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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 L2 Radiometer Half-Orbit 36 km EASE-Grid Soil Moisture V009 SMAP L-BAND RADIOMETER 2015-03-31 to Present 009 ACTIVE HDF5 Brightness Temperature, Surface Soil Moisture
SMAP L3 Radiometer Global Daily 36 km EASE-Grid Soil Moisture V009 SMAP L-BAND RADIOMETER 2015-03-31 to Present 009 ACTIVE HDF5 Brightness Temperature, Surface Soil Moisture
SMAP L4 Global 9 km EASE-Grid Surface and Root Zone Soil Moisture Land Model Constants V008 NOT APPLICABLE, SMAP L-BAND RADIOMETER 2015-03-31 to Present 008 ACTIVE HDF5 Soil Classification, Soil Depth, Soil Porosity, Soil Texture, Terrain Elevation
SMAP L4 Global 3-hourly 9 km EASE-Grid Surface and Root Zone Soil Moisture Analysis Update V008 NOT APPLICABLE, SMAP L-BAND RADIOMETER 2015-03-31 to Present 008 ACTIVE HDF5 Root Zone Soil Moisture, Surface Soil Moisture
SMAP L4 Global Daily 9 km EASE-Grid Carbon Net Ecosystem Exchange V008 MODIS, NOT APPLICABLE, SMAP L-BAND RADIOMETER, VIIRS 2015-03-31 to Present 008 ACTIVE HDF5 Gross Primary Production (gpp), Heterotrophic Respiration (rh), NET ECOSYSTEM CO2 EXCHANGE (NEE), Soil Organic Carbon (SOC)
SMAP L4 Global 3-hourly 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data V008 NOT APPLICABLE, SMAP L-BAND RADIOMETER 2015-03-31 to Present 008 ACTIVE HDF5 Root Zone Soil Moisture, Surface Soil Moisture
SMAP L1B Radiometer Half-Orbit Time-Ordered Brightness Temperatures V006 SMAP L-BAND RADIOMETER 2015-03-31 to Present 006 ACTIVE HDF5 Brightness Temperature
SMAP Enhanced L2 Radiometer Half-Orbit 9 km EASE-Grid Soil Moisture V006 SMAP L-BAND RADIOMETER 2015-03-31 to Present 006 ACTIVE HDF5 Brightness Temperature, Surface Soil Moisture
SMAP L1C Radiometer Half-Orbit 36 km EASE-Grid Brightness Temperatures V006 SMAP L-BAND RADIOMETER 2015-03-31 to Present 006 ACTIVE HDF5 Brightness Temperature
SMAP Enhanced L3 Radiometer Global and Polar Grid Daily 9 km EASE-Grid Soil Moisture V006 SMAP L-BAND RADIOMETER 2015-03-31 to Present 006 ACTIVE HDF5 Brightness Temperature, Surface Soil Moisture
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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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