41. 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
42. 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
43. Temporal changes in the configuration of the water table in the vicinity of the management systems evaluation area site, central Nebraska Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Lincoln, Nebraska : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
44. Thickness of the Mississippi River alluvium and thickness of the coarse sand and gravel in the Mississippi River alluvium in northwestern Mississippi Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Pearl, Mississippi : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
45. Thickness of unconsolidated deposits in the Puget Sound lowland, Washington and British Columbia Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Tacoma, Washington : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
46. Thickness of unconsolidated deposits in the towns of Solon and Taylor, Cortland County, New York Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
47. Water-level conditions in the Black Creek Aquifer, 1992-94, in parts of Bladen, Hoke, Robeson, and Scotland counties, North Carolina Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Raleigh, North Carolina : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
48. Water-surface profile and flood boundaries for the computed 100-year flood, Big Muddy Creek, Fort Peck Indian Reservation and adjacent area, Montana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Helena, Montana : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading