- Received September 7, 2016
- Revision received December 23, 2016
- Accepted February 17, 2017
Copyright & Usage
©The Authors Gold Open Access: This paper is published under the terms of the CC-BY license.
- 1U.S. Geological Survey, MS 964, Federal Center, Denver, Colorado 80225, USA
- 2New Mexico Bureau of Geology and Mineral Resources, New Mexico Institute of Mining and Technology, 801 Leroy Place, Socorro, New Mexico 87801, USA
- 3U.S. Army Corps of Engineers, South Pacific Division Dam Safety Production Center, 1325 J Street, Sacramento, California 95814, USA