Laura Bexfield has been a hydrologist in the New Mexico Water Science Center of the U.S. Geological Survey since 1993, where she is currently the Water-Quality Specialist. She also contributes to the Groundwater Status and Trends Team of the National Water-Quality Assessment program. During her 22 years with the USGS, she has been involved with multiple projects characterizing groundwater chemistry and groundwater flow systems across the Southwest.