For answers to general questions about the earth sciences
or the USGS, send email to ask@usgs.gov.
For questions about a particular streamflow record, complete
the User Feedback form
to contact the USGS State Representative for the state where
the gage is located.
For questions about a specific page, look at the bottom of
the page for the address of the person responsible, and contact
them. (If there's no name, or no response is received, send
email to the Water
Webserver Team.