• The SMAP Standard and Near Real-Time data sets experienced a geolocation issue from 14 May 2026 to 28 July 2026. All Standard products for that time period are currently being reprocessed and will be replaced in coming weeks. Near Real-Time products will not be replaced.

  • On Thursday, October 8 from 2 p.m. to 3:30 p.m. (US Mountain Time), data access and download may be briefly unavailable for this data set due to planned maintenance. 

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

Help Articles

General Questions & FAQs

This article covers frequently asked questions about the NASA NSIDC DAAC's Earthdata cloud migration project and what it means to data users.