CAPCOA BACT Clearinghouse Resource Manual
Lists of Acronyms and Abbreviations Used In Air Pollution Control

This page last reviewed April 20, 2017


Acronym Meaning

AB1807 California Assembly Bill 1807
A/C authority to construct
AFC application for certification
APCD air pollution control district
APCO air pollution control officer
ARB California Air Resources Board
AQMD air quality management district
ATCM airborne toxics control measure
BACT best available control technology
BARCT Best available retrofit control technology
bhp brake horsepower
CAA Federal Clean Air Act
CAAA Federal Clean Air Act Amendments
Cal/EPA California Environmental Protection Agency
CAPCOA California Air Pollution Control Officers Association
CARB California Air Resources Board
CCAA California Clean Air Act
CCR California Code of Regulations
CEC California Energy Commission
CEM continuous emission monitor
CEQA California Environmental Quality Act
CFR Code of Federal Regulations (40 CFR 51 is the same as Title 40, Part 51 of the CFR)
CI compression ignition
CO carbon monoxide
CTG control technology guideline
DEIR draft environmental impact report
DOC determination of compliance
dscf dry standard cubic foot
EIR environmental impact report
EIS environmental impact statement
ERC emission reduction credit
GACT generally achievable control technology
H&S Code Health and Safety Code
HAP hazardous air pollutant
HC hydrocarbon
hp horsepower
hr hour
IC internal combustion
ISR indirect source review
LAER lowest achievable emission rate
lb pounds
lbm pounds mass
LNG liquified natural gas
LORS laws, ordinances, rules, and standards
MACT maximum achievable control technology
MM prefix used for million
MMBtu million British thermal units
MMscf million standard cubic feet
MMscfm million standard cubic feet per minute
MWe megawatts electricity
NAAQS national ambient air quality standard
NAP nonattainment plan
NEPA National Environmental Policy Act
NESHAP national emission standard for hazardous air pollutants
NOI notice of intent
NOx oxides of nitrogen as nitrogen dioxide
NSPS new source performance standard
NSCR nonselective catalytic reduction
NSR new source review
OSHA Occupational Safety and Health Administration
PM particulate matter
PMPD presiding member 's proposed decision
PM2 0.5 particulate matter with an aerodynamic diameter of 2.5 microns or less
PM10 particulate matter with an aerodynamic diameter of 10 microns or less
P/C permit to construct
P/O permit to operate
ppm parts per million
ppmv parts per million volume
ppmvd parts per million dry volume
PCB polychlorinated biphenyls
PSD prevention of significant deterioration
PSI pollutant standards index
RACM reasonably available control measure
RACT reasonably available control technology
RHC reactive hydrocarbons
ROG reactive organic gas
RVP Reid vapor pressure
SB1731 California Senate Bill 1731
SCC source classification codes
scf standard cubic foot
scfm standard cubic feet per minute
scfd standard cubic feet per day
SCM suggested control measure
SCR selective catalytic reduction
SI spark ignition
SIP state implementation plan
SNCR selective noncatalytic reduction
SOx oxides of sulfur as sulfur dioxide
TAC toxic air contaminant
T -BACT toxics best available control technology
TEOR thermally enhanced oil recovery
THC total hydrocarbons
Title V Title V of the Federal Clean Air Act
TPD tons per day
TPY tons per year
TRS total reduced sulfur
TSP total suspended particulate matter
VOC volatile organic compounds
U.S.EPA U. S. Environmental Protection Agency
yr Year

Best Available Control Technology (BACT) Clearinghouse Program