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Land Surface Data Access and Tools

NASA data provide key measurements of Earth’s land, allowing researchers to accurately understand its composition, processes, uses, and interactions. Our datasets and tools help researchers translate these interconnected data points into actionable knowledge.

Land Surface Datasets

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Dataset Version Platform Instrument Temporal Extent Spatial Extent Spatial Resolution Data Format
SMAP L4 Global Daily 9 km EASE-Grid Carbon Net Ecosystem Exchange V008 008 Aqua, GEOS-5, L4_C, SMAP, Suomi-NPP, Terra MODIS, NOT APPLICABLE, SMAP L-BAND RADIOMETER, VIIRS 2015-03-31 to Present

N: 85.044 S: -85.044 E: 180 W: -180

9 Kilometers x 9 Kilometers HDF5
SMAP Level 1A Radar Telemetry Product (Version 1) 1 SMAP SAR 2015-02-12 to 2021-11-04

N: 90 S: -90 E: 180 W: -180

SMAP Level 1B Low Resolution Radar Sigma Naught Time Order Product (Version 1) 1 SMAP SAR 2015-02-12 to 2015-07-07

N: 90 S: -90 E: 180 W: -180

SMAP Level 1C High Resolution Radar Sigma Naught Swath Grid Product (Version 1) 1 SMAP SAR 2015-02-12 to 2015-07-07

N: 90 S: -90 E: 180 W: -180

SMAP/CYGNSS EASE-Grid Soil Moisture V001 1 CYGNSS, SMAP DDMI, SMAP L-BAND RADIOMETER 2017-04-01 to 2023-12-31

N: 40 S: -40 E: 180 W: -180

3 Kilometers x 3 Kilometers HDF5
SMAP-Derived 1-km Downscaled Surface Soil Moisture Product V001 1 SMAP SMAP L-BAND RADIOMETER 2015-04-01 to 2024-06-29

N: 86 S: -86 E: 180 W: -180

1 Kilometers x 1 Kilometers GeoTIFF
SMAP/In Situ Core Validation Site Land Surface Parameters Match-Up Data V001 1 GROUND STATIONS, SMAP SOIL MOISTURE PROBE, SOIL TEMPERATURE PROBE, SMAP L-BAND RADAR, SMAP L-BAND RADIOMETER 2015-04-01 to 2021-03-31

N: 85.044 S: -85.044 E: 180 W: -180

ASCII
SMAP_L1A_RADAR_METADATA_V001 1 SMAP SAR 2015-02-12 to 2015-07-07

N: 90 S: -90 E: 180 W: -180

SMAP_L1A_RADAR_QA_V001 1 SMAP SAR 2015-02-12 to 2015-07-07

N: 90 S: -90 E: 180 W: -180

SMAP_L1B_SIGMA_NAUGHT_LOW_RES_METADATA_V001 1 SMAP SAR 2015-02-12 to 2015-07-07

N: 90 S: -90 E: 180 W: -180

SMAP_L1B_SIGMA_NAUGHT_LOW_RES_QA_V001 1 SMAP SAR 2015-02-12 to 2015-07-07

N: 90 S: -90 E: 180 W: -180

SMAP_L1C_SIGMA_NAUGHT_HIGH_RES_METADATA_V001 1 SMAP SAR 2015-02-12 to 2015-07-07

N: 90 S: -90 E: 180 W: -180

SMAP_L1C_SIGMA_NAUGHT_HIGH_RES_QA_V001 1 SMAP SAR 2015-02-12 to 2015-07-07

N: 90 S: -90 E: 180 W: -180

SMAP/Sentinel-1 L2 Radiometer/Radar 30-Second Scene 3 km EASE-Grid Soil Moisture V001 1 Sentinel-1A, Sentinel-1B, SMAP Observatory SAR, C-SAR, SMAP L-BAND RADIOMETER 2015-04-01 to 2018-06-03

N: 60 S: -60 E: 180 W: -180

3 Kilometers x 3 Kilometers HDF5
SMAP/Sentinel-1 L2 Radiometer/Radar 30-Second Scene 3 km EASE-Grid Soil Moisture V001 1 Sentinel-1A, Sentinel-1B, SMAP Observatory SAR, C-SAR, SMAP L-BAND RADIOMETER 2015-04-01 to 2018-06-03

N: 60 S: -60 E: 180 W: -180

3 Kilometers x 3 Kilometers HDF5
SMAP/Sentinel-1 L2 Radiometer/Radar 30-Second Scene 3 km EASE-Grid Soil Moisture V001 1 Sentinel-1A, Sentinel-1B, SMAP Observatory SAR, C-SAR, SMAP L-BAND RADIOMETER 2015-04-01 to 2018-06-03

