• On Wednesday, May 15 from 9:00 a.m. to Thursday, May 16 at 5 p.m. (US Mountain Time), the following data collections may not be available due to an extended planned system maintenance: ASO, AMSR Unified, AMSR-E, Aquarius, High Mountain Asia, IceBridge, ICESat/GLAS, ICESat-2, LVIS, MEaSUREs, MODIS, Nimbus, SMAP, SnowEx, SSM/I-SSMIS and VIIRS. Users of the SMAP near real-time products should use the Persistent HTTPS File System for data access. 

Soil Moisture Active Passive Data (SMAP)

In this section
Validation Data

The following table lists the science data products from soil moisture field campaigns and related data.

Data for this collection: 61
EXPLORE ALL DATA
NAMELOCATION(S)PLATFORM(S)PARAMETER(S)
CLASIC07 In Situ Soil Moisture Data, Version 1 (CL07SM)
N:
35.21
S:
34.91
E:
-97.95
W:
-98.59
FIELD SURVEYS
ELECTRICAL CONDUCTIVITYLAND SURFACE TEMPERATURESOIL BULK DENSITYSOIL MOISTURESOIL TEMPERATURE
CLASIC07 In Situ Vegetation Data, Version 1 (CL07V)
N:
35.21
S:
34.79
E:
-97.95
W:
-98.6
FIELD SURVEYS
VEGETATION WATER CONTENT
CLASIC07 Land Cover Classification Map, Version 1 (CL07LC)
N:
38.96
S:
31.62
E:
-94.91
W:
-95.13
IRS-P6
LAND USE/LAND COVER CLASSIFICATION
CLASIC07 PALS Backscatter Data, Version 1 (CL07PLBK)
N:
35.21
S:
34.91
E:
-97.75
W:
-98.7
AIRCRAFT
RADAR CROSS-SECTION
CLASIC07 PALS Brightness Temperature Data, Version 1 (CL07PLTB)
N:
35.21
S:
34.91
E:
-97.75
W:
-98.7
AIRCRAFT
BRIGHTNESS TEMPERATURE
CLASIC07 Soil Texture Data, Version 1 (CL07ST)
N:
36
S:
34.7
E:
-96.05
W:
-98.8
Models/Analyses
SOIL CLASSIFICATION
CLASIC07 Vegetation Water Content Map, Version 1 (CL07VWC)
N:
37.23
S:
34.35
E:
-95.47
W:
-99.53
IRS-P6
VEGETATION WATER CONTENT
PALS/In Situ Multi-Campaign 800 m UTM Grid Brightness Temperature, Backscatter, and Soil Moisture Match-Up, Version 1 (NSIDC-0666)
N:
35.21
S:
34.91
E:
-97.83
W:
-98.67
,
N:
41.99
S:
41.92
E:
-93.4
W:
-93.8
,
N:
39.09
S:
38.95
E:
-75.54
W:
-76.18
AIRCRAFT
BRIGHTNESS TEMPERATURELAND USE/LAND COVER CLASSIFICATIONSOIL CLASSIFICATIONSOIL MOISTURE/WATER CONTENTSOIL TEMPERATUREVEGETATION WATER CONTENT
SMAP/In Situ Core Validation Site Land Surface Parameters Match-Up Data, Version 1 (NSIDC-0712)
N:
85.044
S:
-85.044
E:
180
W:
-180
GROUND STATIONS, SMAP
SOIL MOISTURESOIL TEMPERATURE
SMAPVEX08 In Situ Soil Moisture Data, Version 1 (SV08SM)
N:
39.09
S:
38.93
E:
-75.55
W:
-76.25
FIELD SURVEYS
ELECTRICAL CONDUCTIVITYSOIL MOISTURESOIL TEMPERATURE
SMAPVEX08 In Situ Vegetation Data, Version 1 (SV08V)
N:
39.02
S:
38.95
E:
-75.94
W:
-76.09
FIELD SURVEYS
LEAF AREA INDEX (LAI)VEGETATION WATER CONTENT
SMAPVEX08 Land Cover Classification Map, Version 1 (SV08LC)
N:
39.1
S:
38.8
E:
-75.6
W:
-76.3
FIELD SURVEYS, IRS-P6, SPOT-1
LAND USE/LAND COVER CLASSIFICATION
SMAPVEX08 PALS Backscatter Data, Version 1 (SV08PLBK)
N:
39.09
S:
38.93
E:
-75.55
W:
-76.25
AIRCRAFT
RADAR BACKSCATTER
SMAPVEX08 PALS Brightness Temperature Data, Version 1 (SV08PLTB)
N:
39.09
S:
