Linden K. Greenhalgh1*, Michael J. McFarland2, Grant E. Cardon1, Maianh Vutran2, Mark D. Schmitz3 and Robert B. Brobst4
1Utah State University Cooperative Extension, 8330 Old Main Hill, Logan, UT 84322, USA.
2Department of Civil and Environmental Engineering, Utah State University, 4110 Old Main Hill, Logan, UT 84322, USA.
3Utah Department of Environmental Quality, P. O. Box 144870, Salt Lake City, UT 84114, USA.
4U.S. Environmental Protection Agency, Region 8, 999 18th Street, Suite 500, Denver, CO 80202, USA.
Email: [email protected]