An official website of the United States government
Here's how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Bipartisan Infrastructure Law Helps Map Pennsylvania Geology
Aerial surveys will aid the protection of life and personal property from earthquakes and benefit the commonwealth’s economy through the potential discovery of critical minerals.
Drought Watch Lifted for All Pennsylvania Counties
USGS groundwater and surface water monitoring data contributed to the Pennsylvania Department of Environmental Protection's (PaDEP) January 20, 2023...
News and new products from USGS in Pennsylvania include notification of streamgage datum updates, commemoration of the 50th anniversary of Hurricane...
“Beginning on June 18, 1972, the remains of Hurricane Agnes produced floods in the Eastern United States from Virginia to New York that killed 128 peo...
Penn State Extension and the Pennsylvania Department of Environmental Protection, along with numerous other sponsors, hosted the annual Pennsylvania...
Here's the latest USGS data, information, and findings on Pennsylvania's water resources, including local studies of groundwater quality and sediment...