SWOT Level-2 HR River Single Pass - Node

CDS THEIA-CNES
Source

The collection offers detailed river data, resampled onto 200m-spaced nodes.

Temporal CoverageMar 29, 2023Jul 12, 2025

Overview

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Lineage

The SWOT Level-2 HR River Single Pass - Node dataset provides vectorized river data - including water surface elevation, river width and water surface area - from the High Resolution data stream of the SWOT KaRIn instrument, along with appropriate uncertainties and flags. It has been resampled onto approximately 200m-spaced nodes defined in the SWOT Prior River Database dataset.


This dataset is also available at lower resolution in the SWOT Level-2 HR River Single Pass - Reach dataset. It is resampled onto approximately 10km river reaches. This lower resolution dataset however provides also river slope and discharge.


The dataset was generated by the SWOT Mission Center but may be simulated using the SWOT RiverObs Open Source tools.


The SWOT Level-2 HR River Single Pass - Node dataset is provided in full-swath pass granules covering individual continents. Note: a granule covers a swath that is approximately 128 km wide in cross track. A pass is a half revolution of the Earth by the satellite from pole to pole.


Please see the SWOT User Handbook, the Product Description Document and the Release Note for KaRIn science data products for additional information.


Explore a gallery of open-source tutorials and tools intended to ease the utilization of SWOT data products here.

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