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Nitrogen Oxides 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 Resolution | Spatial Coverage | Temporal Resolution | Temporal Coverage | Spectral Resolution | Satellite/ Platform | Name (Instrument, Model, etc.) | Observation, Model, or Reanalysis | File Format |
|---|---|---|---|---|---|---|---|---|
| 0.25°, 13 km x 24 km | Global | 98 min, Daily | 2004-near present | 1.0-0.45 nm Full Width and Half Maximum (FWHM) | Aura | Ozone Monitoring Instrument (OMI) | Observation | HDF-EOS5 |
| 5.5 km x 3.5 km | Global | 101.5 minutes | 2021-present | 270 nm-2.3 µm, 0.55 nm | ESA Sentinel-5P | TROPOspheric Monitoring Instrument (TROPOMI) | Observation | netCDF |
| 2.0 km x 4.75 km | North America | Hourly | 08/2023 - present | 0.6 nm | Intelsat 40e | Tropospheric Emissions: Monitoring Pollution (TEMPO) | Observation | netCDF |
| 0.25º x 0.25° | Global | 15 min, Hourly | Daily 5-day forecast | N/A | N/A | GEOS-CF | Model | netCDF |
| 0.0083° x 0.0083° | Near-global | Yearly | 1990-2020 | N/A | N/A | LUR | Model | netCDF |
| Point measurements | Global | Periodic flights occurred during each deployment | 2016-2018 | Varies | Airborne Field Campaign | Atmospheric Tomography Mission (ATom) campaign with varying instruments | Observation | netCDF |
Nitrogen Oxides Datasets
| Dataset | Platforms | Instruments | Temporal Extent | Location Keywords | Spatial Extent | Data Format |
|---|---|---|---|---|---|---|
| NARSTO SOS99 Nashville WP-3D Orion Air Chemistry Data | GROUND STATIONS | BAROMETERS, LOPC-PMS, HPLC, HYGROMETERS, CHEMILUMINESCENCE, GPS, SPECTRORADIOMETERS, THERMISTORS | 1999-06-26 to 1999-07-19 | TENNESSEE | ASCII | |
| NARSTO SOS99NASH DOE G-1 Air Chemistry Data | G-1 AIRCRAFT | BAROMETERS, AEROSOL COLLECTORS, HYGROMETERS, CHEMILUMINESCENCE, INFRARED THERMOMETERS, GUST PROBES, SPECTRORADIOMETERS | 1999-06-26 to 1999-06-26 | TENNESSEE | ASCII | |
| Nitrogen Deposition onto the United States and Western Europe | LABORATORY | ION CHROMATOGRAPHS | 1987-01-01 to 1994-12-31 | N: 70.5 S: 25 E: 44.5 W: -124 | Text File | |
| OMI/Aura NO2 Tropospheric, Stratospheric & Total Columns MINDS 1-Orbit L2 Swath 13 km x 24 km V1.1 (OMI_MINDS_NO2) at GES DISC | Aura | OMI | 2004-10-01 to Present | GLOBAL | N: 90 S: -90 E: 180 W: -180 | |
| OMI/Aura NO2 Tropospheric, Stratospheric & Total Columns MINDS Daily L2 Global Gridded 0.25 degree x 0.25 degree V1.1 (OMI_MINDS_NO2G) at GES DISC | Aura | OMI | 2004-10-01 to Present | GLOBAL | N: 90 S: -90 E: 180 W: -180 | |
| OMI/Aura NO2 Tropospheric, Stratospheric & Total Columns MINDS Daily L3 Global Gridded 0.25 degree x 0.25 degree V1.1 (OMI_MINDS_NO2d) at GES DISC | Aura | OMI | 2004-10-01 to Present | GLOBAL | N: 90 S: -90 E: 180 W: -180 | |
| OWLETS-2 University of Maryland Cessna Aircraft Data | UMD Cessna, HU-25A | GPS, GAS SENSORS, TSI-3563 Neph, AETHALOMETER, PSAP, Picarro G2401, LGR CRDS, GeoTASO | 2017-07-07 to 2018-07-20 | NORTH AMERICA, UNITED STATES OF AMERICA, MARYLAND, VIRGINIA, WESTERN HEMISPHERE | ICARTT, HDF5 | |
| PEM Tropics A DC-8 In-Situ Trace Gas Data | NASA DC-8 | DACOM, FLUORESCENCE SPECTROSCOPY, CHEMILUMINESCENCE, GRAB SAMPLERS, GAS CHROMATOGRAPHS, ION CHROMATOGRAPHS | 1996-08-22 to 1998-10-08 | PACIFIC OCEAN, CHRISTMAS ISLAND, HAWAIIAN ISLANDS, GALAPAGOS ISLANDS, FIJI | N: 50 S: -72.55 E: 180 W: -180 | GTE |
| PEM Tropics B DC-8 In-Situ Trace Gas Data | NASA DC-8 | DACOM, GAS CHROMATOGRAPHS, GRAB SAMPLERS, LIQUID CHROMATOGRAPHS, ION CHROMATOGRAPHS, LIF-NO, CHEMILUMINESCENCE | 1999-02-20 to 1999-04-19 | PACIFIC OCEAN, HAWAIIAN ISLANDS, FIJI, CHRISTMAS ISLAND, GALAPAGOS ISLANDS | N: 40 S: -36.35 E: 180 W: -180 | GTE |
| PEM Tropics B P-3B In-Situ Trace Gas Data | P-3B | CIMS, DACOM, GAS CHROMATOGRAPHS, CHEMILUMINESCENCE, ION CHROMATOGRAPHS, GRAB SAMPLERS | 1999-03-05 to 1999-04-12 | PACIFIC OCEAN, HAWAIIAN ISLANDS, FIJI, CHRISTMAS ISLAND, GALAPAGOS ISLANDS | N: 40 S: -36.33 E: 180 W: -180 | GTE |
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Featured Nitrogen Oxides Observation Method: TROPOMI
The Tropospheric Monitoring Instrument (TROPOMI) is the single payload aboard ESA's Sentinel-5P spacecraft, providing daily measurements of cloud height and cover, aerosols, and trace gases such as nitrogen oxides.
Data from the next-generation Instruments will help atmospheric scientists advance air quality measurements and standards.
20 MIN READ
Access NASA Earth observation data within three hours of a satellite observation through the Land, Atmosphere Near real-time Capability for Earth observation (LANCE).
NASA offers an array of carbon monoxide data to aid in determining its role in atmospheric processes, pollution, and climate.
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