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SMAP Data Access and Tools

NASA's Soil Moisture Active Passive (SMAP) data products include information about soil moisture and freeze thaw state. Additional Level 4 value-added products are available. Data tools such as Vertex and Earthdata Search enable users to discover and download data.

Datasets

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Dataset Instruments Temporal Extent Version Data State Data Format Related Topics
SMAP L3 Radiometer Global and Northern Hemisphere Daily 36 km EASE-Grid Freeze/Thaw State V004 SMAP L-BAND RADIOMETER 2015-03-31 to Present 004 ACTIVE HDF5 Transition Direction
SMAP Enhanced L1C Radiometer Half-Orbit 9 km EASE-Grid Brightness Temperatures V004 SMAP L-BAND RADIOMETER 2015-03-31 to Present 004 ACTIVE HDF5 Brightness Temperature
SMAP Enhanced L3 Radiometer Global and Northern Hemisphere Daily 9 km EASE-Grid Freeze/Thaw State V004 SMAP L-BAND RADIOMETER 2015-03-31 to Present 004 ACTIVE HDF5 Transition Direction
SMAP L3 Radar Global Daily 3 km EASE-Grid Soil Moisture V003 SMAP L-BAND RADAR 2015-04-13 to 2015-07-07 003 COMPLETE HDF5 SIGMA NAUGHT, Soil Moisture/Water Content
SMAP L2 Radar/Radiometer Half-Orbit 9 km EASE-Grid Soil Moisture V003 SMAP L-BAND RADAR, SMAP L-BAND RADIOMETER 2015-04-13 to 2015-07-07 003 COMPLETE HDF5 Brightness Temperature, SIGMA NAUGHT, Soil Moisture/Water Content
SMAP/Sentinel-1 L2 Radiometer/Radar 30-Second Scene 3 km EASE-Grid Soil Moisture V003 SMAP L-BAND RADIOMETER, C-SAR 2015-03-31 to Present 003 ACTIVE HDF5 Brightness Temperature, SIGMA NAUGHT, Surface Soil Moisture
SMAP L3 Radar Northern Hemisphere Daily 3 km EASE-Grid Freeze/Thaw State V003 SMAP L-BAND RADAR 2015-04-13 to 2015-07-07 003 COMPLETE HDF5 Freeze/Thaw, SIGMA NAUGHT, Transition Direction
SMAP L2 Radar Half-Orbit 3 km EASE-Grid Soil Moisture V003 SMAP L-BAND RADAR 2015-04-13 to 2015-07-07 003 COMPLETE HDF5 SIGMA NAUGHT, Soil Moisture/Water Content
SMAP L3 Radar/Radiometer Global Daily 9 km EASE-Grid Soil Moisture V003 SMAP L-BAND RADAR, SMAP L-BAND RADIOMETER 2015-04-13 to 2015-07-07 003 COMPLETE HDF5 Brightness Temperature, SIGMA NAUGHT, Soil Moisture/Water Content
SMAP L1A Radiometer Time-Ordered Parsed Telemetry V002 SMAP L-BAND RADIOMETER 2015-03-31 to Present 002 ACTIVE HDF5 Sensor Counts
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SMAP Data Tools

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Tool Description Services
HiTIDE Use HiTIDE to subset and download popular Level 2 (swath) datasets. Search and Discovery, Subsetting, Downloading
SOTO State of the Ocean (SOTO) is an interactive web-based tool that generates informative maps, animations, and plots that communicate and prove the discovery and analysis of the state of the oceans. Analysis, Search and Discovery, Visualization
Worldview Worldview offers the capability to interactively browse over 1,200 global, full-resolution satellite imagery layers and download the underlying data. Analysis, Search and Discovery, Visualization, Access, Comparison, Monitoring Natural Events
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