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 Sort descending	Version	Platform	Instrument	Temporal Extent	Spatial Extent	Spatial Resolution	Data Format
Derived Water Mask Tiles used by the NASA-ISRO Synthetic Aperture Radar (NISAR) Mission	1	Multi-sensor Analysis		2025-01-01 to Present	N: 90 S: -90 E: 180 W: -180		GeoTIFF, XML
Development and Evolution of NASA Satellite Remote Sensing for Ecology	1	Publications	Computer	1972-01-01 to 2014-12-31	N: 90 S: -90 E: 180 W: -180		PDF
ECCO Ocean and Sea-Ice Surface Freshwater Fluxes - Daily Mean 0.5 Degree (Version 4 Release 4)	V4r4	MODELS, MITgcm		1992-01-01 to 2018-01-01	N: 90 S: -90 E: 180 W: -180	0.5 Decimal Degrees x 0.5 Decimal Degrees	netCDF-4
ECCO Ocean and Sea-Ice Surface Freshwater Fluxes - Daily Mean llc90 Grid (Version 4 Release 4)	V4r4	MODELS, MITgcm		1992-01-01 to 2018-01-01	N: 90 S: -90 E: 180 W: -180	1 Decimal Degrees x 1 Decimal Degrees	netCDF-4
ECCO Ocean and Sea-Ice Surface Freshwater Fluxes - Monthly Mean 0.5 Degree (Version 4 Release 4)	V4r4	MODELS, MITgcm		1992-01-01 to 2018-01-01	N: 90 S: -90 E: 180 W: -180	0.5 Decimal Degrees x 0.5 Decimal Degrees	netCDF-4
ECCO Ocean and Sea-Ice Surface Freshwater Fluxes - Monthly Mean llc90 Grid (Version 4 Release 4)	V4r4	MODELS, MITgcm		1992-01-01 to 2018-01-01	N: 90 S: -90 E: 180 W: -180	1 Decimal Degrees x 1 Decimal Degrees	netCDF-4
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
ENVISAT MERIS Level-3 Global Binned Chlorophyll (CHL) Data, version 2022.0	2022.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Level-3 Global Mapped Chlorophyll (CHL) Data, version 2022.0	2022.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Level-4 Global Binned Apparent Visible Wavelength (AVW) Data, version 2022.0	2022.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Level-4 Global Binned Garver-Siegel-Maritorena Model (GSM) Data, version 2022.0	2022.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Level-4 Global Mapped Apparent Visible Wavelength (AVW) Data, version 2022.0	2022.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Level-4 Global Mapped Garver-Siegel-Maritorena Model (GSM) Data, version 2022.0	2022.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Regional Binned Inland Waters (ILW) Data, version 5.0	5.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Regional Inland Waters (ILW) Data, version 5.0	5.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Regional Mapped CyAN Project, True Color (TC) Data, version 6.0	6.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Regional Mapped Cyanobacteria Index (CI) Data, version 6.0	6.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ENVISAT MERIS Regional Mapped Inland Waters (ILW) Data, version 5.0	5.0	ENVISAT	MERIS	2002-03-21 to 2012-05-09	N: 90 S: -90 E: 180 W: -180		netCDF-4
ERS-1 Level 0 Product	1	ERS-1	SAR	1991-08-08 to 1997-09-29	N: 90 S: -90 E: 180 W: -180
ERS-1 Level 1 Product	1	ERS-1	SAR	1991-08-08 to 1997-09-29	N: 90 S: -90 E: 180 W: -180
ERS-2 Level 0 Product	1	ERS-2	SAR	1995-10-01 to 2011-07-04	N: 90 S: -90 E: 180 W: -180
ERS-2 Level 1 Product	1	ERS-2	SAR	1995-10-01 to 2011-07-04	N: 90 S: -90 E: 180 W: -180
Export and Leaching of Carbon and Nitrogen from Mississippi River Basin, 1901-2099	1	MODELS	Computer	1901-01-01 to 2099-12-31	N: 53 S: 24.5 E: -62 W: -126		multiple
FIFE CDROM Vol. 3 Contents: NS001 Thematic Mapper Simulator (TMS) Imagery, 1987-1989	1	C-130	TMS	1987-06-04 to 1989-08-11	N: 39.0833 S: 39.0833 E: -96.5833 W: -96.5833		multiple
FLDAS Noah Land Surface Model L4 Global Monthly 0.1 x 0.1 degree (GDAS and CHIRPS-PRELIM) V001 (FLDAS_NOAH01_CP_GL_M) at GES DISC	001	Noah-LSM	NOT APPLICABLE	2019-01-01 to Present	N: 90 S: -60 E: 180 W: -180	0.1 Decimal Degrees x 0.1 Decimal Degrees

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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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