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Ocean Surface Topography from Space
The latest image from NASA's Jason satellite is updated approximately every 15 days.
Latest El Nino/La Nina Watch Data
Site Highlights
Societal Benefits
Societal Benefits
Data and images from TOPEX/Poseidon and Jason altimeters are being used for practical applications.
Literature Database
Literature Database
A searchable database of ocean surface topography related published works.
Literature Database
OST Science Team
Updates on the latest research being completed by the team of international and interdisciplinary scientists.
Using Jason data to monitor river height
PO.DAAC’s Data in Action

Whatever Sea Level Rise Brings
NASA Will Be There

Jason-CS  Renamed for Earth Scientist
The joint U.S.-European mission to study the effects of global warming on the oceans, has a new name to honor NASA's Michael Freilich.

Link to the Jason-3 Mission page Link to the Sea Level curve data
El Niño: 1997-1998 vs. 2015-2016
A side-by-side animation comparing the two events.
El Nino: 1997-1998 vs. 2015-2016
Sea Surface Height Anomaly: SARAL and Jason-3 Measurements from 31-Jul-2020 to 10-Aug-2020
Along-Track Near Real-Time Data
SARAL and Jason-3 Measurements from 31-Jul-2020 to 10-Aug-2020
NASA CNES Aviso PO.DAAC Jet Propulsion Laboratory NOAA

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