N: 60 S: -60 E: 180 W: -180

3 Kilometers x 3 Kilometers HDF5
SMAP/Sentinel-1 L2 Radiometer/Radar 30-Second Scene 3 km EASE-Grid Soil Moisture V002 002 Sentinel-1A, Sentinel-1B, SMAP C-SAR, SMAP L-BAND RADIOMETER 2015-03-31 to 2020-08-26

N: 60 S: -60 E: 180 W: -180

3 Kilometers x 3 Kilometers HDF5
SMAP/Sentinel-1 L2 Radiometer/Radar 30-Second Scene 3 km EASE-Grid Soil Moisture V003 003 SMAP, Sentinel-1A, Sentinel-1B SMAP L-BAND RADIOMETER, C-SAR 2015-03-31 to Present

N: 60 S: -60 E: 180 W: -180

3 Kilometers x 3 Kilometers HDF5
SMAP/Sentinel-1 L2 Radiometer/Radar 30-Second Scene 3 km EASE-Grid Soil Moisture V003 003 SMAP, Sentinel-1A, Sentinel-1B SMAP L-BAND RADIOMETER, C-SAR 2015-03-31 to Present

N: 60 S: -60 E: 180 W: -180

3 Kilometers x 3 Kilometers HDF5
SMAP/Sentinel-1 L2 Radiometer/Radar 30-Second Scene 3 km EASE-Grid Soil Moisture V003 003 SMAP, Sentinel-1A, Sentinel-1B SMAP L-BAND RADIOMETER, C-SAR 2015-03-31 to Present

N: 60 S: -60 E: 180 W: -180

3 Kilometers x 3 Kilometers HDF5
SMAP/SMOS L3 Radiometer 9 km EASE-Grid Soil Moisture V001 1 SMAP, SMOS SMAP L-BAND RADIOMETER, SMOS L-BAND RADIOMETER 2015-05-01 to 2021-12-31

N: 90 S: -90 E: 180 W: -180

9 Kilometers x 9 Kilometers HDF5
SMAPVEX08 In Situ Soil Moisture Data V001 1 FIELD SURVEYS SOIL MOISTURE PROBE, TEMPERATURE PROBES 2008-09-29 to 2008-10-13

N: 39.09 S: 38.93 E: -75.55 W: -76.25

0.8 Kilometers x 0.8 Kilometers ASCII, Excel
SMAPVEX08 Land Cover Classification Map V001 1 FIELD SURVEYS, IRS-P6, SPOT-1 SOIL MOISTURE PROBE, SOIL TEMPERATURE PROBE, AWIFS, HRV 2008-06-01 to 2008-10-31

N: 39.1 S: 38.8 E: -75.6 W: -76.3

10 Meters x 10 Meters Binary, ASCII
SMAPVEX08 PALS Brightness Temperature Data V001 1 AIRCRAFT PALS 2008-09-29 to 2008-10-13

N: 39.09 S: 38.93 E: -75.55 W: -76.25

350 Meters x 1100 Meters ASCII
SMAPVEX08 Soil Texture Data V001 1 Models/Analyses CONUS-Soil 2008-10-01 to 2008-10-31

N: 39.09 S: 38.93 E: -75.55 W: -76.25

Binary
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Land Surface Data Tools

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Tool Description Services
ASF MapReady Terrain-correct, geocode, and apply polarimetric decompositions to multi-pol SAR data Processing
FLOOD The FLOOD viewer facilitates the use and evaluation of LANCE flood products by allowing the user to browse globally and over time, and to compare to other flood products. Monitoring Natural Events, Search and Discovery, Visualization
Giovanni Giovanni is a web application for accessing, visualizing, and analyzing Earth science remote sensing data without downloading the data. Search and Discovery, Analysis, Access, Visualization, Downloading, Subsetting
OB.DAAC File Search Utility Find and download instrument data archived at OB.DAAC using mission parameters or filename patterns, including support for wildcard searching on partial filenames. Analysis, Search and Discovery, Visualization
Ocean Color Level 3 and 4 Browser The Ocean Color Level 3 and 4 Browser allows users to view, download, or order global composites at various spatial and temporal scales (level 3) or get results from analyses of lower-level data (level 4). Analysis, Search and Discovery, Visualization
RTC Stack Processor The radiometric terrain correction (RTC) stack processor tool facilitates time-series analysis of such phenomena as flooding events, deforestation, or glacier retreat. Analysis, Processing, Search and Discovery, Visualization
SeaDAS Sea, earth, atmosphere Data Analysis System (SeaDAS) is a comprehensive image analysis package for the processing, display, analysis, and quality control of ocean color data. Analysis, Visualization, Processing
VEDA NASA's Visualization, Exploration, and Data Analysis (VEDA) project is an open-source science cyberinfrastructure for data processing, visualization, exploration, and geographic information systems (GIS) capabilities. Access, Analysis, Processing, Visualization, Geoprocessing
Vertex Vertex is a graphical search interface for finding synthetic aperture radar (SAR) data. Search and Discovery, Access, Downloading, Processing, Subsetting
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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