The PO.DAAC is pleased to announce the public release of Surface Water and Ocean Topography (SWOT) ancillary data products. The SWOT mission is implemented jointly by NASA and Centre National D'Etudes Spatiales (CNES) to provide valuable data and information about the world's oceans and its terrestrial surface water such as lakes, rivers, and wetlands.
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Explore OPERA DSWx data in NASA Worldview
OPERA DSWx captures surface water extent changes around the world, from floods to dam breaches to reappearance of lakes.
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Data in Action: Using Coastal Surface Salinity to Monitor Global Water Cycle Changes
The global water cycle corresponds to the movement of water between the land, ocean, atmosphere and cryosphere.
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Recorded Earthdata Webinar
Check out the recording of our latest Earthdata Webinar: Accessing Data for the World's Water with SWOT!
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Data in Action: Facing the challenges of using high-resolution sea surface height observations from SWOT
On December 16, 2022, the NASA/CNES Surface Water Ocean Topography (SWOT) satellite mission was successfully launched and has since been capturing the height of the ocean.
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PO.DAAC hosts SWOT Data Access Workshop
PO.DAAC hosted a SWOT Data Access Workshop on February 13, 2024 in Honolulu, HI in partnership with science guest speakers.
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Data in Action: Salinity and Stratification at the Sea Ice Edge (SASSIE) NASA Arctic Field Campaign
Sea ice extent in the Arctic Ocean has declined dramatically over the past decades.