31. Louisiana ground-water map no. 7 : potentiometric surface, 1991, and water-level changes, 1969-91, of the Chicot equivalent aquifer system in southeastern Louisiana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Baton Rouge, Louisiana : U.S. Department of the Interior, U.S. Geological Survey, 1995 Resource Type: Map Access & Availability: Loading
32. Louisiana ground-water map no. 8 : potentiometric surface, 1991, of the Carrizo-Wilcox aquifer in northwestern Louisiana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Baton Rouge, Louisiana : U.S. Department of the Interior, U.S. Geological Survey, 1995 Resource Type: Map Access & Availability: Loading
33. 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
34. Multiple-regression equations to estimate peak-flow frequency for streams in Hays County, Texas Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Austin, Tex. : U.S. Department of the Interior, U.S. Geological Survey, 1995 Resource Type: Map Access & Availability: Loading
35. Peak-flow frequency and extreme flood potential for streams in the vicinity of the Highland Lakes, central Texas Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Earth Science Information Center, Open-File Reports Section Resource Type: Map Access & Availability: Loading
36. Potential hydrologic effects of mining in the Humboldt River basin, northern Nevada Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Carson City, Nevada : U.S. Department of the Interior, U.S. Geological Survey, 1995 Resource Type: Map Access & Availability: Loading
37. Potentiometric surface of the principal alluvial aquifers in the Rio Espiritu Santo to Rio Demajagua area, Puerto Rico, March 23-24,1994 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
38. Potentiometric surface of the Sparta and Memphis aquifers in eastern Arkansas, April through July 1993 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Little Rock, Arkansas : U.S. Department of the Interior, U.S. Geological Survey, 1995 Resource Type: Map Access & Availability: Loading
39. Sampling design for assessing water quality of the Red River of the North Basin, Minnesota, North Dakota, and South Dakota, 1993-1995 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Mounds View, Minnesota : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
40. Seasonal ground-water level changes (1990-93) and flow patterns in the Fristoe unit of the Mark Twain National Forest, southern Missouri Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Rolla, Missouri : U.S. Department of the Interior, U.S. Geological Survey, 1995 Resource Type: Map Access & Availability: Loading