Delivery of new Suomi NPP data ceases on Nov. 2, 2026. Users should transition to alternative products. Suomi NPP data announcement

Migration to Consolidated Ingest and Archive will interrupt data ingestion at PO.DAAC, ASF DAAC, and GES DISC on Oct. 28-30, 2026. Read more

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Read the latest Ka-band Radar Interferometer (KaRIn) news and access learning resources designed to help you optimize your Earth science research.

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data visualization of El Nino over the Pacific

Tracking the 2026 El Niño from the Open Ocean to the Coast

The Sentinel-6 Michael Freilich and SWOT satellites are monitoring a potentially record-strength El Niño from the deep Pacific to the coast.

Data in Action

Oct. 23, 2026

From Sea Surface to Sea Life: SWOT, PACE, and NISAR Watch Gulf Stream Frontal Eddies Together

NASA's new Earth-observing satellites map ocean physics and biology just hours apart, marking a leap forward in tracking fast-evolving, small-scale ocean phenomena from space.

Data in Action

Sept. 14, 2026

Earthdata GIS SWOT Rivers Feature Services

The SWOT Rivers Feature Service is available in both the ArcGIS REST Endpoints and Open Geospatial Consortium (OGC) Endpoints.

External Resource

GitHub Repository

March 29, 2023

SWOT L2 river and lake vector data over the United States

Add Downloaded Data to Common GIS Programs

Follow this step-by-step tutorial to upload data into popular and versatile Geographic Information Systems (GIS) programs.

Tutorial

Nov. 17, 2025

Potential of SWOT for Sea Ice Monitoring Unveiled

Researchers explore using SWOT data to derive two-dimensional estimates of sea ice thickness.

Data in Action

Nov. 13, 2025

Global coverage of the Surface Water and Ocean Topography (SWOT) River Reach collection highlighting its 21 day global cycle of Water Surface Elevation (WSE).

From Space to Solutions: Access, Visualization, and Analysis Services for SWOT Hydrology

Join us on Wed., July 30 at 2:00 p.m. EDT (-04:00 UTC) to explore SWOT hydrology data collections of rivers and lakes, and to learn how to work with SWOT hydrology data using tools provided by both NASA's PO.DAAC and the USGS.

Webinar

July 18, 2025

El Monitoreo Global del Nivel de la Superficie del Agua Terrestre Mediante la Teledetección

Esta capacitación se enfocará en introducir los datos de agua dulce del satélite SWOT y sus aplicaciones.

Training

May 13-16, 2025

Monitoring Global Terrestrial Surface Water Height using Remote Sensing

This ARSET training focuses on introducing SWOT freshwater data products and their applications for water resources and disaster management.

Training

May 13-15, 2025

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PO.DAAC Releases a Virtual Data Store for SWOT Sea Surface Height Data

This virtualized data representation of the SWOT version D Basic time series allows users to access and download only the parts they want.

News

June 5, 2026

data visualization shows the mean flow of global rivers for March 2023 to May 2025, as seen by the Surface Water and Ocean Topography (SWOT) platform (m3/s). Yellow indicates larger water flow estimates, while blues reflect smaller river flow estimates.

NASA and CNES Release Unprecedented Global River Discharge and Water Quality Estimates

New SWOT L4 river water flow and quality estimates support water resources management, extremes forecasting, and science research.

News

Jan. 16, 2026

New Data in Action: Potential of SWOT for Sea Ice Monitoring Unveiled

Learn how SWOT data may fill gaps in the observational record of sea ice thickness change.

News

Nov. 13, 2025

New Tutorial: Get Started with OPeNDAP to Subset and Download NASA Earth Data

Drill down to the specific NASA Earth science data you need using OPeNDAP.

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Sept. 10, 2025

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