Eliza Gross is a National Map Liaison with the U.S. Geological Survey (USGS) National Geospatial Program (NGP) and provides outreach and coordination of geospatial activities in support of NGP initiatives and USGS science. Before joining NGP in 2020, she started with the Pennsylvania Water Science Center in 2007 and has worked on multiple groundwater-water quality projects involving geospatial and statistical analysis of groundwater-quality data and the relation of groundwater-quality concentrations to human health standards.