130 datasets

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The OMI/Aura Sulphur Dioxide (SO2) Noise Reduced Total Column 1-orbit L2 Swath 13x24 km (OMSO2NR) data product is a research product made public. The data files (or granules) contain different estimates of the vertical column density (VCD) of SO2 depending on the users investigating anthropogenic or volcanic sources. Files also contain quality flags, geolocation and other ancillary information. Th

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The TROPESS OMI-Aura L2 Ozone for Forward Stream, Standard Product contains the vertical distribution of the retrieved atmospheric state of ozone (O3), formal uncertainties, and diagnostic information measured by the OMI instrument on the EOS Aura satellite. The forward stream standard product is global for the time period from 2021-02-01 to present. The NASA TRopospheric Ozone and Precursors from

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The TROPESS AIRS-Aqua and OMI-Aura L2 Ozone for Forward Stream, Standard Product contains the vertical distribution of the retrieved atmospheric state of ozone (O3), formal uncertainties, and diagnostic information measured by the AIRS instrument on the EOS Aqua satellite and the OMI instrument on the EOS Aura satellite. The forward stream standard product is global for the time period from 2021-0

NASA Earthdata CMR + NASA Data Portal2026 · Image data

These data are a part of Multi-Decadal Sulfur Dioxide (SO2) Climatology from Satellite Instruments (MEaSUREs-12-0022 project). Version 2 of the global catalogue of emissions from large SO2 point sources combines data from the Ozone Monitoring Instrument (OMI) on NASA's EOS Aura spacecraft, the Ozone Mapping and Profiler Suite (OMPS) on the NASA-NOAA Suomi National Polar-orbiting Partnership (SNPP)

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The Level-2 Aura Ozone Monitoring Instrument (OMI) Nitrogen Dioxide (NO2) Slant Column Zoomed Product (OMNO2AZ) version 4 is now available from NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) for public access. The shortname for this Level-2 NO2 Product is OMNO2AZ_V004. The zoomed data are produced at a spatial resolution of 13x12 km2. The data was re-processed in Decem

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The Level-2 Aura Ozone Monitoring Instrument (OMI) Nitrogen Dioxide (NO2) Slant Column Product (OMNO2A) version 4 is now available from NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) for public access. The data are produced at a spatial resolution of 13x24 km2. The shortname for this Level-2 NO2 Product is OMNO2A_V004. The data was re-processed in December 2022 using c

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The Collection 004 Aura Ozone Monitoring Instrument Level-2 Ozone Profile (SAO Algorithm) data product is now available from the NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) for the public access. The OMPROFOZ product contains ozone profiles at a pixel resolution of 26 x 48 km (at nadir), at 25 pressure levels and 24 layers between about 1000 and 0.1 hPa. It also pro

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The TROPESS AIRS-Aqua and OMI-Aura L2 Ozone for Forward Stream, Full Product contains the vertical distribution of the retrieved atmospheric state of ozone (O3), formal uncertainties, and diagnostic information measured by the AIRS instrument on the EOS Aqua satellite and the OMI instrument on the EOS Aura satellite. The forward stream standard product is global for the time period from 2021-02-01

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The TROPESS AIRS-Aqua and OMI-Aura L2 Ozone for Forward Stream, Summary Product contains the vertical distribution of the retrieved atmospheric state of ozone (O3), and formal uncertainties measured by the AIRS instrument on the EOS Aqua satellite and the OMI instrument on the EOS Aura satellite. The forward stream standard product is global for the time period from 2021-02-01 to present. The NASA

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The TROPESS OMI-Aura L2 Ozone for Forward Stream, Full Product contains the vertical distribution of the retrieved atmospheric state of ozone (O3), formal uncertainties, and diagnostic information measured by the OMI instrument on the EOS Aura satellite. The forward stream standard product is global for the time period from 2021-02-01 to present. The NASA TRopospheric Ozone and Precursors from Ear

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The TROPESS OMI-Aura L2 Ozone for Forward Stream, Summary Product contains the vertical distribution of the retrieved atmospheric state of ozone (O3), and formal uncertainties measured by the OMI instrument on the EOS Aura satellite. The forward stream standard product is global for the time period from 2021-02-01 to present. The NASA TRopospheric Ozone and Precursors from Earth System Sounding (T

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The Aura Ozone Monitoring Instrument (OMI) Glyoxal Product OMCHOCHO contains total vertical column CHOCHO, standard errors (rms and sigma), quality flags, geolocation and other ancillary information. The algorithm leads for this product are the US OMI scientists Gonzalo Gonzalez Abad and Hyeong-Ahn Kwon from the Harvard-Smithsonian Center, Cambridge, MA. The OMCHOCHO files are stored in the netCDF

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The Aura Ozone Monitoring Instrument (OMI) Water Vapor Product OMH2O contains total vertical column H2O, standard errors (rms and sigma), quality flags, geolocation and other ancillary information. The algorithm leads for this product are Helen Wang and Gonzalo Gonzalez Abad the Harvard-Smithsonian Center, Cambridge, MA. The OMH2O files are stored in the version 4 netCDF format. Each file contains

