1. Altitude and configuration of the potentiometric surface in the crystalline and metasedimentary rocks, northeastern Chester County, Pennsylvania, May through October 1990 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Lemoyne, Pa.] : U.S. Department of the Interior, U.S. Geological Survey, 1992 Format: Map Access & Availability: Loading
2. Altitude and configuration of the potentiometric surface in the Triassic sandstones and shales, northeastern Chester County, Pennsylvania, September 1987 through January 1988 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : Department of the Interior, U.S. Geological Survey, 1989 Format: Map Access & Availability: Loading
3. Altitude and configuration of the potentiometric surface in the Triassic sandstones and shales, northern Chester County, Pennsylvania, October 1989 through March 1990 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Harrisburg, Pennsylvania : Department of the Interior, U.S. Geological Survey, 1990 Format: Map Access & Availability: Loading
4. Altitude and configuration of the top of the Floridan aquifer, Duval County, Florida Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : Department of the Interior, United States Geological Survey, 1978 Format: Map Access & Availability: Loading
5. Altitude and configuration of the water table, and depth to water near Cheyenne, Wyoming, May 1984 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Format: Map Access & Availability: Loading
6. Altitude and configuration of the water table in the High Plains aquifer in Kansas, 1980 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : Department of the Interior, United States Geological Survey, 1985 Format: Map Edition: [Water-resources investigations edition]. Access & Availability: Loading
7. Altitude and configuration of the water-level surface in lower Paleozoic and Precambrian crystalline rocks in the Red Clay Creek Basin, Chester County, Pennsylvania, and New Castle County, Delaware, June through October 1989 and March 1990 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Harrisburg, Pennsylvania : United States Department of the Interior, U.S. Geological Survey, 1991 Format: Map Access & Availability: Loading
8. Altitude and generalized configuration of the top of the Floridan aquifer, St. Johns County, Florida Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Tallahassee, Florida : Department of the Interior, United States Geological Survey, 1984 Format: Map Access & Availability: Loading
9. Altitude of the base of freshwater in Louisiana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Baton Rouge, Louisiana : Department of the Interior, United States Geological Survey, 1988 Format: Map Access & Availability: Loading
10. Altitude of the potentiometric surface and changes in water levels in the Sparta-Memphis aquifer in eastern and southern Arkansas, spring 1986 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Little Rock, Arkansas : Department of the Interior, U.S. Geological Survey, 1989 Format: Map Access & Availability: Loading
11. Altitude of the potentiometric surface in the Manchester Aquifer at Arnold Air Force Base, May 1991, Coffee and Franklin counties, Tennessee Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Nashville, Tennessee : U.S. Department of the Interior, U.S. Geological Survey, 1993 Format: Map Access & Availability: Loading
12. Altitude of the potentiometric surface in the Mississippi River Valley alluvial aquifer, spring 2018 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2020 Format: Map Access & Availability: Loading
13. Altitude of the potentiometric surface in the Mississippi River Valley alluvial aquifer, spring 2020 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2021 Format: Map Access & Availability: Loading
14. Altitude of the potentiometric surface, September 1990, and historic water-level changes in the Memphis aquifer in the Memphis area, Tennessee Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Nashville,TN] : U.S. Department of the Interior, U.S. Geological Survey, 1992 Format: Map Access & Availability: Loading
15. Altitude of the water table in the Biscayne aquifer, Broward County, Florida, April 26-29, 1988 Author/Creator: Lietz, A. C. Publication/Creation: [Tallahassee, Fla.] : U.S. Geological Survey, [1992] Format: Map Access & Availability: Loading
16. Altitude of the water table in the surficial aquifer system, shallow zone, in eastern Palm Beach County, Florida, May 1-5, 1989 Author/Creator: Kane, Richard L. Publication/Creation: [Reston, Va.?] : U.S. Geological Survey ; Denver, Colo. : Copies can be purchased from Books and Open File Reports, 1992 Format: Map Access & Availability: Loading
17. Approximate change in water levels in the Chicot and Evangeline aquifers 1977-88 and 1987-88, and measured compaction 1973-88, in the Houston-Galveston region, Texas Author/Creator: Gabrysch, R. K. Publication/Creation: [Reston, Va.] : U.S. Geological Survey, 1988 Format: Map Access & Availability: Loading
18. Approximate location of the 10,000-milligram-per-liter dissolved-solids boundary in the Silurian and Devonian carbonate-rock aquifer, southwestern and northern Indiana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 1994 Format: Map Access & Availability: Loading
