Investigating Potential Groundwater Outflows with Electrical Resistivity Tomography: Cottonwood sub-basin, Joshua Tree National Park, California, U.S.A.

John Boyle, United States Military Academy, West Point, Geography & Environmental Engineering, West Point, NY, United States, William Edward Sanford, Colorado State Univ, Fort Collins, CO, United States, Steven Rice, National Park Service Colorado, Water Resources Division, Fort Collins, CO, United States and Tyler Gilkerson, Colorado State University, Geosciences, Fort Collins, CO, United States