Water Experts 09 Oct, 2019 1 2 » Jens Blotevogel, PhD. Research Assistant Professor Civil and Environmental Engineering (970) 491-8880 Thomas Borch, PhD. Professor Soil and Crop Sciences (970) 491-6235 Kenneth Carlson, PhD. Professor Civil and Environmental Engineering (970) 491-8336 Wayne A. Charlie, PhD. Professor Civil and Environmental Engineering (970) 491-5048 Susanne Cordery Environmental Engineer Facilities Management (970) 567-1065 Susan K. De Long, PhD. Associate Professor Civil and Environmental Engineering (970) 491-6606 Angela A. Guggemos, PhD. Professor Emerita Construction Management (970) 491-0542 Maria Irianni Renno, PhD. Research Associate Civil and Environmental Engineering (970) 491-8647 Pierre Y. Julien, PhD. Professor Civil and Environmental Engineering (970) 491-8450