Contact information

The datamanagement for the SFA2.0 is led by Deg Agarwal at Lawrence Berkeley National Laboratory. Roelof Versteeg is the co-lead and is primarily responsible for the data management from the Rifle Site. Scientific questions regarding the SFA should be directed to Dr. Susan Hubbard and Dr. Phil Long at LBNL. Contact information for Dr. Agarwal, Hubbard and Long can be found on the main SFA2 website

Questions, comments and suggestions regarding this website (including broken links, browser compatibility issues and so on) should be directed to Roelof Versteeg either by email, by snailmail or by phone.


Roelof Versteeg
Subsurface Insights
62 Lebanon Street
Hanover, NH 03755
Phone: (603) 443 2202
Email:roelof.versteeg@subsurfaceinsights.com