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SMAP Enhanced L3 Radiometer Global Daily 9 km EASE-Grid Soil Moisture, Version 2



This data set contains the surface soil moisture (0-5 cm) derived from SMAP (Soil Moisture Active Passive) satellite radiometer brightness temperatures on a global 9km EASE-Grid 2.0. The brightness temperatures are also included. Data are included for the period of the WE-CAN/BB-FLUX field projects. The data are in daily gzipped tar files that contain the data in HDF5 format.

Archive note

NSIDC has issued updated versions of this dataset. Version 5 was published in November 2021:

Data access

  • ORDER data for delivery by FTP

Additional information

Data Quality final
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Frequency criteria
Language English
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Temporal coverage

Begin datetime 2018-06-29 00:00:00
End datetime 2018-09-30 23:59:59

Spatial coverage

Map data from IBCSO, IBCAO, and Global Topography.

Maximum (North) Latitude: 85.044, Minimum (South) Latitude: -85.044
Minimum (West) Longitude: -180.00, Maximum (East) Longitude: 180.00

Primary point of contact information

EOL Data Support <>

Additional contact information


O'Neill, P., et al. 2018. SMAP Enhanced L3 Radiometer Global Daily 9 km EASE-Grid Soil Moisture, Version 2. Version 1.0. UCAR/NCAR - Earth Observing Laboratory. Accessed 21 Jun 2024.

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Ancillary information

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