1. Louisiana ground-water map no, 9 : potentiometric surface, 1993, of the Cockfield aquifer in northern Louisiana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Baton Rouge, Louisiana : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
2. Louisiana ground-water map no. 13 : hydrogeologic and potentiometric surface, October 1996, of the Sparta Aquifer in northern Louisiana Author/Creator: Brantly, Jeffrey A. Publication/Creation: Reston, VA : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Map Access & Availability: Loading