19. Approximate potentiometric surface for the aquifer unit A2, southeastern coastal plain aquifer system of the United States, prior to development Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Format: Map Access & Availability: Loading
20. Approximate potentiometric surface for the aquifer unit A3, southeastern coastal plain aquifer system of the United States, prior to development Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Format: Map Access & Availability: Loading
21. Approximate potentiometric surface for the aquifer unit A4, southeastern coastal plain aquifer system of the United States, prior to development Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Format: Map Access & Availability: Loading
22. Approximate water-level changes in wells completed in the Chicot and Evangeline aquifers, 1977-91 and 1990-91, and measured compaction, 1973- 90, in the Houston-Galveston region, Texas Author/Creator: Barbie, Dana L. Publication/Creation: [Reston, Va.] : U.S. Geological Survey, 1991 Format: Map Access & Availability: Loading
23. Aquifer-test results, direction of ground-water flow, and 1984-90 annual ground-water pumpage for irrigation, lower Big Lost River Valley, Idaho Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Boise, Idaho : U.S. Department of the Interior, U.S. Geological Survey, 1992 Format: Map Access & Availability: Loading
24. Areal extent of freshwater in major aquifers of Louisiana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Baton Rouge, Louisiana : Department of the Interior, U.S. Geological Survey, 1986 Format: Map Access & Availability: Loading
25. Areal variation in recharge to and discharge from the Floridan aquifer system in Florida Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Tallahassee, Florida : Department of the Interior, U.S. Geological Survey, 1988 Format: Map Access & Availability: Loading
26. 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 Format: Map Access & Availability: Loading
27. Atlas hydrogéologique de l'Abitibi-Témiscamingue Author/Creator: Cloutier, Vincent, 1969- author Publication/Creation: Québec (Québec) : Presses de l'Université du Québec, [2016] Format: Map Access & Availability: Loading
28. Atlas of ground-water resources in Puerto Rico and the U.S. Virgin Islands Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: San Juan, Puerto Rico : U.S. Department of the Interior, U.S. Geological Survey, 1996 Format: Map Access & Availability: Loading
29. The atlas of water : mapping the world's most critical resource Author/Creator: Black, Maggie, 1945- author Publication/Creation: Oakland, California : University of California Press, [2016] Format: Map Edition: Third edition. Access & Availability: Loading
30. Availability and quality of ground water in the Drain-Yoncalla area, Douglas County, Oregon Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Portland, Oregon : Department of the Interior, United States Geological Survey, 1977 Format: Map Access & Availability: Loading
31. Availability of ground water from unconsolidated deposits in the Mohawk River Basin, New York Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Albany, New York : Department of the Interior, U.S. Geological Survey, 1990 Format: Map Access & Availability: Loading
32. Availability of ground water in Seminole County and vicinity, Florida Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : Department of the Interior, United States Geological Survey, 1976 Format: Map Access & Availability: Loading
33. Availability of ground water in the Androscoggin River Basin, northern New Hampshire Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Concord, New Hampshire : Department of the Interior, United States Geological Survey, 1975 Format: Map Access & Availability: Loading
34. Availability of ground water in the lower Connecticut River Basin, southwestern New Hampshire Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Concord, New Hampshire : Department of the Interior, United States Geological Survey, 1977 Format: Map Access & Availability: Loading
35. Availability of ground water in the lower Merrimack River basin, southern New Hampshire Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Concord, New Hampshire : Department of the Interior, United States Geological Survey, 1977 Format: Map Access & Availability: Loading
36. Availability of ground water in the middle Merrimack River Basin, central and southern New Hampshire Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Concord, New Hampshire : Department of the Interior, United States Geological Survey, 1976 Format: Map Access & Availability: Loading
37. Availability of ground water in the Piscataqua and other coastal river basins, southeastern New Hampshire Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Concord, New Hampshire : Department of the Interior, United States Geological Survey, 1977 Format: Map Access & Availability: Loading
38. Availability of ground water in the unconsolidated aquifers in the Mid-Hudson River Basin, New York Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Albany, New York : United States Department of the Interior, Geological Survey, 1987 Format: Map Access & Availability: Loading