38.93
E:
-75.55
W:
-76.25
AIRCRAFT
BRIGHTNESS TEMPERATUREINCIDENCE ANGLELAND SURFACE TEMPERATURE
SMAPVEX08 Soil Texture Data, Version 1 (SV08ST)
N:
39.09
S:
38.93
E:
-75.55
W:
-76.25
Models/Analyses
SOIL BULK DENSITYSOIL CLASSIFICATIONSOIL POROSITY
SMAPVEX08 Surface Roughness Data, Version 1 (SV08SR)
N:
39.1
S:
38.8
E:
-75.6
W:
-76.3
FIELD SURVEYS
SURFACE ROUGHNESS
SMAPVEX08 Vegetation Water Content Map, Version 1 (SV08VWC)
N:
39.09
S:
38.93
E:
-75.55
W:
-76.25
FIELD SURVEYS, SPOT-4
VEGETATION WATER CONTENT
SMAPVEX12 Core-Based In Situ Soil Moisture Data for Agricultural Area, Version 1 (SV12CSMA)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
GROUND-BASED OBSERVATIONS
SOIL MOISTURE
SMAPVEX12 Core-Based Soil Texture Data, Version 1 (SV12CST)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
GROUND-BASED OBSERVATIONS
SOIL CLASSIFICATIONSOIL TEXTURE
SMAPVEX12 In Situ Vegetation Data for Agricultural Area, Version 1 (SV12VA)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
FIELD SURVEYS
BIOMASSPLANT CHARACTERISTICS
SMAPVEX12 In Situ Vegetation Data for Forest Area, Version 1 (SV12VF)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
FIELD SURVEYS
BIOMASSCANOPY CHARACTERISTICSFOREST COMPOSITION/VEGETATION STRUCTUREVEGETATION SPECIES
SMAPVEX12 Land Cover Classification Map, Version 1 (SV12LC)
N:
50.21
S:
49.31
E:
-98.27
W:
-98.97
RADARSAT-2, SPOT-4
LAND USE/LAND COVER CLASSIFICATION
SMAPVEX12 PALS Backscatter Data, Version 1 (SV12PLBK)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
AIRCRAFT
RADAR BACKSCATTER
SMAPVEX12 PALS Brightness Temperature Data, Version 1 (SV12PLTB)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
AIRCRAFT
BRIGHTNESS TEMPERATURELAND SURFACE TEMPERATURE
SMAPVEX12 PALS Soil Moisture Data, Version 1 (SV12PLSM)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
AIRCRAFT
BRIGHTNESS TEMPERATURELAND USE/LAND COVER CLASSIFICATIONSOIL CLASSIFICATIONSOIL MOISTURE/WATER CONTENTSOIL TEMPERATUREVEGETATION WATER CONTENT
SMAPVEX12 Probe-Based In Situ Soil Moisture Data for Agricultural Area, Version 1 (SV12PSMA)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
FIELD SURVEYS, GROUND-BASED OBSERVATIONS
ELECTRICAL CONDUCTIVITYSOIL MOISTURE/WATER CONTENT
SMAPVEX12 Probe-Based In Situ Soil Moisture Data for Forest Area, Version 1 (SV12PSMF)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
FIELD SURVEYS
SOIL DEPTHSOIL MOISTURESOIL TEMPERATURE
SMAPVEX12 Soil Texture Map, Version 1 (SV12STM)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
FIELD SURVEYS
SOIL TEXTURE
SMAPVEX12 Surface Roughness Data for Agricultural Area, Version 1 (SV12SRA)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
GROUND-BASED OBSERVATIONS
SURFACE ROUGHNESS
SMAPVEX12 Surface Roughness Data for Forest Area, Version 1 (SV12SRF)
N:
49.96
S:
49.44
E:
-97.85
W:
-98.51
GROUND-BASED OBSERVATIONS
SURFACE ROUGHNESS
SMAPVEX12 UAVSAR Incidence-Angle Normalized Backscatter Data, Version 1 (SV12UBK)
