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November 18, 2020

USGS groundwater and surface water monitoring data contributed to the August 21, 2020 drought watch declaration for 16 counties by the Pennsylvania Department of Environmental Protection (PaDEP). The last drought watch ended in May 2017.

On November 17, 2020, PaDEP continued drought warnings in 3 counties and reduced the drought watch count to 20 counties, do

See 'end of drought' update 2/4/2021.

Current information from the Pennsylvania Department of Environmental Protection Drought Program

USGS data on streamflow and groundwater levels, National Weather Service data on precipitation, and Climate Prediction Center calculations of the Palmer Drought Severity Index (for soil moisture dryness) are used as indicators that help determine drought status. The trends in the USGS-provided information can be explored via our Web App.


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