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	Data Format
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
SnowEx23 Mar23 Snow Pit Measurements V001	1	GROUND-BASED OBSERVATIONS	A2 Photonic_WISe, GPS, MICROSCOPES, SNOW DENSITY CUTTER, THERMOMETERS	2022-03-07 to 2023-03-16	N: 70.08434 S: 64.69925 E: -147.48583 W: -149.59716	CSV, Excel, JPEG, PDF
SnowEx23 Oct22 IOP Snow Pits and Substrate Conditions at Freeze Up V001	1	GROUND-BASED OBSERVATIONS	GPS, MICROSCOPES, SWE Sampler, THERMOMETERS	2022-10-22 to 2022-10-27	N: 70.08434 S: 64.69925 E: -147.48583 W: -149.59716	CSV, Excel, JPEG
Snowmelt Timing Maps Derived from MODIS for North America, Version 2, 2001-2018	2	Terra	MODIS	2001-01-01 to 2018-12-31	N: 90 S: 10 E: 0 W: -180	GeoTIFF
Stream Flow Daily Data: USGS (FIFE)	1	SURFACE WATER WEIR	STILLING WELL	1979-04-01 to 1988-09-02	N: 40 S: 39 E: -95 W: -97	multiple
Stream Flow Storm Data (FIFE)	1	SURFACE WATER WEIR	STILLING WELL	1987-01-01 to 1988-01-01	N: 39.09 S: 39.07 E: -96.56 W: -96.58	CSV
Suomi-NPP VIIRS Level-3 Global Binned Chlorophyll (CHL) - Near Real-time (NRT) Data, version 2022.0	2022.0	Suomi-NPP	VIIRS	2012-01-02 to Present	N: 90 S: -90 E: 180 W: -180	netCDF-4
Suomi-NPP VIIRS Level-3 Global Binned Chlorophyll (CHL) Data, version 2022.0	2022.0	Suomi-NPP	VIIRS	2012-01-02 to Present	N: 90 S: -90 E: 180 W: -180	netCDF-4
Suomi-NPP VIIRS Level-3 Global Mapped Chlorophyll (CHL) - Near Real-time (NRT) Data, version 2022.0	2022.0	Suomi-NPP	VIIRS	2012-01-02 to Present	N: 90 S: -90 E: 180 W: -180	netCDF-4
Suomi-NPP VIIRS Level-3 Global Mapped Chlorophyll (CHL) Data, version 2022.0	2022.0	Suomi-NPP	VIIRS	2012-01-02 to Present	N: 90 S: -90 E: 180 W: -180	netCDF-4
Suomi-NPP VIIRS Level-4 Global Binned Apparent Visible Wavelength (AVW) Data, version 2022.0	2022.0	Suomi-NPP	VIIRS	2012-01-02 to Present	N: 90 S: -90 E: 180 W: -180	netCDF-4
Suomi-NPP VIIRS Level-4 Global Mapped Apparent Visible Wavelength (AVW) Data, version 2022.0	2022.0	Suomi-NPP	VIIRS	2012-01-02 to Present	N: 90 S: -90 E: 180 W: -180	netCDF-4
Surface Water Elevation and Quality, Peace-Athabasca Delta, Canada, 2006-2007	1	FIELD INVESTIGATION, LABORATORY	PRESSURE TRANSDUCERS, DRIFTING BUOYS, ANEMOMETERS, STEEL MEASURING TAPE, CONDUCTIVITY METERS, TURBIDITY METERS, BALANCE	2006-06-03 to 2007-09-10	N: 58.6454 S: 58.3534 E: -111.106 W: -111.708	CSV
SWOT Level 2 Lake Cycle-Averaged Data Product, Version C	2.0	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 Lake Cycle-Averaged Data Product, Version D	D	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 Lake Single-Pass Vector Data Product, Version C	2.0	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 Lake Single-Pass Vector Data Product, Version D	D	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 Lake Single-Pass Vector Obs Data Product, Version C	2.0	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 Lake Single-Pass Vector Obs Data Product, Version D	D	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 Lake Single-Pass Vector Prior Data Product, Version C	2.0	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 Lake Single-Pass Vector Prior Data Product, Version D	D	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 Lake Single-Pass Vector Unassigned Data Product, Version C	2.0	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 Lake Single-Pass Vector Unassigned Data Product, Version D	D	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 River Cycle-Averaged Data Product, Version C	2.0	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile
SWOT Level 2 River Cycle-Averaged Data Product, Version D	D	SWOT	KaRIn, Jason-class Altimeter, AMR, DORIS, GPSP, LRA	2022-12-16	N: 90 S: -90 E: 180 W: -180	Shapefile

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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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