N:
50.01
S:
49.32
E:
-97.62
W:
-98.67
G-III
RADAR BACKSCATTER
SMAPVEX12 Vegetation Water Content Map, Version 1 (SV12VWC)
N:
50.17
S:
49.31
E:
-97.36
W:
-98.74
RAPIDEYE, SPOT-4
VEGETATION WATER CONTENT
SMAPVEX15 PALS Brightness Temperature Data, Version 1 (SV15PLTB)
N:
31.87
S:
31.51
E:
-109.84
W:
-110.96
AIRCRAFT
BRIGHTNESS TEMPERATURELAND SURFACE TEMPERATURE
SMAPVEX15 PALS Soil Moisture Data, Version 1 (SV15PLSM)
N:
31.87
S:
31.51
E:
-109.84
W:
-110.96
AIRCRAFT
BRIGHTNESS TEMPERATURELAND USE/LAND COVER CLASSIFICATIONSOIL CLASSIFICATIONSOIL MOISTURESOIL TEMPERATUREVEGETATION WATER CONTENT
SMAPVEX15 Probe-Based In Situ Soil Moisture Data, Version 1 (SV15PSM)
N:
31.92451386
S:
31.34351987
E:
-110.0483274
W:
-110.2639881
FIELD SURVEYS, GROUND-BASED OBSERVATIONS
SOIL BULK DENSITYSOIL MOISTURESOIL TEMPERATURE
SMAPVEX16 Iowa Manual ThetaProbe Soil Moisture, Version 1 (SV16I_TPSM)
N:
42.64
S:
42.39
E:
-93.19
W:
-93.57
FIELD SURVEYS, GROUND-BASED OBSERVATIONS
SOIL MOISTURE/WATER CONTENT
SMAPVEX16 Iowa PALS Brightness Temperature and Soil Moisture Data, Version 1 (SV16I_PLTBSM)
N:
42.66
S:
42.28
E:
-93.21
W:
-93.58
AIRCRAFT
BRIGHTNESS TEMPERATURELAND USE/LAND COVER CLASSIFICATIONSOIL MOISTURE/WATER CONTENTSOIL TEMPERATURESOIL TEXTUREVEGETATION WATER CONTENT
SMAPVEX16 Iowa Permanent Soil Moisture Network, Version 1 (SV16I_PNET)
N:
42.82
S:
42.33
E:
-93.22
W:
-94
GROUND-BASED OBSERVATIONS
PRECIPITATION INDICESSOIL MOISTURESOIL TEMPERATURE
SMAPVEX16 Iowa Temporary Network Soil Moisture and Temperature, Version 1 (SV16I_TNET)
N:
42.64
S:
42.29
E:
-93.22
W:
-93.57
GROUND-BASED OBSERVATIONS
SOIL MOISTURE/WATER CONTENTSOIL TEMPERATURE
SMAPVEX16 Manitoba Core-Based In Situ Soil Moisture Data, Version 1 (SV16M_CSM)
N:
49.761171
S:
49.384076
E:
-97.756264
W:
-98.098417
FIELD SURVEYS, GROUND-BASED OBSERVATIONS
SOIL BULK DENSITYSOIL MOISTURE
SMAPVEX16 Manitoba CropScan Data, Version 1 (SV16M_CRS)
N:
49.761171
S:
49.38533
E:
-97.756264
W:
-98.098417
FIELD SURVEYS
SOLAR IRRADIANCE
SMAPVEX16 Manitoba In Situ Vegetation Data, Version 1 (SV16M_V)
N:
49.761171
S:
49.384076
E:
-97.756264
W:
-98.098417
GROUND-BASED OBSERVATIONS
BIOMASSCROP DENSITYCROP HEIGHTGROWTH STAGEPLANT CHARACTERISTICSVEGETATION WATER CONTENT
SMAPVEX16 Manitoba Land Cover Classification Map, Version 1 (SV16M_LC)
N:
49.997539
S:
49.145916
E:
-97.435997
W:
-98.363559
LANDSAT-8, RADARSAT-2
LAND USE/LAND COVER CLASSIFICATION
SMAPVEX16 Manitoba Leaf Area Index, Version 1 (SV16M_LAI)
N:
49.761171
S:
49.384076
E:
-97.756264
W:
-98.098417
GROUND-BASED OBSERVATIONS
LEAF AREA INDEX (LAI)VEGETATION COVER
SMAPVEX16 Manitoba Meteorological Data, Version 1 (SV16M_MET)
N:
49.680332
S:
49.499683
E:
-97.98999
W:
-98.033404
GROUND-BASED OBSERVATIONS
AIR TEMPERATUREHUMIDITYPRECIPITATION AMOUNTSOIL TEMPERATURE
SMAPVEX16 Manitoba PALS Brightness Temperature and Soil Moisture Data, Version 1 (SV16M_PLTBSM)
N:
49.79
S:
49.36
E:
-97.75
W:
-98.12
