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
SnowEx17 Ground Penetrating Radar V002	2	GROUND-BASED OBSERVATIONS	GPR	2017-02-08 to 2017-02-25	N: 39.11115 S: 38.9935 E: -107.85785 W: -108.22367	ASCII
SnowEx17 Senator Beck SnowMicroPen (SMP) Raw Penetration Force Profiles V001	1	GROUND-BASED OBSERVATIONS	SMP	2017-02-06 to 2017-02-20	N: 37.94057 S: 37.85608 E: -107.6725 W: -107.75213	PNG, ASCII
SnowEx20 Boise River Basin SnowMicroPen (SMP) Raw Penetration Force Profiles V001	1	GROUND-BASED OBSERVATIONS	SMP	2019-12-18 to 2020-01-24	N: 44.30331 S: 43.75724 E: -115.23445 W: -116.0909	PNG, Binary, CSV
SnowEx20 Grand Mesa Autumn 2019 Snow Depth V001	1	GROUND-BASED OBSERVATIONS	MAGNAPROBE	2019-11-04 to 2019-11-07	N: 39.04362 S: 39.00347 E: -108.12935 W: -108.2129	CSV
SnowEx20 Grand Mesa Autumn 2019 Snow Pits V001	1	GROUND-BASED OBSERVATIONS	A2 Photonic_WISe, MICROSCOPES, SNOW DENSITY CUTTER, THERMOMETERS	2019-11-04 to 2019-11-06	N: 39.04617 S: 39.0083 E: -108.15063 W: -108.20137	JPEG, ASCII, Excel
SnowEx20 Grand Mesa Autumn 2019 Snow Water Equivalent V001	1	GROUND-BASED OBSERVATIONS	SWE Sampler	2019-11-03 to 2019-11-06	N: 39.04579 S: 39.00832 E: -108.13324 W: -108.21007	CSV
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: 39.06532 S: 39.00511 E: -108.11049 W: -108.22839	PDF, JPEG, CSV, Excel
SnowEx20 Grand Mesa IOP BSU 1 GHz Multi-polarization GPR CMP Snow Water Equivalent V001	1	GROUND-BASED OBSERVATIONS	GPR	2020-01-31 to 2020-02-01	N: 39.02 S: 39.02 E: -108.19 W: -108.19 , N: 39.02 S: 39.02 E: -108.19 W: -108.19	PNG, CSV
SnowEx20 Grand Mesa IOP BSU 1 GHz Multi-polarization GPR V001	1	GROUND-BASED OBSERVATIONS	GPR	2020-01-28 to 2020-02-04	N: 39.0389 S: 39.00218 E: -108.15976 W: -108.20663	CSV
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
SnowEx20 Raw Near Surface Snow Temperature Profile Time Series V001	1	GROUND-BASED OBSERVATIONS	CAMERAS, THERMOMETERS, TIR	2020-02-05 to 2020-02-12	N: 39.03635 S: 39.006 E: -108.17523 W: -108.21563	PNG, JPEG, BMP, Excel, ASCII
SnowEx20 SnowMicroPen (SMP) Raw Penetration Force Profiles V001	1	GROUND-BASED OBSERVATIONS	SMP	2020-01-28 to 2020-02-12	N: 39.0541 S: 39.0139 E: -108.003 W: -108.2201	PNG, Binary, CSV
SnowEx20 Time Series Snow Pit Measurements V002	2	GROUND-BASED OBSERVATIONS	A2 Photonic_WISe, GPS, MICROSCOPES, SNOW DENSITY CUTTER, THERMOMETERS	2019-10-24 to 2020-05-20	N: 44.30455 S: 35.85794 E: -105.54616 W: -120.29897	PDF, JPEG, CSV, Excel
SnowEx20 Time Series Snow Pit Measurements V002	2	GROUND-BASED OBSERVATIONS	A2 Photonic_WISe, GPS, MICROSCOPES, SNOW DENSITY CUTTER, THERMOMETERS	2019-10-24 to 2020-05-20	N: 44.30455 S: 35.85794 E: -105.54616 W: -120.29897	PDF, JPEG, CSV, Excel
SnowEx20 Time Series Snow Pit Measurements V002	2	GROUND-BASED OBSERVATIONS	A2 Photonic_WISe, GPS, MICROSCOPES, SNOW DENSITY CUTTER, THERMOMETERS	2019-10-24 to 2020-05-20	N: 44.30455 S: 35.85794 E: -105.54616 W: -120.29897	PDF, JPEG, CSV, Excel
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
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

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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