Acronyms
| AER | Alberta Energy Regulator |
| AIMM | approved instrument monitoring method |
| AMEL | alternative means of emissions limitation |
| AMOC | alternative method of compliance |
| APCD | Air Pollution Control Division |
| AQCC | Air Quality Control Commission |
| ARB | Air Resources Board |
| ARPA-E | Advanced Research Projects Agency – Energy |
| AVO | audio, visual, and olfactory |
| AWP | alternative work plan |
| AWP | area wide planning |
| BBL | barrel |
| BLM | Bureau of Land Management |
| BOE | barrel of oil equivalent |
| BOEM | Bureau of Ocean Energy Management Enforcement |
| BP | best practices |
| BMP | best management practice |
| BSER | best system of emission reduction |
| BT | baseline technology |
| BTU | British thermal unit |
| C | Carbon |
| CAA | Clean Air Act |
| CAPP | Canadian Association of Petroleum Producers |
| CAMMS-ES | coded aperture miniature mass spectrometer environmental sensor |
| CBM | coalbed methane |
| C-H | carbon hydrogen bond |
| CH4 | methane |
| CI | chemical ionization |
| CNG | compressed natural gas |
| CNT | carbon nanotube |
| CO | carbon monoxide |
| CO2 | carbon dioxide |
| CRDS | cavity ring down spectroscopy |
| CSG | coal seam gas |
| DCS | dual frequency-comb spectroscopy |
| DIAL | differential absorption light detection and ranging |
| DEP | Department of Environmental Protection |
| DOE | U.S. Department of Energy |
| DOI | U.S. Department of the Interior |
| DOT | U.S. Department of Transportation |
| DPHE | Department of Public Health and Safety |
| EI | electron impact |
| EMD | Eagle II Methane Detector |
| EPA | Environmental Protection Agency |
| ESD | emergency shutdown events |
| FEAST | Fugitive Emissions Abatement Simulation Toolkit |
| FID | flame ionization detector |
| FLIR | forward looking infrared camera |
| FTIR | fourier transform infrared |
| g/h | grams per hour |
| GAO | general approval order |
| GAO | U.S. Government Accountability Office |
| GC | gas chromatography |
| GC/MS | gas chromatography/mass spectrometer |
| GFCR | gas-filter correlation radiometer |
| GHG | greenhouse gas |
| GHGI | Greenhouse Gas Inventory |
| GHGRP | Greenhouse Gas Reporting Program |
| GOADS | Gulfwide Offshore Activity Data System |
| GRI | Gas Research Institute |
| GWP | global warming potential |
| H | hydrogen |
| H2S | hydrogen sulfide |
| HAP | hazardous air pollutant |
| HNLF | highly nonlinear fiber |
| HOH | hot oil heaters |
| HRDL | High-Resolution Doppler Lidar |
| HVS | high volume sampler |
| Hz | hertz |
| ICOS | integrated cavity output spectroscopy |
| ICP-MS | inductively coupled plasma – mass spectrometry |
| IM | integrity management |
| InSb | indium antimonide |
| IP | intellectual property |
| IPCC | Intergovernmental Panel on Climate Change |
| IR | infrared |
| IR OGI | infrared optical gas imaging |
| JT | Joule-Thomson |
| kg | kilogram |
| kHz | kilohertz |
| LAS | laser absorption spectroscopy |
| LCA | lifecycle analysis |
| LDAR | leak detection and repair |
| LDC | local distribution company |
| LDRL | leak detection with large-scale optical imaging technology |
| LDRO | leak detection with optical imaging technology |
| LDRS | leak detection with sampling |
| LMA | large mode area |
| LNG | liquified natural gas |
| m | meter |
| M&R | metering and regulations stations |
| m/z | mass-to-charge ratio |
| MACT | maximum achievable control technology |
| MAL | minimal action leak |
| Mcf | one thousand standard cubic feet of natural gas |
| MDC | methane detectors challenge |
| MDL | minimal detectable leak |
| METEC | methane emissions technology evaluation center |
| MMT | million metric tons |
| MONITOR | Methane Observation Networks with Innovative Technology to Obtain Reductions program |
| MOS | metal oxide semi-conductor |
| M&R | metering and regulating |
| MS | mass spectrometry |
| MT | metric ton |
| ug/m3 | microgram per cubic meter |
| MW | molecular weight |
| N/A | not applicable |
| NAMA | Nationally Appropriate Mitigation Actions |
| NESHAP | National Emission Standard for Hazardous Air Pollutants |
| NGL | natural gas liquids |
| NOAA | National Oceanic and Atmospheric Administration |
| NSPS | New Source Performance Standards |
| O&G | oil and gas |
| OGI | optical gas imaging |
| OMI | optical modulation index |
| OP-FTIR | Open Path Fourier Transform Infrared |
| OTM | other test method |
| PEMEX | Petróleos Mexicanos |
| PFP | programmable flask package |
| PHMSA | Pipeline and Hazardous Materials Safety Administration |
| PIG | pipeline inspection gauge |
| POC | point of contact |
| ppbv | parts per billion by volume |
| ppm | parts per million |
| ppm-m | part per million per meter |
| ppmv | parts per million by volume |
| PUC | public utility commission |
| QOGI | quantitative optical gas imaging |
| R&D | research and development |
| RMLD | remote methane leak detector |
| SCFH | standard cubic feet per hour |
| SCFM | standard cubic feet per minute |
| SLPM | standard liters per minute |
| SIP | State Implementation Plan |
| SNR | signal-to-noise ratio |
| Solar FTIR | Solar Occultation Flux |
| STEM | storage tank emission management |
| TC | thermal conductivity |
| TDL | tunable diode laser |
| TDLAS | tunable diode laser absorption spectroscopy |
| TDS | total dissolved solids |
| TDTS | transmission-distribution transfer stations |
| TILDAS | tunable infrared laser direct absorption spectroscopy |
| TOC | total organic compound |
| TRL | technology readiness level |
| TUT | technology under test |
| TVA | toxic vapor analyzer |
| TVOC | total volatile organic compounds |
| USB | Universal Serial Bus |
| USEPA | United States Environmental Protection Agency |
| V/V | volume to volume |
| VOC | volatile organic compound |
| VRU | vapor recovery unit |
| WY DEQ | Wyoming Department of Environmental Quality |
Publication Date: September 28, 2018
