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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visualization of SWOT sea surface height data in the western hemisphere

Unveiling the First Global Observations of High Resolution Sea Surface Height From SWOT

SWOT data reveals the topography of the ocean surface at finer scales than ever before.

Data in Action

Dec. 7, 2023

SWOT simulated data of the Mississippi River

SWOT – An Essential Instrument for Assessing Freshwater Availability Set to Launch

The Surface Water and Ocean Topography (SWOT) mission will provide the first-ever full view of Earth's freshwater bodies from space.

Data in Action

Dec. 12, 2022

sea surface height grid at the spatial resolution of 2 degrees

Sea Surface Height Grids With Different Spatial Resolutions

SWOT and ECCO can measure sea surface height at different resolutions for monitoring the ocean's vertical heat, carbon transport, and other processes.

Data in Action

Nov. 2, 2022

Webinar Banner Image- PO.DAAC (03/24/21)

An Open Ocean of Remote Sensing and In Situ Data for Science in the Cloud

Join us to learn about NASA's archive for physical oceanography data in the context of Open Science. We'll provide you with an introduction to remote sensing and in situ products at PO.DAAC and show you how to work with these data in the cloud.

Webinar

April 22, 2021

image of phytoplankton bloom in the Baltic Sea

Globally Averaged Sea Level

Charting global mean sea level rise since 1900.

Data in Action

Nov. 19, 2020

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An artist's rendition of the SWOT satellite emitting radar pulses to Earth's surface.

NASA's Surface Water and Ocean Topography (SWOT) Mission Data Release

Recently released datasets from the SWOT mission provide scientists with previously unavailable measurements of Earth's surface water.

Feature Article

April 25, 2024

image collage of data inside a viewfinder shape

Earth Science Data Roundup: April 2024

A summary of datasets, products, and resources released by NASA’s Distributed Active Archive Centers (DAACs) in March 2024.

News

April 3, 2024

High resolution image of Cairo, Egypt, with city in brown; blue ribbon indicates path of Nile River through the city

Diving Into SWOT Hydrology Data

A workshop hosted by NASA's Physical Oceanography Distributed Active Archive Center (PO.DAAC) explored data and resources for working with observations from the Surface Water and Ocean Topography (SWOT) mission.

Blog

March 18, 2024

Earthdata graphic identifier on top of chart data

PO.DAAC Hosts SWOT Data Access Workshop at AGU Chapman

NASA's PO.DAAC hosted a SWOT Data Access Workshop titled "Remote Sensing of the Water Cycle" at AGU Chapman in Feb. 2024.

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Feb. 24, 2024

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Unveiling the First Global Observations of High Resolution Sea Surface Height From SWOT

SWOT – An Essential Instrument for Assessing Freshwater Availability Set to Launch

Sea Surface Height Grids With Different Spatial Resolutions

An Open Ocean of Remote Sensing and In Situ Data for Science in the Cloud

Globally Averaged Sea Level

KaRIn News

NASA's Surface Water and Ocean Topography (SWOT) Mission Data Release

Earth Science Data Roundup: April 2024

Diving Into SWOT Hydrology Data

PO.DAAC Hosts SWOT Data Access Workshop at AGU Chapman

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