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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 |
|---|---|---|---|---|---|---|
| SOLVE I ER-2 Analysis Model Data | MODELS | Computer | 1998-11-10 to 2000-03-18 | EUROPE, NORTHERN EUROPE, SCANDINAVIA, FINLAND, SWEDEN | AMES | |
| SOLVE I Supplementary Satellite Data Products | SPOT-4, ERS-2, UARS | POAM III, GOME, HALOE | 1999-10-24 to 2000-03-31 | EUROPE, NORTHERN EUROPE, SCANDINAVIA, FINLAND, SWEDEN | AMES | |
| SOLVE II Balloonsondes and Ozonesondes Data | GROUND-BASED OBSERVATIONS | OZONESONDES, HYGROMETERS, MARK IV INTERFEROMETER, OPC, CNC | 2002-12-03 to 2004-01-11 | EUROPE, NORTHERN EUROPE, SCANDINAVIA, SWEDEN, FINLAND | AMES | |
| STAQS Ground Data | GROUND STATIONS | DOAS | 2023-07-01 to 2023-08-31 | NORTH AMERICA, UNITED STATES OF AMERICA, NEW YORK, ILLINOIS, WISCONSIN | N: 42.59 S: 42.58 E: -87.808 W: -87.83 | ICARTT |
| STRAT ER-2 Aircraft In-situ Trace Gas Data | NASA ER-2 | Harvard CO2, AWAS, ACATS, HOx, ATLAS, NOAA O3 Classic, ALIAS | 1995-03-24 to 1996-12-21 | NORTH AMERICA, UNITED STATES OF AMERICA, CALIFORNIA, NORTHERN HEMISPHERE, WESTERN HEMISPHERE | AMES | |
| Sulfates, Clouds and Radiation Brazil (SCAR-B) University of Washington C131A Data | C-131A | TSI-3562 Nephelometer, COSPEC, FSSP, PCASP, PMS, CHEMILUMINESCENCE | 1995-08-17 to 1995-09-20 | BRAZIL | Binary | |
| TES/Aura L3 HNO3 Daily Gridded V004 | Aura | TES | 2004-08-22 to 2005-04-10 | GLOBAL | N: 90 S: -90 E: 180 W: -180 | HDF-EOS5 |
| TES/Aura L3 HNO3 Monthly Gridded V004 | Aura | TES | 2004-08-22 to 2005-03-31 | SOUTHERN OCEAN, GLOBAL | N: 90 S: -90 E: 180 W: -180 | HDF-EOS5 |
| TRACE-A Merge Data | Data Analysis | 1990-03-13 to 1992-11-02 | WESTERN HEMISPHERE, SOUTHERN HEMISPHERE, BRAZIL, SOUTH ATLANTIC OCEAN, TROPOSPHERE | N: 43.575 S: -59.98 E: 58.68 W: -180 | GTE | |
| TRACE-P DC-8 In-Situ Trace Gas Data | NASA DC-8 | DACOM, GAS CHROMATOGRAPHS, ION CHROMATOGRAPHS, CHEMILUMINESCENCE, FLUORESCENCE SPECTROSCOPY | 1999-01-07 to 2002-03-01 | WESTERN HEMISPHERE, NORTHERN HEMISPHERE, TROPOSPHERE, PACIFIC OCEAN, WESTERN PACIFIC OCEAN | N: 45.7 S: 6.89 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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