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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 | Version Sort ascending | Platforms | Instruments | Temporal Extent | Spatial Extent | Spatial Resolution | Data Format |
|---|---|---|---|---|---|---|---|
| SOLVE I ER-2 Aircraft In-situ Photolysis Rate Data | 1 | MODELS, NASA ER-2 | Computer, CPFM | 1998-11-10 to 2000-03-18 | AMES | ||
| DISCOVER-AQ Colorado Deployment Mobile Platform Data | 1 | NASA MACH-2 | LGR CRDS, MAAP, TSI EEPS, SMPS, NH3 QC Laser-Based Sensor, N2O/CO QC Laser-Based Sensor, LI-7700, LI-7500, TEMPERATURE SENSORS, PRESSURE SENSORS | 2014-07-14 to 2014-08-15 | ICARTT | ||
| ATom: L2 In Situ Measurements from NOAA Nitrogen Oxides and Ozone (NOyO3) Instrument | 1 | NASA DC-8 | CHEMILUMINESCENCE | 2016-07-29 to 2018-05-21 |
N: 90 S: -90 E: 180 W: -180 |
ICARTT | |
| Tropical Ozone Transport Experiment – Vortex Ozone Transport Experiment (TOTE-VOTE) DC-8 In Situ Trace Gas Data | 1 | NASA DC-8 | DACOM, LICOR GAS EXCHANGE SYSTEM, NO/NOy, NOxyO3 | 1995-12-03 to 1996-02-20 | AMES | ||
| TRACE-P DC-8 In-Situ Trace Gas Data | 1 | NASA DC-8 | DACOM, GAS CHROMATOGRAPHS, ION CHROMATOGRAPHS, CHEMILUMINESCENCE, FLUORESCENCE SPECTROSCOPY | 1999-01-07 to 2002-03-01 |
N: 45.7 S: 6.89 E: 180 W: -180 |
GTE | |
| DISCOVER-AQ Texas Deployment Moody Tower Ground Site Data | 1 | GROUND STATIONS | LIDAR, Thermo Model 49C O3 Analyzer, Thermo Scientific SO2 43i Analyzer, Thermo Scientific CO Analyzer, Thermo Model 42C NO-NO2-NOx Analyzer, Thermo Scientific NOx Analyzer, RM Young 05103 Wind Monitor, HMP45C Temperature and Relative Humidity Probe | 2013-08-30 to 2013-10-02 | HDF5, ICARTT | ||
| DISCOVER-AQ California Deployment Porterville Ground Site Data | 1 | GROUND STATIONS | CAPS PMex Monitor, MPL, TSI-3563 Neph, MFRSR, UC Davis RDI, SMPS, TEMPERATURE SENSORS, PRESSURE SENSORS | 2013-01-07 to 2013-02-21 | HDF5, ICARTT | ||
| LISTOS Rutgers Ground Site Data | 1 | GROUND STATIONS | GAS SENSORS, LIDAR, OZONESONDES | 2018-05-06 to 2019-06-22 | ICARTT | ||
| LMOS Zion Ground Site Data | 1 | GROUND STATIONS | CIT-ToF-CIMS, GAS SENSORS, PYRANOMETERS, SPECTROMETERS, CEILOMETERS, APS, SMPS, SODAR, GC-MS, OC-EC Analyzer | 2017-05-16 to 2017-06-24 | ICARTT, NetCDF-3, HDF5 | ||
| ARCTAS DC-8 Aircraft In-situ Photolysis Rate Data | 1 | NASA DC-8 | CAFS | 2008-03-17 to 2008-07-14 | ICARTT |
SHOWING 10 OF 131
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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