21. Hydrology and trophic ecology of Walden Pond, Concord, Massachusetts Author/Creator: Friesz, Paul J. Publication/Creation: Reston, VA : U.S. Dept. of the Interior, U.S. Geological Survey, [2001] Resource Type: Map Access & Availability: Loading
22. Predevelopment water-level map of the Santa Fe Group aquifer system in the middle Rio Grande Basin between Cochiti Lake and San Acacia, New Mexico Author/Creator: Geological Survey (U.S.) Publication/Creation: [Reston, Va.?] : The Survey, [2001?] Resource Type: Map Access & Availability: Loading
23. Bathymetric survey of Cross Lake, Caddo Parish, Louisiana, April through June 1996 Author/Creator: McGee, Benton D. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Map Access & Availability: Loading
24. Water levels in, extent of freshwater in, and water withdrawals from ten confined aquifers, New Jersey and Delaware coastal plain, 1998 Author/Creator: Geological Survey (U.S.) Publication/Creation: [West Trenton, N.J.] : The Survey, 2001 Resource Type: Map Access & Availability: Loading
25. Ground-water levels and flow directions in glacial sediments and carbonate bedrock near Tremont City, Ohio, October - November 2000 Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor]. Resource Type: Map Access & Availability: Loading
26. Louisiana ground-water map no. 12 : potentiometric surface of the Chicot Aquifer system in southwestern Louisiana, June 2000 Author/Creator: Lovelace, John K. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Map Access & Availability: Loading
27. Ground-water resources of Tinian, Commonwealth of the Northern Mariana Islands Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
28. Spatial distribution, temporal variability, and chemistry of the salt wedge in the lower Charles River, Massachusetts, June 1998 to July 1999 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
29. Unconsolidated aquifers in Tompkins County, New York Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
30. Altitude, depth, and thickness of the Galena-Platteville bedrock unit in the subcrop area of Illinois and Wisconsin Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
31. Bathymetry and selected perspective views of sea floor north and west of Maui, Hawaii Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
32. Areas of gain and loss along the Platte River, central Nebraska, spring 1999 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
33. Delineation of ground-water recharge areas, western Cape Cod, Massachusetts Author/Creator: Geological Survey (U.S.), issuing body Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
34. Hydrogeologic and geochemical characteristics of the Ogallala and White River aquifers, Cheyenne, Wyoming Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
35. Bathymetry and selected perspective views of central San Francisco Bay, California Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
36. Time of travel of solutes in Buffalo Bayou and selected tributaries, Houston, Texas, August 1999 Author/Creator: Geological Survey (U.S.) Publication/Creation: [Denver, CO] : [For sale by Branch of Information Services]. Resource Type: Map Access & Availability: Loading
37. Assessment of the effect of road construction and other modifications on surface-water flow at St. Vincent National Wildlife Refuge, Franklin County, Florida Author/Creator: Davis, J. Hal Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
38. Time of travel of solutes in Buffalo Bayou and selected tributaries, Houston, Texas, August 1999 Author/Creator: Geological Survey (U.S.) Publication/Creation: [Austin, Tex.?] : U.S. Dept. of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
39. Hydrology and water quality of the Oljato alluvial aquifer, Monument Valley area, Utah and Arizona Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Salt Lake City, Utah : U.S. Department of the Interior, U.S. Geological Survey, 1999 Resource Type: Map Access & Availability: Loading
40. Bathymetric survey and physical and chemical-related properties of False River, Louisiana, June and July 1998 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1999 Resource Type: Map Access & Availability: Loading