| SMAP L3 Radiometer Global Daily 36 km EASE-Grid Soil Moisture, Version 6 User Guide | User Guide | 352.66 KB |
| SMAP L3 Radiometer Global Daily 36 km EASE-Grid Soil Moisture, Version 7 User Guide | User Guide | 667.24 KB |
| SMAP L3 Radiometer Global Daily 36 km EASE-Grid Soil Moisture, Version 8 User Guide | User Guide | 707.5 KB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Analysis Update | User Guide | 2 MB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Analysis Update, Version 2 User Guide | User Guide | 407.8 KB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Analysis Update, Version 3 User Guide | User Guide | 419.69 KB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data | User Guide | 1.13 MB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data, Version 2 User Guide | User Guide | 407.8 KB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data, Version 3 User Guide | User Guide | 419.69 KB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Land Model Constants | User Guide | 1.1 MB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Land Model Constants, Version 2 User Guide | User Guide | 407.8 KB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Land Model Constants, Version 3 User Guide | User Guide | 419.69 KB |
| SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Land Model Constants, Version 4 User Guide | User Guide | 409.44 KB |
| SMAP L4 Global 9 km EASE-Grid Surface and Root Zone Soil Moisture, Version 4: 3-hourly Analysis Update, 3- hourly Geographical Data, and Land Model Constraints Version 4 User Guide | User Guide | 409.44 KB |
| SMAP L4 Global 9 km EASE-Grid Surface and Root Zone Soil Moisture, Version 5: 3-hourly Analysis Update, 3-hourly Geographical Data, and Land Model Constraints User Guide | User Guide | 605.92 KB |
| SMAP L4 Global 9 km EASE-Grid Surface and Root Zone Soil Moisture, Version 6: 3-hourly Analysis Update, 3-hourly Geographical Data, and Land Model Constraints User Guide | User Guide | 535.11 KB |
| SMAP L4 Global 9 km EASE-Grid Surface and Root Zone Soil Moisture, Version 7: 3-hourly Analysis Update, 3-hourly Geographical Data, and Land Model Constraints User Guide | User Guide | 592.19 KB |
| SMAP L4 Global Daily 9 km Carbon Net Ecosystem Exchange | User Guide | 2.58 MB |
| SMAP L4 Global Daily 9 km EASE-Grid Carbon Net Ecosystem Exchange, Version 4 User Guide | User Guide | 506.41 KB |
| SMAP L4 Global Daily 9 km EASE-Grid Carbon Net Ecosystem Exchange, Version 5 User Guide | User Guide | 709.26 KB |