NASA Earthdata CMR + NASA Data Portal2026 · Image data

As part of the NASA's Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, this project entitled “Multi-Decadal Nitrogen Dioxide and Derived Products from Satellites (MINDS)” will develop consistent long-term global trend-quality data records spanning the last two decades, over which remarkable changes in nitrogen oxides (NOx) emissions have occurred. The objective

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The OMI/Aura Formaldehyde (HCHO) Total Column Daily L3 Weighted Mean Global 0.1deg Lat/Lon Grid (OMHCHOd). The formaldehyde values in each file are the average for 0.1 x 0.1 degree grid cell of cloud-screened total HCHO columns for a single day. Other variables included in the files are the weight of each grid cell, the standard error of column averages, mean albedo, mean cloud fraction, mean clou

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The OMI/Aura and MODIS/Aqua Merged Cloud Product 1-Orbit L2 Swath 13x24 km (OMMYDCLD) is a Level-2 orbital product that combines cloud parameters retrieved by the Ozone Mapping Instrument (OMI) on the Aura satellite with collocated statistical information for cloud parameters retrieved by the Moderate Resolution Imaging Spectrometer (MODIS) on the Aqua spacecraft. This product is designed to take

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The Aura Ozone Monitoring Instrument (OMI) collection-3 Bromine Monoxide Product OMBRO from the Aura-OMI, is now available from the NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) for the public access. The shortname for this Level-2 OMI total column BrO product is OMBRO. The algorithm leads for this product are the US OMI scientists Dr. Kelly Chance and Dr. Thomas Kuro

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The Level-2 Aura Ozone Monitoring Instrument (OMI) Ozone (O3) DOAS Total Column Product (OMDOAO3) version 4 is now available from NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) for public access. The shortname for this Level-2 Ozone Product is OMDOAO3_V004. The data was re-processed in December 2022 using collection 4 Level 1b data and the OMDOAO3 processor version 4.1

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The Level-2 Aura Ozone Monitoring Instrument (OMI) Cloud Pressure and Fraction (O2-O2 Absorption) Product (OMCLDO2) collection version 4 is now available from NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) for public access.The data was re-processed in December 2022 using collection 4 Level 1b data and the OMAERO processor version 4.0.0. Since then, this version is als

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The Level-2 Aura Ozone Monitoring Instrument (OMI) Aerosol Product (OMAERO) version 4 is now available from NASA Goddard Earth Sciences Data and Information Services Center (GES DISC) for public access. The shortname for this Level-2 Aerosol Product is OMAERO_V004. The data was re-processed in December 2022 using collection 4 Level 1b data and the OMAERO processor version 4.0.0. Since then, this v

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The GSFC OMI/MLS L3 1x1deg Monthly Tropospheric Column Ozone product (TrCO3_Monthly_OMIMLS) contains tropospheric column ozone amounts averaged by month from October 2004 to present. Total column measurements are obtained from the Ozone Monitoring Instrument (OMI) on the EOS Aura satellite. Tropospheric column ozone (TCO) is derived by subtracting the stratospheric column ozone (SCO) estimated fro

NASA Earthdata CMR + NASA Data Portal2025 · Image data

This Level-2G daily global gridded product OMSO2G is based on the pixel level OMI Level-2 SO2 product OMSO2. OMSO2G data product is a special Level-2 gridded product where pixel level products are binned into 0.125x0.125 degree global grids. It contains the data for all scenes that have observation time between UTC times of 00:00:00 and 23:59:59.9999 . All data pixels that fall in a grid box are s

NASA Earthdata CMR + NASA Data Portal2025 · Image data

The OMI science team produces this Level-3 Aura/OMI Global OMSO2e Data Products (0.25 degree Latitude/Longitude grids). In this Level-3 daily global SO2 data product, each grid contains only one observation of Total Column Density of SO2 from the GEOS-5 profile, based on an improved Principal Component Analysis (PCA) Algorithm. This single observation is the "best pixel", selected from all "good"

NASA Earthdata CMR + NASA Data Portal2025 · Image data

The Aura Ozone Monitoring Instrument (OMI) Formaldehyde Product OMHCHO contains total vertical column HCHO, standard errors (rms and sigma), quality flags, geolocation and other ancillary information. The algorithm lead for this product is Gonzalo Gonzalez Abad from the Harvard-Smithsonian Center, Cambridge, MA. The OMHCHO files are stored in the version 4 netCDF format. Each file contains data fr

NASA Earthdata CMR + NASA Data Portal2025 · Image data

The Collection 4 Aura Ozone Monitoring Instrument (OMI) Hyperspectral Surface and Underwater UV Irradiances (OMOCNUV) product is now available from the NASA Goddard Earth Sciences Data and Information Services Center. The OMOCNUV product contains surface UV irradiances from 290 to 399 nm, as well as planar and scalar irradiances and diffuse attenuation coefficients over water, and other ancillary