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SMAP L-Band Radar Data Access and Tools

Data collected by NASA’s Soil Moisture Active Passive (SMAP) L-Band Radar enable researchers to characterize soil moisture and freeze thaw. Explore SMAP L-Band datasets and learn more about relevant data tools.

Datasets

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Dataset Temporal Extent Version Data State Processing Level Data Format Science Keywords
SMAP L3 Radiometer Global Daily 36 km EASE-Grid Soil Moisture V004 2015-03-31 to 2018-06-03 004 DEPRECATED 3 HDF5 Brightness Temperature, Soil Moisture/Water Content
SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Analysis Update V001 2015-03-31 to 2016-04-22 001 DEPRECATED 4 HDF5, HDF5 Soil Moisture/Water Content
SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Analysis Update V002 2015-03-31 to 2017-07-15 002 DEPRECATED 4 HDF5, HDF5 Root Zone Soil Moisture, Surface Soil Moisture
SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Analysis Update V003 2015-03-31 to 2018-06-05 003 DEPRECATED 4 HDF5 Root Zone Soil Moisture, Surface Soil Moisture
SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data V001 2015-03-31 to 2016-04-22 001 DEPRECATED 4 HDF5, HDF5 Soil Moisture/Water Content
SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data V002 2015-03-31 to 2017-07-15 002 DEPRECATED 4 HDF5, HDF5 Root Zone Soil Moisture, Surface Soil Moisture
SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data V003 2015-03-31 to 2018-06-05 003 DEPRECATED 4 HDF5 Root Zone Soil Moisture, Surface Soil Moisture
SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Land Model Constants V001 2015-03-31 to 2015-10-26 001 DEPRECATED 4 HDF5, HDF5 Soil Moisture/Water Content
SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Land Model Constants V002 2015-03-31 002 DEPRECATED 4 HDF5, HDF5 Soil Classification, Soil Depth, Soil Porosity, Soil Texture, Terrain Elevation
SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Land Model Constants V003 2015-03-31 003 DEPRECATED 4 HDF5 Soil Classification, Soil Depth, Soil Porosity, Soil Texture, Terrain Elevation
SMAP L4 Global Daily 9 km Carbon Net Ecosystem Exchange V001 2015-04-13 to 2016-04-21 001 DEPRECATED 4 HDF5, HDF5 Gross Primary Production (gpp), Heterotrophic Respiration (rh), NET ECOSYSTEM CO2 EXCHANGE (NEE), Soil Organic Carbon (SOC)
SMAP L4 Global Daily 9 km Carbon Net Ecosystem Exchange V002 2015-03-31 to 2017-07-11 002 DEPRECATED 4 HDF5, HDF5 Gross Primary Production (gpp), Heterotrophic Respiration (rh), NET ECOSYSTEM CO2 EXCHANGE (NEE), Soil Organic Carbon (SOC)
SMAP L4 Global Daily 9 km Carbon Net Ecosystem Exchange V003 2015-03-31 to 2018-06-04 003 DEPRECATED 4 HDF5 Gross Primary Production (gpp), Heterotrophic Respiration (rh), NET ECOSYSTEM CO2 EXCHANGE (NEE), Soil Organic Carbon (SOC)
SMAP Level 1A Radar Telemetry Product (Version 2) 2015-02-12 to 2021-11-04 2 COMPLETE L1A ORBITAL CHARACTERISTICS, RADAR IMAGERY, SIGMA NAUGHT
SMAP Level 1B Low Resolution Radar Sigma Naught Time Order Product (Version 3) 2015-02-12 to 2025-01-08 3 COMPLETE 1B RADAR IMAGERY, SIGMA NAUGHT
SMAP Level 1C High Resolution Radar Sigma Naught Swath Grid Product (Version 3) 2015-02-12 to 2015-07-08 3 COMPLETE 1C RADAR IMAGERY, SIGMA NAUGHT
SMAP Radar Twice-Daily SAR and SIR-Enhanced Scatterometer EASE-Grid 2.0 Radar Backscatter V001 2015-04-13 to 2015-07-12 1 COMPLETE 3 netCDF-4 SIGMA NAUGHT
SMAP/In Situ Core Validation Site Land Surface Parameters Match-Up Data V001 2015-04-01 to 2021-03-31 1 COMPLETE NA ASCII Soil Moisture/Water Content, Soil Temperature
Soil Moisture Active Passive (SMAP) CPEX 2017-05-24 to 2017-07-16 1 COMPLETE 2 Soil Moisture/Water Content
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SMAP L-Band Radar Data Tools

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Tool Description Services
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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