Living by pavement with coal-tar-based sealant increases estimated cancer risk. Read more
Reliable streamflow information is needed for many purposes-USGS streamgages provide it. Read more
How streamflow information is used in expected and extraordinary ways. Read more
Join citizens and scientists in tracking The Pulse of Our Planet!
A recent devastating sinkhole in Florida has raised questions and concerns about this phenomenon. Read more
USGS studies the quantity and quality of groundwater to provide consistent and integrated information needed by decision-makers.
On March 3, the U.S. Geological Survey turned 134. Established by Congress in 1879 and built on a legacy of impartial science, the bureau faces unusual challenges in the near term.
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