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
SWOT Level 2 River 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 River 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 River Single-Pass Vector Node 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 Single-Pass Vector Node 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 Single-Pass Vector Reach 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 Single-Pass Vector Reach 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 Water Mask Pixel Cloud Auxiliary 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		netCDF-4
SWOT Level 2 Water Mask Pixel Cloud Auxiliary 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		netCDF-4
SWOT Level 2 Water Mask Pixel Cloud 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		netCDF-4
SWOT Level 2 Water Mask Pixel Cloud 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		netCDF-4
SWOT Level 2 Water Mask Raster Image 100m 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	100 Meters x 100 Meters	netCDF-4
SWOT Level 2 Water Mask Raster Image 100m 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	100 Meters x 100 Meters	netCDF-4
SWOT Level 2 Water Mask Raster Image 250m 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	250 Meters x 250 Meters	netCDF-4
SWOT Level 2 Water Mask Raster Image 250m 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	250 Meters x 250 Meters	netCDF-4
SWOT Level 2 Water Mask Raster Image 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	100 Meters x 100 Meters 250 Meters x 250 Meters	netCDF-4
SWOT Level 2 Water Mask Raster Image 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	100 Meters x 100 Meters 250 Meters x 250 Meters	netCDF-4
SWOT Level 4 Sword of Science River Discharge Products, Version 3	3	SWOT	KaRIn	2023-03-29 to 2025-05-02	N: 90 S: -90 E: 180 W: -180		netCDF-4
SWOT Simulated Level 2 North America Continent High Rate Lake Vectors Product Version 1.0	1.0	COMPUTERS	Computer	2022-08-01 to 2022-08-22	N: 52 S: 24 E: -82 W: -113		Shapefile
SWOT Simulated Level 2 North America Continent High Rate Raster Product Version 1.0	1.0	COMPUTERS	Computer	2022-08-01 to 2022-08-22	N: 52 S: 24 E: -82 W: -113	100 Meters x 100 Meters 250 Meters x 250 Meters	netCDF-4
SWOT Simulated Level 2 North America Continent High Rate River Vectors Product Version 1.0	1.0	COMPUTERS	Computer	2022-08-01 to 2022-08-22	N: 52 S: 24 E: -82 W: -113		shapefile
SWOT Simulated Level 2 North America Continent KaRIn High Rate Pixel Cloud Vector Attribute Product Version 1.0	1.0	COMPUTERS	Computer	2022-08-01 to 2022-08-22	N: 52 S: 24 E: -82 W: -113	20 Meters x 20 Meters	netCDF-4
SWOT Simulated Level 2 North America Continent KaRIn High Rate Water Mask Pixel Cloud Product Version 1.0	1.0	COMPUTERS	Computer	2022-08-01 to 2022-08-22	N: 52 S: 24 E: -82 W: -113	20 Meters x 20 Meters	netCDF-4
Terra MODIS Level-3 Global Binned Chlorophyll (CHL) - Near Real-time (NRT) Data, version 2022.0	2022.0	Terra	MODIS	2000-02-24 to Present	N: 90 S: -90 E: 180 W: -180		netCDF-4
Terra MODIS Level-3 Global Binned Chlorophyll (CHL) Data, version 2022.0	2022.0	Terra	MODIS	2000-02-24 to Present	N: 90 S: -90 E: 180 W: -180		netCDF-4
Terra MODIS Level-3 Global Mapped Chlorophyll (CHL) - Near Real-time (NRT) Data, version 2022.0	2022.0	Terra	MODIS	2000-02-24 to Present	N: 90 S: -90 E: 180 W: -180		netCDF-4

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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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