Imaging · dataset · 2025
SWOT Level 2 Lake Single-Pass Vector Obs Data Product, Version 2.0
Listed in NASA Data Portal
The SWOT Level 2 Lake Single-Pass Vector Obs Data Product from the Surface Water Ocean Topography (SWOT) mission provides water surface elevation, area, storage change derived from the high rate (HR) data stream from the Ka-band Radar Interferometer (KaRIn).
Description
SWOT launched on December 16, 2022 from Vandenberg Air Force Base in California into a 1-day repeat orbit for the "calibration" or "fast-sampling" phase of the mission, which completed in early July 2023.
After the calibration phase, SWOT entered a 21-day repeat orbit in August 2023 to start the "science" phase of the mission, which is expected to continue through 2025. Water surface elevation, area, and storage change are provided in three feature datasets covering the full swath for each continent-pass: 1) an observation-oriented feature dataset of lakes identified in the prior lake database (PLD), 2) a feature dataset of lakes identified in the PLD, and 3) a feature dataset containing unassigned features (i.e., not identified in PLD nor prior river database (PRD)).
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These data are generally produced for inland and coastal hydrology surfaces, as controlled by the reloadable KaRIn HR mask. The dataset is distributed in ESRI Shapefile format. This collection is a sub-collection of its parent: podaac.jpl.nasa.gov/dataset/SWOT_L2_HR_LakeSP_2.0 It contains observation-oriented feature datasets of lakes identified in the prior lake database (PLD).
Links
Get the data
- Google Scholar search results scholar.google.com/scholar?q=10.5067%2FSWOT-LAKESP-2.0 ↗
download · from data nasa gov
- The dataset's project home page swot.jpl.nasa.gov ↗
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- View documentation related to this dataset nasa.gov/swot ↗
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- View documentation related to this dataset aviso.altimetry.fr/en/missions/current-missions/swot.html ↗
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- Resource github.com/podaac/data-subscriber ↗
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- View this dataset's data citation policy podaac.jpl.nasa.gov/CitingPODAAC ↗
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- Download this dataset through a directory map cmr.earthdata.nasa.gov/virtual-directory/collections/C2799438239-POCLOUD ↗
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- Download this dataset through Earthdata Search search.earthdata.nasa.gov/search/granules?p=C2799438239-POCLOUD ↗
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- Get a related visualization podaac.jpl.nasa.gov/Podaac/thumbnails/SWOT_L2_HR_LakeSP_2.0.jpg ↗
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- View this dataset's user's guide archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/web-misc/swot_mission_docs/pdd/SWOT-TN… ↗
download · from data nasa gov
- archive.podaac.earthdata.nasa.gov /podaac-ops-cumulus-docs/web-misc/swot_mission_docs/atbd/SWOT-N… ↗
View this dataset's algorithm theoretical basis document
download · from data nasa gov
- View information related to this dataset archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/web-misc/swot_mission_docs/releases/SW… ↗
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- Download this dataset search.earthdata.nasa.gov/search/granules?p=C2799438239-POCLOUD&pg%5B0%5D%5Bid%5D=%2APIC… ↗
download · from data nasa gov
- View documentation related to this dataset jpl.nasa.gov/missions/surface-water-and-ocean-topography-swot ↗
download · from data nasa gov
- Download this dataset search.earthdata.nasa.gov/search/granules?p=C2799438239-POCLOUD&pg%5B0%5D%5Bid%5D=%2APGC… ↗
download · from data nasa gov
- View documentation related to this dataset podaac.jpl.nasa.gov/swot ↗
download · from data nasa gov
Where it is published
- NASA Data Portal dataset page data.nasa.gov/dataset/swot-level-2-lake-single-pass-vector-obs-data-product-… ↗
landing page · from data nasa gov
Catalogue records · 1
- CKAN API data.nasa.gov/api/3/action/package_show?id=3fc0f5d7-8b05-4a8d-8193-0347d8c99… ↗
metadata API · from data nasa gov
Topics
- From keywords
- Earth & Environmental Science
- Inferred from text
- Hydrology 74%
Provenance · 1 source records, 8 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| NASA Data Portal | 3fc0f5d7-8b05-4a8d-8193-0347d8c99dfe | 10 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| concepts[field].anzsrc:group:3707 | enrichment · data nasa gov | taxonomy-embedding@1.1.0 | title+keywords+description (74%) |
| concepts[field].local:field:earth-environmental | mapping · data nasa gov | connector:data_nasa_gov@1.0.0 | |
| created_date | source · data nasa gov | connector:data_nasa_gov@1.0.0 | |
| description | source · data nasa gov | connector:data_nasa_gov@1.0.0 | /notes |
| license_text | source · data nasa gov | connector:data_nasa_gov@1.0.0 | |
| publication_date | source · data nasa gov | connector:data_nasa_gov@1.0.0 | |
| title | source · data nasa gov | connector:data_nasa_gov@1.0.0 | /title |
| updated_date | source · data nasa gov | connector:data_nasa_gov@1.0.0 |