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SMAP Data Access and Tools
NASA's Soil Moisture Active Passive (SMAP) data products include information about soil moisture and freeze thaw state. Additional Level 4 value-added products are available. Data tools such as Vertex and Earthdata Search enable users to discover and download data.
SMAP Data Tools
| Tool Sort descending | Description | Services | |
|---|---|---|---|
| Worldview | Worldview offers the capability to interactively browse over 1,200 global, full-resolution satellite imagery layers and download the underlying data. | Analysis, Search and Discovery, Visualization, Access, Comparison, Monitoring Natural Events |
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Datasets
| Dataset | Instruments | Temporal Extent | Spatial Extent | Version | Data State | Data Format | Related Topics |
|---|---|---|---|---|---|---|---|
| SMAP_L1A_RADAR_QA_V001 | SAR | 2015-02-12 to 2021-11-04 | N: 90 S: -90 E: 180 W: -180 | 1 | ACTIVE | Soil Moisture/Water Content, ORBITAL CHARACTERISTICS, RADAR IMAGERY, SIGMA NAUGHT | |
| SMAP_L1A_RADAR_METADATA_V001 | SAR | 2015-02-12 to 2021-11-04 | N: 90 S: -90 E: 180 W: -180 | 1 | ACTIVE | Soil Moisture/Water Content, ORBITAL CHARACTERISTICS, RADAR IMAGERY, SIGMA NAUGHT | |
| SMAP_L1A_RADAR_QA_V002 | SAR | 2015-02-12 to 2021-11-04 | N: 90 S: -90 E: 180 W: -180 | 2 | ACTIVE | ORBITAL CHARACTERISTICS, ORBITAL CHARACTERISTICS, RADAR IMAGERY, RADAR IMAGERY, SIGMA NAUGHT | |
| SMAP Level 1A Radar Telemetry Product (Version 1) | SAR | 2015-02-12 to 2021-11-04 | N: 90 S: -90 E: 180 W: -180 | 1 | COMPLETE | Soil Moisture/Water Content, ORBITAL CHARACTERISTICS, RADAR IMAGERY, SIGMA NAUGHT | |
| SMAP_L1A_RADAR_METADATA_V002 | SAR | 2015-02-12 to 2021-11-04 | N: 90 S: -90 E: 180 W: -180 | 2 | ACTIVE | ORBITAL CHARACTERISTICS, ORBITAL CHARACTERISTICS, RADAR IMAGERY, RADAR IMAGERY, SIGMA NAUGHT | |
| Near Real-time SMAP L1B Radiometer Half-Orbit Time-Ordered Brightness Temperatures V105 | SMAP L-BAND RADIOMETER | 2025-09-13 | N: 86.4 S: -86.4 E: 180 W: -180 | 105 | PLANNED | HDF5 | ANTENNA TEMPERATURE, Brightness Temperature |
| Near Real-time SMAP L2 Radiometer Half-Orbit 36 km EASE-Grid Soil Moisture V107 | SMAP L-BAND RADIOMETER | 2025-06-26 | N: 85.044 S: -85.044 E: 180 W: -180 | 107 | PLANNED | HDF5 | Brightness Temperature, Surface Soil Moisture |
| Near Real-time SMAP L2 Radiometer Half-Orbit 36 km EASE-Grid Soil Moisture V107 | SMAP L-BAND RADIOMETER | 2025-09-13 | N: 85.044 S: -85.044 E: 180 W: -180 | 107 | PLANNED | HDF5 | Brightness Temperature, Surface Soil Moisture |
| Soil Moisture Active Passive (SMAP) CPEX | SMAP L-BAND RADAR | 2017-05-24 to 2017-07-16 | N: 41.524 S: 3.866 E: 180 W: -180 | 1 | COMPLETE | Soil Moisture/Water Content | |
| Near Real-time SMAP L1B Radiometer Half-Orbit Time-Ordered Brightness Temperatures V105 | SMAP L-BAND RADIOMETER | 2025-06-26 | N: 86.4 S: -86.4 E: 180 W: -180 | 105 | PLANNED | HDF5 | ANTENNA TEMPERATURE, Brightness Temperature |
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