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
GEWEX SRB Integrated Product (Rel-4) Ancillary 3-Hourly	1	SATELLITES	RADIOMETERS	1988-01-01 to 2009-12-31			NetCDF-4
SnowEx20 Grand Mesa Intensive Observation Period Snow Pit Measurements V001	1	GROUND-BASED OBSERVATIONS	A2 Photonic_WISe, MICROSCOPES, SNOW DENSITY CUTTER, THERMOMETERS	2020-01-27 to 2020-02-12	N: 39.065321 S: 39.005111 E: -108.110485 W: -108.228389		PDF, JPEG, CSV, Excel
ECMWF SMST Data	1	ECMWF		2025-08-01 to Present	N: 90 S: -90 E: 180 W: -180	0.1 Decimal Degrees x 0.1 Decimal Degrees	netCDF-3
Global River Discharge, 1807-1991, V[ersion]. 1.1 (RivDIS)	1	STREAMFLOW STATION	STREAM GAUGES	1807-01-01 to 1991-09-30	N: 72.12 S: -47.35 E: 176.73 W: -178.5		multiple
SENTINEL-1B_SINGLE_POL_GRD_HIGH_RES	1	Sentinel-1B	C-SAR	2016-04-25 to 2021-12-24	N: 90 S: -90 E: 180 W: -180
BOREAS/AES Campbell Scientific 15-minute Surface Meteorological Data: 1995	1	METEOROLOGICAL STATIONS	RAIN GAUGES, PRESSURE SENSORS, THERMISTORS, HUMIDITY SENSORS, ULTRASONIC DEPTH GAUGE, ANEMOMETERS	1995-01-01 to 1995-12-31	N: 58.18 S: 50.95 E: -94.7 W: -108.52		ASCII
LBA-ECO TG-09 Soil Isotopic C, N, H2O, and N2O Data, Tapajos National Forest, Brazil	1	LABORATORY	IRMS, BALANCE	2000-07-08 to 2002-03-23	N: -2.75 S: -3.017 E: -54.9707 W: -55		CSV
ABoVE: Wolf Denning Phenology and Reproductive Success, Alaska and Canada, 2000-2017	1	FIELD SURVEYS, MODELS, Terra	GPS, Computer, MODIS	2000-03-29 to 2017-08-31	N: 67.8362 S: 52.9705 E: -112.967 W: -154.581		CSV
Delta-X: Particulate Organic Carbon Concentration from Water Samples, MRD, LA, 2021	1	LABORATORY, FIELD SURVEYS	CHN ANALYZERS, WATER BOTTLES	2021-03-25 to 2021-09-24	N: 29.7545 S: 28.7913 E: -90.5697 W: -91.4676		CSV
GPM Ground Validation USGS Stream Flow IFloodS V1	1	GROUND STATIONS	STREAM GAUGES	2008-07-24 to 2013-07-01	N: 43.4697 S: 40.6017 E: -90.1904 W: -96.5619		XML

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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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