AIRCRAFT
BRIGHTNESS TEMPERATURELAND USE/LAND COVER CLASSIFICATIONSOIL MOISTURE/WATER CONTENTSOIL TEMPERATURESOIL TEXTUREVEGETATION WATER CONTENT
SMAPVEX16 Manitoba Probe-Based In Situ Soil Moisture Data, Version 1 (SV16M_PSM)
N:
49.761171
S:
49.384076
E:
-97.756264
W:
-98.098417
FIELD SURVEYS, GROUND-BASED OBSERVATIONS
SOIL MOISTURESOIL TEMPERATURESURFACE TEMPERATURE
SMAPVEX16 Manitoba Radiometer Brightness Temperature Data, Version 1 (SV16M_TB)
N:
49.648801
S:
49.38533
E:
-97.888567
W:
-97.896709
GROUND-BASED OBSERVATIONS
BRIGHTNESS TEMPERATURE
SMAPVEX16 Manitoba Soil Texture Data, Version 1 (SV16M_ST)
N:
49.761171
S:
49.38533
E:
-97.756264
W:
-98.098417
GROUND-BASED OBSERVATIONS
ORGANIC MATTERSOIL CLASSIFICATION
SMAPVEX16 Manitoba Soils Geodatabase, Version 1 (SV16M_SDB)
N:
49.797634
S:
49.358546
E:
-97.737866
W:
-98.130123
AERIAL PHOTOGRAPHS, FIELD SURVEYS
SOIL CLASSIFICATION
SMAPVEX16 Manitoba Station Soil Moisture Data, Version 1 (SV16M_SSM)
N:
49.756438
S:
49.384164
E:
-97.756385
W:
-98.098416
GROUND-BASED OBSERVATIONS
PRECIPITATION AMOUNTSOIL MOISTURESOIL TEMPERATURE
SMAPVEX16 Manitoba Surface Roughness Data, Version 1 (SV16M_SR)
N:
49.761171
S:
49.38533
E:
-97.756264
W:
-98.098417
GROUND-BASED OBSERVATIONS
SURFACE ROUGHNESS
SMAPVEX19-21 Massachusetts Vegetation Optical Depth, Version 1 (SV19MA_VOD)
N:
42.54
S:
42.54
E:
-72.17
W:
-72.17
GROUND-BASED OBSERVATIONS
AIR TEMPERATUREBRIGHTNESS TEMPERATURESOIL TEMPERATURESURFACE SOIL MOISTUREVEGETATION OPTICAL DEPTHVEGETATION WATER POTENTIALXYLEM DIELECTRIC PERMITTIVITY
SMAPVEX19-22 Massachusetts Airborne Lidar, Version 1 (SV19MA_LID)
N:
42.72
S:
42.32
E:
-71.91
W:
-72.33
CESSNA T206H
LIDAR
SMAPVEX19-22 Massachusetts Lidar Derived Digital Elevation Model, Version 1 (SV19MA_DEM)
N:
42.72
S:
42.32
E:
-71.91
W:
-72.33
CESSNA T206H
DIGITAL ELEVATION/TERRAIN MODEL (DEM)
SMAPVEX19-22 Massachusetts Lidar Derived Digital Surface Model, Version 1 (SV19MA_DSM)
N:
42.72
S:
42.32
E:
-71.91
W:
-72.33
CESSNA T206H
DIGITAL SURFACE MODEL (DSM)
SMAPVEX19-22 Massachusetts Temporary Soil Moisture Network, Version 1 (SV19MA_TNET)
N:
42.69
S:
42.34
E:
-71.95
W:
-72.29
GROUND-BASED OBSERVATIONS
AIR TEMPERATURESOIL MOISTURE/WATER CONTENTSOIL TEMPERATURE
SMAPVEX19-22 Millbrook Airborne Lidar, Version 1 (SV19MB_LID)
N:
42.05
S:
41.66
E:
-73.42
W:
-73.81
CESSNA T206H
LIDAR
SMAPVEX19-22 Millbrook Lidar Derived Digital Elevation Model, Version 1 (SV19MB_DEM)
N:
42.05
S:
41.66
E:
-73.42
W:
-73.81
CESSNA T206H
DIGITAL ELEVATION/TERRAIN MODEL (DEM)
SMAPVEX19-22 Millbrook Lidar Derived Digital Surface Model, Version 1 (SV19MB_DSM)
N:
42.05
S:
41.66
E:
-73.42
W:
-73.81
CESSNA T206H
DIGITAL SURFACE MODEL (DSM)
SMAPVEX19-22 Millbrook Temporary Soil Moisture Network, Version 1 (SV19MB_TNET)
N:
42.03
S:
41.68
E:
-73.44
W:
-73.79
GROUND-BASED OBSERVATIONS
AIR TEMPERATURESOIL MOISTURE/WATER CONTENTSOIL TEMPERATURE
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