Delivery of Suomi National Polar-orbiting Partnership (Suomi NPP) satellite data products will cease on November 1, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20. Suomi NPP data announcement

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This map of North America shows the ocean colored blue and land in shades of green. Hundreds of green dots are plotted across the land to show the locations of air quality sensors.

High Value Air Quality Data From Inexpensive Sensors

NASA has a new dataset built from ground-based sensor packages that cost less than $1,000. The data have potential for validating satellite measurements and providing local details for pollution studies.

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March 18, 2026

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