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.
Water chemistry data from: Mariner, R.H., Presser, T.S. and Evans, W.C., 1993. Geothermometry and water—rock interaction in selected thermal systems in the Cascade Range and Modoc Plateau, western...
data.gov
An official website of the GSA's Technology Transformation Services