Terrestrial Hydrosphere Data Access and Tools

NASA data examine many characteristics of the liquid and frozen water and the dynamic processes they are part of across Earth’s landscape. Our datasets and tools help researchers translate these interconnected data points into actionable knowledge.

Dataset	Geographic Region	Temporal Extent	Data Format	Potential Application Areas	Related Subtopics
ALOS PALSAR High Resolution Radiometric Terrain Corrected Product	Global	2006-03-23 to 2011-04-22		Detailed wetland classification and monitoring	glaciers/ ice sheets, surface water
GLDAS Noah Land Surface Model L4 3 hourly 0.25 x 0.25 degree V2.1	Global Land	2000-01-01 to Present	NetCDF	Hydrological cycle research and water resource management Flood forecasting and monitoring	ground water, surface water
GPM IMERG Final Precipitation L3 Half Hourly 0.1 degree x 0.1 degree V07	Global	1998-01-01 to Present	HDF5	High-resolution precipitation monitoring globally Extreme rainfall event detection and analysis Hydrological modeling and flood forecasting	surface water
MERRA-2 tavg1_2d_flx_Nx: 2d,1-Hourly,Time-Averaged,Single-Level,Assimilation,Surface Flux Diagnostics 0.625 x 0.5 degree V5.12.4 (M2T1NXFLX)	Global	1980-01-01 to Present	NetCDF	Surface energy balance studies and monitoring Evaporation and precipitation pattern analysis Hydrological cycle component analysis	snow/ ice
NASA Shuttle Radar Topography Mission Global 1 arc second V003	Global Land	2000-02-11 to 2000-02-21	HGT	Hydrological modeling and watershed delineation Flood risk assessment	surface water
OPERA Surface Displacement from Sentinel-1 validated product (Version 1)	Global	2016-07-01 to Present	NetCDF-4 XML PNG Zarr	Ground subsidence monitoring in urban areas and infrastructure Aquifer depletion impact assessment	glaciers/ ice sheets, ground water
SENTINEL-1A_SLC	Global	2014-04-03 to Present		Interferometric analysis for surface deformation detection Coherence-based change detection Polarimetric analysis for target characterization Development of advanced SAR processing algorithms Time-series analysis for subtle change detection	glaciers/ ice sheets, snow/ ice, surface water
SENTINEL-1B_SLC	Global	2016-04-25 to 2021-12-24		High-resolution deformation mapping with interferometry Coherence analysis for subtle change detection Polarimetric target characterization Glacier velocity measurement and ice monitoring Time-series analysis for seasonal change patterns	glaciers/ ice sheets, snow/ ice, surface water
Sentinel-1C Dual Polarization High Resolution Ground Range Detected Product	Global	2025-01-01 to Present	SAFE	Wetland extent mapping and flood monitoring	glaciers/ ice sheets, surface water

Terrestrial Hydrosphere Datasets

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Dataset	Version Sort ascending	Platforms	Instruments	Temporal Extent	Spatial Extent	Spatial Resolution	Data Format
LBA-ECO LC-07 Methane and Carbon Dioxide Emissions from Balbina Reservoir, Brazil	1	FIELD INVESTIGATION	GAS CHROMATOGRAPHS, OXYGEN METERS, TEMPERATURE PROBES	2004-07-05 to 2006-02-15	N: -0.859 S: -1.984 E: -59.1671 W: -60.7413		CSV
SnowEx21 Time Series Snow Pits V001	1	GROUND-BASED OBSERVATIONS	A2 Photonic_WISe, GPS, SNOW DENSITY CUTTER, THERMOMETERS	2020-11-16 to 2021-05-27	N: 47.0607 S: 37.9071 E: -105.86093 W: -116.12351		CSV, Excel, JPEG
Pre-Delta-X: L2 AirSWOT Water Surface Elevations, Atchafalaya Basin, LA, USA, 2016	1	King Air	AirSWOT	2015-05-08 to 2015-05-11	N: 29.8653 S: 28.9819 E: -90.4475 W: -91.6022		multiple
LBA-ECO LC-02 Groundwater Levels, Catuaba Experimental Farm, Acre, Brazil: 1999-2004	1	FIELD INVESTIGATION	WATER LEVEL GAUGES	1999-02-12 to 2004-12-22	N: -10.073 S: -10.073 E: -67.629 W: -67.629		CSV
High Mountain Asia LDAS 1 km Snow and Temperature Parameters V001	1	MODELS	NOT APPLICABLE	2007-09-01 to 2008-08-31	N: 41 S: 20 E: 101 W: 66	1 Kilometers x 1 Kilometers	netCDF-3
Delta-X: Sonar Bathymetry Survey of Channels, MRD, Louisiana, 2021	1	FIELD SURVEYS	SONAR	2021-03-25 to 2021-09-25	N: 29.7039 S: 29.103 E: -90.4013 W: -91.4728		multiple
GEWEX SRB Integrated Product (Rel-4) Ancillary 3-Hourly Ocean-only	1	SATELLITES	RADIOMETERS	2010-01-01 to 2017-06-30			NetCDF-4
SnowEx20 Laser Snow Microstructure Specific Surface Area Data V001	1	GROUND-BASED OBSERVATIONS	IRIS, IceCube	2020-01-27 to 2020-02-12	N: 39.06417 S: 39.0087 E: -108.00312 W: -108.22143		PNG, CSV
SnowEx23 Apr23 IOP Snow Pit Measurements V001	1	GROUND-BASED OBSERVATIONS	A2 Photonic_WISe, GPS, MICROSCOPES, SNOW DENSITY CUTTER, THERMOMETERS	2023-04-01 to 2023-04-18	N: 65.16124 S: 63.8631 E: -145.72673 W: -147.72499		CSV
SENTINEL-1A_SINGLE_POL_METADATA_GRD_FULL_RES	1	Sentinel-1A	C-SAR	2014-04-03 to Present	N: 90 S: -90 E: 180 W: -180

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Terrestrial Hydrosphere Data Tools

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Tool Sort descending	Description	Services
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
WISP	The Water Information from Space (WISP) is an interactive dashboard for displaying satellite hydrology data.	Monitoring Natural Events, Visualization
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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Terrestrial Hydrosphere Data Access and Tools

Commonly Used Datasets for Terrestrial Hydrosphere Applications

Terrestrial Hydrosphere Datasets

Terrestrial Hydrosphere Data Tools

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