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
GPM GROUND VALIDATION ENVIRONMENT CANADA (EC) PASSIVE MICROWAVE RADIOMETER AND SOIL MOISTURE-TEMPERATURE DATA GCPEX	1	GROUND STATIONS	RADIOMETERS, THERMISTORS, WCR, SOIL MOISTURE PROBE	2011-12-05 to 2012-03-03	N: 44.2432 S: 44.2232 E: -79.7706 W: -79.7906		Excel
GPM GROUND VALIDATION ENVIRONMENT CANADA (EC) SNOW SURVEYS GCPEX V1	1	FIELD SURVEYS	MAGNAPROBE, SNOW TUBE	2012-01-05 to 2012-02-27	N: 44.68 S: 44.18 E: -79.64 W: -79.92		Excel
GPM GROUND VALIDATION GCPEX SNOW MICROPHYSICS CASE STUDY V1	1	NASA DC-8, GROUND STATIONS, UND CITATION II	APR-2, CIPS, D3R, DPR, HVPS, PMS 2D-C PROBE	2012-02-24 to 2012-02-25	N: 46.3966 S: 43.4595 E: -78.7616 W: -80.4026		netCDF-4
GPM Ground Validation Iowa Flood Center (IFC) Stream Flow IFloodS V1	1	GROUND STATIONS	STREAM GAUGES	2013-03-31 to 2013-06-30	N: 43.3423 S: 40.7275 E: -90.4685 W: -95.7045		XML
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
GPM GROUND VALIDATION WYOMING KING AIR CLOUD MICROPHYSICS LPVEX V1	1	UWKA	CDP, FSSP, GPS, LICOR GAS EXCHANGE SYSTEM, NEVZOROV PROBE, PMS 2D-C PROBE, PMS 2D-P PROBE, ROSEMOUNT PROBES	2010-09-11 to 2010-10-20	N: 61.5401 S: 59.6884 E: 26.5131 W: 19.8372		netCDF-3
Gridded Population of the World, Version 3 (GPWv3): Land and Geographic Unit Area Grids	3.0	MODELS	Computer	1990-07-01, 1995-07-01, 2000-07-01, 2005-07-01, 2010-07-01, 2015-07-01	N: 79.89196 S: -54.751503 E: 179.848323 W: -179.199552		ASCII, BIL, Grid, WMS
Gridded Population of the World, Version 4 (GPWv4): Land and Water Area	4.0	MODELS	Computer	2010-07-01	N: 85 S: -60 E: 180 W: -180		GeoTIFF
Gridded Population of the World, Version 4 (GPWv4): Land and Water Area, Revision 10	4.10	MODELS	Computer	2010-07-01	N: 85 S: -60 E: 180 W: -180		ASCII, GeoTIFF
Gridded Population of the World, Version 4 (GPWv4): Land and Water Area, Revision 11	4.11	MODELS	Computer	2010-07-01	N: 90 S: -90 E: 180 W: -180	0.008333 Decimal Degrees x 0.008333 Decimal Degrees	ASCII, GeoTIFF, PDF, PNG, WMS
High Mountain Asia 30m and 8m Flood Geomorphic Potential V001	1	MODELS	NOT APPLICABLE	2021-04-22 to 2021-04-22	N: 49.7 S: 9.5 E: 121.6 W: 58.1	30 Meters x 30 Meters 8 Meters x 8 Meters	GeoTIFF, Shapefile
High Mountain Asia 5 Arc-Minute Hydrological Flow Direction for the Headwaters of the Amu Darya and Indus River Basins V001	1	MODELS	NOT APPLICABLE	2023-03-23 to 2023-03-23	N: 39.84 S: 31.09 E: 81.75 W: 65.59		GeoTIFF, ASCII Grid
High Mountain Asia CMIP6 Monthly and Yearly Water Balance Projections, 2016-2099 for Parts of Afghanistan, Tajikistan, Kyrgyzstan, and Pakistan V001	1	MODELS	NOT APPLICABLE	1980-01-01 to 2018-12-31	N: 39.83334 S: 31.08334 E: 81.75 W: 65.58334		netCDF-4
High Mountain Asia Daily 0.05 x 0.05 deg Noah-MP Land Surface Model Reanalysis V001	1	MODELS	NOT APPLICABLE	2003-01-01 to 2020-12-31	N: 46 S: 20 E: 111 W: 60	0.05 Decimal Degrees x 0.05 Decimal Degrees	netCDF-3
High Mountain Asia LDAS 1 km Snow and Temperature Parameters V001	1	MODELS	NOT APPLICABLE	2007-09-01 to 2008-08-31	N: 41 S: 20 E: 101 W: 66	1 Kilometers x 1 Kilometers	netCDF-3
High Mountain Asia LIS Model Terrestrial Hydrological Parameters V001	1	MODELS	NOT APPLICABLE	2003-02-01 to 2018-01-31	N: 40.875 S: 20.875 E: 100.875 W: 66.875		netCDF-4, PNG
High Mountain Asia MAR V3.5 Regional Climate Model Output V001	1	MODELS	NOT APPLICABLE	2000-01-01 to 2015-12-31	N: 38.84 S: 22.41 E: 87.92 W: 65.2	10 Kilometers x 10 Kilometers	netCDF-4
IceBridge Snow Radar L1B Geolocated Radar Echo Strength Profiles V002	2	C-130, DC-8, DHC-3, G-V, P-3B, WP-3D ORION	SNOW RADAR	2009-03-31 to 2021-05-13	N: -53 S: -90 E: 180 W: -180 , N: 90 S: 60 E: 180 W: -180		netCDF-4, XML, JPEG
International Satellite Cloud Climatology Project (ISCCP) Ice Snow Product in Native Data Format	1	NOAA-10, NOAA-11, NOAA-12, NOAA-14, NOAA-15, NOAA-16, NOAA-17, NOAA-18, NOAA-7, NOAA-8, NOAA-9	AVHRR	1983-07-03 to 2009-12-28			Binary
International Satellite Cloud Climatology Project (ISCCP) Stage D1 3-Hourly Cloud Products - Revised Algorithm in Hierarchical Data Format	1	GMS-1, GMS-2, GMS-3, GMS-4, GMS-5, GOES-10, GOES-11, GOES-12, INSAT, METEOSAT-2, METEOSAT-3, METEOSAT-4, METEOSAT-5, METEOSAT-6, METEOSAT-7, METEOSAT-8, METEOSAT-9, MTSAT-1R, NOAA-10, NOAA-11, NOAA-12, NOAA-14, NOAA-15, NOAA-16, NOAA-17, NOAA-18, NOAA-7, NOAA-8, NOAA-9, GOES-5, GOES-6, GOES-7, GOES-8, GOES-9	VISSR, GOES I-M Imager, VHRR, NOT APPLICABLE, MVIRI, SEVIRI, JAMI, AVHRR	1983-07-01 to 2009-12-31			HDF4
International Satellite Cloud Climatology Project (ISCCP) Stage D2 Monthly Cloud Products - Revised Algorithm in Hierarchical Data Format	1	GMS-1, GMS-2, GMS-3, GMS-4, GMS-5, GOES-10, GOES-11, GOES-12, INSAT, METEOSAT-2, METEOSAT-3, METEOSAT-4, METEOSAT-5, METEOSAT-6, METEOSAT-7, METEOSAT-8, METEOSAT-9, MTSAT-1R, NOAA-10, NOAA-11, NOAA-12, NOAA-14, NOAA-15, NOAA-16, NOAA-17, NOAA-18, NOAA-7, NOAA-8, NOAA-9, GOES-5, GOES-6, GOES-7, GOES-8, GOES-9	VISSR, GOES I-M Imager, VHRR, NOT APPLICABLE, MVIRI, SEVIRI, JAMI, AVHRR	1983-07-01 to 2009-12-31			HDF4
ISLSCP II Atmospheric Carbon Dioxide Consumption by Continental Erosion	1	NOT APPLICABLE	NOT APPLICABLE	1986-01-01 to 1995-12-31	N: 90 S: -90 E: 180 W: -180		Shapefile
ISLSCP II Global River Fluxes of Carbon and Sediments to the Oceans	1	NOT APPLICABLE	NOT APPLICABLE	1947-01-01 to 1998-12-31	N: 90 S: -90 E: 180 W: -180		Shapefile
ISLSCP II HYDRO1k Elevation-derived Products	1	NOT APPLICABLE	NOT APPLICABLE	1986-01-01 to 1995-12-31	N: 90 S: -90 E: 180 W: -180		Shapefile
ISLSCP II Land and Water Masks with Ancillary Data	1	NOT APPLICABLE	NOT APPLICABLE	1986-01-01 to 1995-12-31	N: 90 S: -90 E: 180 W: -180		Shapefile

