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
SWOT Resources
SWOT Documents
| Name Sort descending | Description | File Type | Date Published | |
|---|---|---|---|---|
| Quick Guide: SWOT HR River Discharge Products v3 | Quick Guide: SWOT HR River Discharge Products v3 | PDF (799.6 kb) | Dec. 10, 2025 | |
| SALP Products Specification – SWOT Nadir Altimeter User Products | SALP Products Specification – SWOT Nadir Altimeter User Products | PDF (1.43 mb) | April 11, 2022 | |
| Surface Water and Ocean Topography (SWOT) Project - Release Note - Version D KaRIn Science Data Products | Surface Water and Ocean Topography (SWOT) Project - Release Note - Version D KaRIn Science Data Products | PDF (3.36 mb) | April 23, 2025 | |
| SWOT Beta Pre-Validated HR Product | SWOT Beta Pre-Validated HR Product | KMZ (1.48 mb) | Dec. 4, 2023 | |
| SWOT Project - Release Note - Version C KaRIn Science Data Products | SWOT Project - Release Note - Version C KaRIn Science Data Products | PDF (2.61 mb) | March 6, 2024 | |
| SWOT Project Release Note - Beta Pre-Validated KaRIn Products | SWOT Project Release Note - Beta Pre-Validated KaRIn Products | PDF (329.55 kb) | Nov. 30, 2023 |
SWOT Learning Resources
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
Charting global mean sea level rise since 1900.
Data in Action
Nov. 19, 2020
NASA’s SWOT satellite will measure sea level height variations on spatial scales down to a few kilometers.
Data in Action
Aug. 17, 2013
SHOWING 3 OF 19
SWOT News
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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
New SWOT L4 river water flow and quality estimates support water resources management, extremes forecasting, and science research.
News
Jan. 16, 2026
Learn how SWOT data may fill gaps in the observational record of sea ice thickness change.
News
Nov. 13, 2025
Drill down to the specific NASA Earth science data you need using OPeNDAP.
News
Sept. 10, 2025
A summary of datasets, products, and resources released by NASA’s Distributed Active Archive Centers (DAACs) in July 2025.
News
Aug. 13, 2025
The Water Information from SPace (WISP) dashboard brings together data from NASA’s SWOT satellite and USGS streamgages in a user-friendly application.
Blog
July 30, 2025
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
A summary of datasets, products, and resources released by NASA’s Distributed Active Archive Centers (DAACs) in May 2025.
News
June 12, 2025
SHOWING 8 OF 29
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