regulatory Information Systems |
ORL |
one record per line |
OTAG |
Ozone Transport and Assessment Group |
PAR |
photosynthetic active radiation |
PAH |
polynuclear aromatic hydrocarbons |
PinG |
plume in grid (same as MEPSE) |
PM |
particulate matter |
PM10 |
particulate matter 10 micrometers or smaller in diameter |
PM2.5 |
particulate matter 2.5 micrometers or smaller in diameter |
PMC |
particulate matter coarse |
QA |
quality assurance |
RACT |
reasonably available control technology |
RADM |
Regional Acid Deposition Model |
REMSAD |
Regulatory Modeling System for Aerosols and Deposition |
RFG |
reformulated gas |
RFL |
evaporative refueling emissions (fuel displacement and spillage) |
RH |
Relative Humidity |
RMC |
Regional Modeling Center |
RPD |
Rate Per Distance |
RPP |
Rate Per Profile |
RPV |
Rate Per Vehicle |
RST |
evaporative running loss emissions |
SAPRC |
Statewide Air Pollution Research Center |
SCC |
Source Classification Code |
SIC |
Standard Industrial Classification |
SIP |
State Implementation Plan |
SMOKE |
Sparse Matrix Operator Kernel Emissions |
SPEED |
Average Hourly Speed Inventory Data |
SO2 |
sulfur dioxide |
TIR |
particulate matter from tire wear |
TOG |
total organic gases |
UAM-AERO |
Urban Airshed Model, Aerosols |
UAM-IV |
Urban Airshed Model, version IV |
UAM-V |
Urban Airshed Model, Variable grid |
UNC |
University of North Carolina |
UTM |
Universal Transverse Mercator |
VERDI |
Visualization Environment for Rich Data Interpretation |
VMT |
vehicle miles traveled |
VOC |
volatile organic compounds |
VPOP |
Vehicle Population |