New PO.DAAC animation now available!
COWVR Level 2 Wind Speed - First Year of Operation
Data in Action: The warm waters in the Gulf of Mexico helped ‘fuel’ Hurricane
Hurricane Helene made landfall in the Big Bend area of the Florida Gulf Coast as a category 4 storm late in the evening of September 26, 2024.
New PO.DAAC animation now available!
Sea Surface Salinity 8-Day Running Mean from SMAP RSS V6.0 (2015-2024)
New Video: SWOT Data Access Workshop July 2024
Follow Dr. Cassie Nickles for a workshop on the Surface Water and Ocean Topography (SWOT) satellite presented at the Hacking Limnology AEMON-J Virtual Summit!
New PO.DAAC animation now available!
UC Berkeley CYGNSS Level 3 Daily RWAWC Watermask Version 3.2
New Video: Hydrology Data Products from the SWOT Mission
Dr. Tamlin Pavelsky, NASA’s Surface Water and Ocean Topography (SWOT) Hydrology Science Lead, gives an overview of SWOT hydrology data products.
Data in Action: GRACE and GRACE-FO are used by California’s Department of Water Resources for Groundwater Management Information
Groundwater is the water stored beneath Earth's surface in the cracks and spaces in soil, sand and rock, and is recharged by precipitation from rain and snow.

Science Disciplines

Ocean

Cryosphere

Terrestrial Hydrosphere

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Ocean Measurements

The Ocean includes geophysical parameters that characterize the oceans (e.g., temperature, salinity, sea surface topography, circulation, etc.) as well as those physical processes operating within the Earth’s oceans and at its surface. Select from below to learn more about the related measurements.

Ocean Temperature

Ocean Waves

Ocean Winds

Salinity/Density

Ocean Surface Topography

Ocean Circulation

Ocean Heat Budget

Gravity/Gravitational Field

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Cryosphere Measurements

The Cryosphere includes the portions of Earth's surface where water is in solid form, including sea ice, snow cover, glaciers, ice sheets, and frozen ground. Select from below to learn more about the related measurements.

Glaciers/Ice Sheets

Sea Ice

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Terrestrial Hydrosphere Measurements

Terrestrial Hydrosphere includes water on the land surface and underground in the form of lakes, rivers, groundwater, and total water storage. Select from below to learn more about the related measurements.

Surface Water

Announcements

Oct 25 OPERA Dynamic Surface Water Extent from Sentinel-1 (Version 1) Dataset Release The PO.DAAC is pleased to announce the release of the validated OPERA Dynamic Surface Water Extent from Sentinel-1 (DSWx-S1 Version 1) Dataset.	Oct 22 Hydrocron Time Series API for SWOT Hydrology Data Products Now Available The PO.DAAC is pleased to announce the general availability of Hydrocron - an API for time series retrievals of hydrology data products from the Surface Water and Ocean Topography (SWOT) mission.
Oct 14 Impacts to recent PO.DAAC SST datasets Due to the major weather impacts from the recent hurricanes Helene and Milton on NOAA data centers several PO.DAAC sea surface temperature (SST) datasets have been affected.	Oct 09 First Public Release (V10.0) of Microwave Brightness Temperatures, Ocean Wind Vectors, and Atmospheric Water Products from the COWVR-TEMPEST STP-H8 Project The PO.DAAC is pleased to announce the first public release of the COWVR-TEMPEST Temperature Sensor Data Records (TSDRs) and Environmental Data Record (EDR), produced by the Jet Propulsion Laboratory.

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Science Disciplines

Ocean Measurements

Cryosphere Measurements

Terrestrial Hydrosphere Measurements

Announcements