1. Water quality of the Edwards Aquifer and streams recharging the aquifer in the San Antonio region, Texas Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
2. Water-level surface in the Chicot equivalent aquifer system in southeastern Louisiana, 2009 Author/Creator: Tomaszewski, Dan J. Publication/Creation: [Reston, Va.] : U.S. Dept., of the Interior, U.S. Geological Survey, 2011 Resource Type: Map Access & Availability: Loading