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Nitrogen Dioxide Data Access and Tools

Access topic-specific data and resources for accessing, visualizing, preparing/manipulating (e.g. subsetting), and analyzing data. Each observation, model, and reanalysis data has unique characteristics that should be considered when evaluating its use.

An asterisk (*) next to an entry indicates that near real-time (NRT) data products are available through NASA's Land, Atmosphere Near real-time Capability for Earth observation (LANCE). While not intended for scientific research, NRT data are good resources for monitoring ongoing or time-critical events. Learn more about the difference between near real-time versus standard products.

Commonly Used Nitrogen Dioxide Data at a Glance

Spatial ResolutionSpatial CoverageTemporal ResolutionTemporal CoverageSpectral ResolutionSatellite/ PlatformName (Instrument, Model, etc.)Observation, Model, or ReanalysisFile Format
0.25°, 13 km x 24 kmGlobal98 min, Daily2004-near present1.0-0.45 nm Full Width and Half Maximum (FWHM)Aura Ozone Monitoring Instrument (OMI)ObservationHDF-EOS5
5.5 km x 3.5 kmGlobal101.5 minutes2021-present270 nm-2.3 µm, 0.55 nmESA Sentinel-5PTROPOspheric Monitoring Instrument (TROPOMI)ObservationnetCDF
2.0 km x 4.75 kmNorth AmericaHourly08/2023 - present0.6 nmIntelsat 40eTropospheric Emissions: Monitoring Pollution (TEMPO)ObservationnetCDF
0.25º x 0.25°Global15 min, HourlyDaily 5-day forecastN/AN/AGEOS-CFModelnetCDF
0.0083° x 0.0083°Near-globalYearly1990-2020N/AN/ALUR ModelnetCDF
Point measurementsGlobalPeriodic flights occurred during each deployment2016-2018VariesAirborne Field CampaignAtmospheric Tomography Mission (ATom) campaign with varying instrumentsObservationnetCDF

Nitrogen Dioxide Datasets

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Dataset Version Platforms Instruments Temporal Extent Spatial Extent Spatial Resolution Data Format
TRACER-AQ Pandora Column Observations 1 GROUND STATIONS Pandora 2021-08-01 to 2021-10-02 ICARTT
TROPESS Chemical Reanalysis NO2 6-Hourly 3-dimensional Product V1 (TRPSCRNO26H3D) at GES DISC 1 REANALYSIS MODELS NOT APPLICABLE 2005-01-01 to 2021-12-31

N: 90 S: -90 E: 180 W: -180

TROPESS Chemical Reanalysis NO2 Monthly 3-dimensional Product V1 (TRPSCRNO2M3D) at GES DISC 1 REANALYSIS MODELS NOT APPLICABLE 2005-01-01 to 2021-12-31

N: 90 S: -90 E: 180 W: -180

TROPESS Chemical Reanalysis NO2 Spread 6-Hourly 3-dimensional Product V1 (TRPSCRNO2S6H3D) at GES DISC 1 REANALYSIS MODELS NOT APPLICABLE 2005-01-01 to 2021-12-31

N: 90 S: -90 E: 180 W: -180

TROPESS Chemical Reanalysis NO2 Spread Monthly 3-dimensional Product V1 (TRPSCRNO2SM3D) at GES DISC 1 REANALYSIS MODELS NOT APPLICABLE 2005-01-01 to 2021-12-31

N: 90 S: -90 E: 180 W: -180

TROPESS Chemical Reanalysis Surface NO2 2-Hourly 2-dimensional Product V1 (TRPSCRNO22H2D) at GES DISC 1 REANALYSIS MODELS NOT APPLICABLE 2005-01-01 to 2021-12-31

N: 90 S: -90 E: 180 W: -180

TROPOMI/S5P NO2 Tropospheric, Stratospheric and Total Columns MINDS 1-Orbit L2 Swath 5.5 km x 3.5 km V1.1 (TROPOMI_MINDS_NO2) at GES DISC 1.1 Sentinel-5P TROPOMI 2018-05-01 to Present

N: 90 S: -90 E: 180 W: -180

UARS Cryogenic Limb Array Etalon Spectrometer (CLAES) Level 3AL V009 (UARCL3AL) at GES DISC 009 UARS CLAES 1991-10-25 to 1993-05-05

N: 80 S: -80 E: 180 W: -180

UARS Cryogenic Limb Array Etalon Spectrometer (CLAES) Level 3AT V009 (UARCL3AT) at GES DISC 009 UARS CLAES 1991-10-25 to 1993-05-05

N: 80 S: -80 E: 180 W: -180

UARS Halogen Occultation Experiment (HALOE) Level 2 V019 (UARHA2FN) at GES DISC 019 UARS HALOE 1991-10-11 to 2005-11-21

N: 80 S: -80 E: 180 W: -180

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Featured Nitrogen Dioxide Observation Method: TEMPO
The Tropospheric Emissions: Monitoring Pollution (TEMPO) instrument is a grating spectrometer sensitive to visible and ultraviolet wavelengths of light. It monitors major air pollutants such as ozone and nitrogen dioxide across the North American continent every daylight hour at high spatial resolution.
Learn More About TEMPO
Earthdata graphic identifier on top of satellite image of Earth

TEMPO/GOES NRT Products

This Satellite Needs Working Group solution aims to provide hourly near real-time (NRT) air quality products using Tropospheric Emissions: Monitoring Pollution (TEMPO) and Geostationary Operational Environmental Satellite (GOES) data.

Nitrogen Dioxide Data Tools

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