What is hydrological drought?

Drought Resources August 01, 2013 Print Friendly and PDF

Hydrological drought refers to shortages of water resources, when for example; groundwater, reservoir, or stream levels are significantly reduced.  This is considered the drinking water type of drought. Conditions for hydrologic drought are built over extended periods of time.  It takes a longer time for reservoirs or streams to become depleted, which corresponds to longer replenishing periods.

What is agricultural drought?

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This work is supported by the USDA National Institute of Food and Agriculture, New Technologies for Ag Extension project.