1. Map of the Carpinteria area and vicinity, Santa Barbara County, California : showing water-level contours for March 1983 and net change in water level between March 1982 and March 1983 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Sacramento, California : U.S. Department of the Interior, U.S. Geological Survey, 1984 Resource Type: Map Access & Availability: Loading
2. Map showing the potentiometric surface of the Magothy aquifer in Southern Maryland, September 1983 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Towson, Md.] : United States Department of the Interior, Geological Survey, 1985 Resource Type: Map Access & Availability: Loading
3. Maps showing altitude of the potentiometric surface and changes in water level of the Sparta sand and Memphis sand aquifers in Eastern Arkansas, spring 1983 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Little Rock, Arkansas] : U.S. Department of the Interior, U.S. Geological Survey, 1984 Resource Type: Map Access & Availability: Loading
4. Maps showing altitude of the potentiometric surface and changes in water levels of the alluvial aquifer in eastern Arkansas, Spring 1983 Author/Creator: Edds, Joe, 1924- cartographer Publication/Creation: [Litte Rock, Arkansas] : U.S. Department of the Interior, U.S. Geological Survey, [1984] Resource Type: Map Access & Availability: Loading