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2. Altitude and configuration of the potentiometric surface in the crystalline and metasedimentary rocks, northeastern Chester County, Pennsylvania, May through October 1990
3. Altitude and configuration of the potentiometric surfaces of the upper and lower aquifer systems in Bridgeton, Nockamixon, and Tinicum townships, Bucks County, Pennsylvania, April 1991 through April 1992
4. Altitude and configuration of the water table in the High Plains aquifer in Kansas, 1980
5. Altitude and generalized configuration of the top of the Floridan aquifer, St. Johns County, Florida
6. Altitude, depth, and thickness of the Galena-Platteville bedrock unit in the subcrop area of Illinois and Wisconsin
7. Altitude of the base of freshwater in Louisiana
8. Altitude of the freshwater-saltwater interface in a regionally extensive coastal plain aquifer of Mississippi, Alabama, and Georgia
9. Altitude of the potentiometric surface and changes in water levels in the Sparta-Memphis aquifer in eastern and southern Arkansas, spring 1986
10. Altitude of the potentiometric surface in the Manchester Aquifer at Arnold Air Force Base, May 1991, Coffee and Franklin counties, Tennessee
11. Altitude of the potentiometric surface in the Mississippi River Valley alluvial aquifer, spring 2018
12. Altitude of the potentiometric surface in the Mississippi River Valley alluvial aquifer, spring 2020
13. Approximate location of the 10,000-milligram-per-liter dissolved-solids boundary in the Silurian and Devonian carbonate-rock aquifer, southwestern and northern Indiana
14. Approximate potentiometric surface for the aquifer unit A2, southeastern coastal plain aquifer system of the United States, prior to development
15. Approximate potentiometric surface for the aquifer unit A3, southeastern coastal plain aquifer system of the United States, prior to development
16. Approximate potentiometric surface for the aquifer unit A4, southeastern coastal plain aquifer system of the United States, prior to development
17. Areal extent of freshwater in major aquifers of Louisiana
18. Areal variation in recharge to and discharge from the Floridan aquifer system in Florida
19. Availability of ground water in the unconsolidated aquifers in the Mid-Hudson River Basin, New York
20. Base of principal aquifer for parts of the North Platte, South Platte, and Twin Platte Natural Resources District, western Nebraska
21. Bedrock-surface altitude in the midwestern basins and arches region of Indiana, Ohio, Michigan, and Illinois
22. Chemical characteristics of water in the surficial aquifer system, Broward County, Florida
23. Chemical quality of water in the basin-fill aquifer, Milford area, Utah, July and August, 1994
24. The Citronelle aquifers in Mississippi
25. Configuration and hydrology of the Pre-Cretaceous rocks underlying the southeastern coastal plain aquifer system
26. Correlation of regional geohydrologic units to geological formations in southern Missouri
27. Current (2004-07) conditions and changes in ground-water levels from predevelopment to 2007, southern High Plains aquifer, east-central New Mexico, Curry County, Portales, and Causey Lingo underground water basins
28. Current (2004-07) conditions and changes in ground-water levels from predevelopment to 2007, southern High Plains aquifer, east-central New Mexico, Curry County, Portales, and Causey Lingo underground water basins
29. Current (2004-07) conditions and changes in ground-water levels from predevelopment to 2007, southern High Plains aquifer, southeast New Mexico, Lea County underground water basin
30. Current (2004-07) conditions and changes in ground-water levels from predevelopment to 2007, southern High Plains aquifer, southeast New Mexico, Lea County underground water basin
31. Delineation of saltwater intrusion in the surficial aquifer system in eastern Palm Beach, Martin, and St. Lucie Counties, Florida, 1997-98
32. Depth to the water table on Long Island, New York, in March 1979
33. Difference between the potentiometric surface of the Aquia aquifer in Spring of 1979 and Fall of 1986 in southern Maryland
34. The difference between the potentiometric surfaces of the Aquia aquifer of September 1986 and September 1988 in southern Maryland
35. The difference between the potentiometric surfaces of the Aquia Aquifer, September 1982 and September 1997 in Southern Maryland
36. The difference between the potentiometric surfaces of the lower Patapsco Aquifer, September 1990 and September 1997 in Southern Maryland
37. The difference between the potentiometric surfaces of the Magothy Aquifer, September 1975 and September 1997 in Southern Maryland
38. The difference between the potentiometric surfaces of the upper Patapsco Aquifer, September 1990 and September 1997 in Southern Maryland
39. Digital model analysis of the principal artesian aquifer, Glynn County, Georgia
40. Digital model analysis of the principal artesian aquifer, Savannah, Georgia area
41. Digital surfaces and hydrogeologic data for the Floridan Aquifer system in Florida and in parts of Georgia, Alabama, and South Carolina
42. Distribution and thickness of unconsolidated deposits in Schuyler County, New York
43. Distribution of dissolved-solids concentrations and temperature in ground water of the Gulf Coast aquifer systems, south-central United States