Terrestrial Hydrosphere Data Tools

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Tool Sort descending	Description	Services
ASF MapReady	Terrain-correct, geocode, and apply polarimetric decompositions to multi-pol SAR data	Processing
CASEI	The Catalog of Archived Suborbital Earth Science Investigations (CASEI) is a comprehensive inventory of contextual information for NASA's Earth Science airborne and field campaigns.	Search and Discovery, Cataloging
CyAN File Search	The CyAN File Search tool allows users to choose an area over the continental United States and Alaska to retrieve cyanobacteria datasets archived by the Cyanobacteria Assessment Network (CyAN) project.	Analysis, Search and Discovery, Visualization
FLOOD	The FLOOD viewer facilitates the use and evaluation of LANCE flood products by allowing the user to browse globally and over time, and to compare to other flood products.	Monitoring Natural Events, Search and Discovery, Visualization
Hydrocron	Hydrocron is an API that repackages hydrology datasets from SWOT into formats that make time-series analysis easier.	Subsetting, Visualization
Panoply	Panoply is a cross-platform application that plots geo-referenced and other arrays from netCDF, HDF, GRIB, and other datasets.	Visualization, Customization, Reformatting, Subsetting, Comparison
RTC Stack Processor	The radiometric terrain correction (RTC) stack processor tool facilitates time-series analysis of such phenomena as flooding events, deforestation, or glacier retreat.	Analysis, Processing, Search and Discovery, Visualization
SeaDAS	Sea, earth, atmosphere Data Analysis System (SeaDAS) is a comprehensive image analysis package for the processing, display, analysis, and quality control of ocean color data.	Analysis, Visualization, Processing
STREAM	STREAM is a rapid water quality monitoring tool that processes satellite imagery to create maps showing chlorophyll-a, Total Suspended Solids, and water clarity at 20-30 meter resolution.	Processing
SWOT Swath Visualizer	The Surface Water and Ocean Topography (SWOT) Swath Visualizer provides a visualization of two instruments’ coverage of Earth's surface: the Ka-band Radar Interferometer and altimeter.	Analysis, Data Curation, Visualization

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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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