• New versions of SMAP Level-1, Level-2, and Level-3 data sets are now available from 2015 to the present. This version will be retired on 16 December 2024. After that date, data access will only be available for the newest version.

Blue outlined yellow areas on the map below indicate the spatial coverage for this data set.

Data Access & Tools

A free NASA Earthdata Login account is required to access these data. Learn More