For general comments and questions:

Thorsten Wagener
Civil and Environmental Engineering - Penn State
Phone: (814)865-5673
Fax: (814) 863-7304
thorsten@engr.psu.edu

Hoshin Gupta
HWR Professor
hoshin.gupta@sahra.arizona.edu

For technical issues regarding this website:

Ramon Vazquez
Computer Database Specialist - SAHRA
Phone: (520) 626-5995
ramon@hwr.arizona.edu

Department of Hydrology and Water Resources
University of Arizona
PO Box 210011
Harshbarger Building
Tucson, AZ 85721-0011 USA