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.
Google Analytics Dashboard for CFC tracing of groundwater in fractured rock aided with 14C and 3H to identify water mixing
CFC tracing of groundwater in fractured rock aided with 14C and 3H to identify water mixing