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Looking to Download Data? The Drought.gov team reformats data from multiple partners into web- and GIS-ready formats, which we use throughout Drought.gov. These data are free for all to download.
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Weekly and monthly hydrological data from the North-American Land Data Assimilation System (NLDAS).

This interactive tool shows California groundwater level data, including depth below ground surface, groundwater elevation, and groundwater change in elevation. 

The Climate Explorer offers graphs and maps of observed and projected temperature, precipitation, and related climate variables for every county in the contiguous United States, helping people asse

The Climate Toolbox is a collection of web tools for visualizing past and projected climate and projected climate and hydrology of the contiguous United States of America.