| SMAP Ancillary Data Report: Crop Type [2013] | General Resources | 1.58 MB |
| SMAP Ancillary Data Report: Digital Elevation Model [2013] | General Resources | 634.04 KB |
| SMAP Ancillary Data Report: Landcover [2013] | General Resources | 324.41 KB |
| SMAP Ancillary Data Report: Landcover Classification [2013] | General Resources | 324.41 KB |
| SMAP Ancillary Data Report: Permanent Ice [2013] | General Resources | 365.67 KB |
| SMAP Ancillary Data Report: Precipitation [2013] | General Resources | 694.13 KB |
| SMAP Ancillary Data Report: Soil Attributes [2020] | General Resources | 1.28 MB |
| SMAP Ancillary Data Report: Static Water Fraction [2013] | General Resources | 828.06 KB |
| SMAP Ancillary Data Report: Surface Temperature [2015] | General Resources | 2.44 MB |
| SMAP Ancillary Data Report: Urban Area [2013] | General Resources | 2.13 MB |
| SMAP Ancillary Data Report: Vegetation Water Content [2013] | General Resources | 1.74 MB |
| SMAP Ancillary File Read Me | General Resources | 423.98 KB |
| SMAP Enhanced L1C Radiometer Half-Orbit 9 km EASE-Grid Brightness Temperatures | User Guide | 599.26 KB |
| SMAP Enhanced L1C Radiometer Half-Orbit 9 km EASE-Grid Brightness Temperatures, Version 2 User Guide | User Guide | 457.28 KB |
| SMAP Enhanced L1C Radiometer Half-Orbit 9 km EASE-Grid Brightness Temperatures, Version 3 User Guide | User Guide | 539.84 KB |
| SMAP Enhanced L1C Radiometer Half-Orbit 9 km EASE-Grid Brightness Temperatures, Version 4 User Guide | User Guide | 549.53 KB |
| SMAP Enhanced L2 Radiometer Half-Orbit 9 km EASE-Grid Soil Moisture, Version 3 User Guide | User Guide | 474.13 KB |
| SMAP Enhanced L2 Radiometer Half-Orbit 9 km EASE-Grid Soil Moisture, Version 4 User Guide | User Guide | 611.19 KB |
| SMAP Enhanced L2 Radiometer Half-Orbit 9 km EASE-Grid Soil Moisture, Version 5 User Guide | User Guide | 734.26 KB |
| SMAP Enhanced L2 Radiometer Half-Orbit 9 km EASE-Grid Soil Moisture, Version 6 User Guide | User Guide | 785.73 KB |