44. Distribution of selected chemical constituents in water from the Floridan aquifer, Southwest Florida Water Management District
45. Drilling, construction, water chemistry, water levels, and regional potentiometric surface of the upper carbonate-rock aquifer in Clark County, Nevada, 2009-2015
46. Estimated 2012 groundwater potentiometric surface and drawdown from predevelopment to 2012 in the Santa Fe group aquifer system in the Albuquerque metropolitan area, central New Mexico
47. Estimated 2016 groundwater level and drawdown from predevelopment to 2016 in the Santa Fe Group aquifer system in the Albuquerque area, central New Mexico
48. Estimated 2016 groundwater level and drawdown from predevelopment to 2016 in the Santa Fe Group aquifer system in the Albuquerque area, central New Mexico
49. Estimated thickness and potential well yield of stratified-drift deposits in selected areas of northern Westchester County, New York
50. The Eutaw-McShan aquifer in Mississippi
51. Generalized altitude and configuration of the water table in parts of Larimer, Loogan, Sedgwick, and Weld Counties, Colorado
52. Generalized potentiometric surface, estimated depth to water, and estimated saturated thickness of the High Plains aquifer system, March-June 2009. Laramie County, Wyoming
53. Generalized potentiometric surface, estimated depth to water, and estimated saturated thickness of the High Plains aquifer system, March-June 2009, Laramie County, Wyoming
54. Generalized potentiometric surface of aquifers of Pleistocene age, Southern Louisiana, 1980
55. Generalized potentiometric surface of shallow aquifers in southern Mississippi, 1982
56. Generalized potentiometric surface of the aquifers in the Cockfield Formation, southeastern Arkansas, spring 1980
57. Generalized potentiometric surface of the Arikaree Aquifer, Pine Ridge Indian Reservation and Bennett County, South Dakota
58. Generalized potentiometric surface of the Catahoula aquifer in central Louisiana, 1980
59. Generalized potentiometric surface of the Evangeline and equivalent aquifers in Louisiana, 1980
60. Generalized potentiometric surface of the Sparta-Memphis aquifer, eastern Arkansas, spring 1980
61. Generalized potentiometric surfaces of the Red River alluvial aquifer, pool 1, Red River Waterway Area, central Louisiana
62. Generalized thickness and configuration of the top of the intermediate aquifer, west-central Florida
63. Geohydrologic framework of the coastal plain aquifers of South Carolina
64. Geohydrologic systems in Kansas : physical framework of the Great Plains aquifer system
65. Geohydrologic systems in Kansas : physical framework of the lower aquifer unit in the western interior plains aquifer system
66. Geohydrologic systems in Kansas : physical framework of the upper aquifer unit in the western interior plains aquifer system
67. Geohydrologic systems in Kansas : physical framework of the western interior plains confining system
68. Geohydrologic systems in Kansas, geohydrology of the lower aquifer unit in the western interior plains aquifer system
69. Geohydrologic systems in Kansas, geohydrology of the upper aquifer unit in the western interior plains aquifer system
70. Geohydrology of the Floridan aquifer in the Withlacoochee River basin of the Southwest Florida Water Management District
71. Geohydrology of the glacial-outwash aquifer in the Batavia area, Tonawanda Creek, Genesee County, New York
72. Geohydrology of the High Plains Aquifer system, Cheyenne urban area, Wyoming, 1991
73. Geohydrology of the High Plains aquifer system in Nebraska
74. Geohydrology of the valley-fill aquifer in the Bath area, Lower Cohocton River, Steuben County, New York
75. Geohydrology of the valley-fill aquifer in the Cohocton area, Upper Cohocton River, Steuben County, New York
76. Geohydrology, yield, and water quality of stratified-drift aquifers in the Pemigewasset River Basin, central New Hampshire
77. Geologic framework and hydrostratigraphy of the Edwards and Trinity Aquifers within Hays County, Texas
78. Geologic framework and hydrostratigraphy of the Edwards and Trinity Aquifers within northern Bexar and Comal Counties, Texas
79. Geologic framework and hydrostratigraphy of the Edwards and Trinity aquifers within northern Bexar and Comal counties, Texas
80. Geologic framework and hydrostratigraphy of the Edwards and Trinity Aquifers within northern Medina County, Texas
81. Geology and hydrology of the deep bedrock aquifers in eastern Colorado
82. Geology, structure, and thickness of hydrogeologic units in part of the Columbia Plateau, Oregon
83. Geostatistical estimation of the bottom altitude and thickness of the Mississippi River Valley alluvial aquifer
84. Ground-water availability from the unconsolidated deposits of the St. Lawrence River Basin, New York
85. Ground-water availability in the Black River Basin, New York
86. Ground-water flow system and aquifer-storage monitoring networks : aquifer-storage change in the lower Canada del Oro subbasin, Pima County, Arizona, 1996-98
87. Ground-water levels and flow directions in the buried valley aquifer around Dayton, Ohio, September 1993
88. Groundwater-level change for the periods 2002-8, 2008-12, and 2008-16 in the Santa Fe group aquifer system in the Albuquerque area, central New Mexico
89. Groundwater-level change for the periods 2002-8, 2008-12, and 2008-16 in the Santa Fe group aquifer system in the Albuquerque area, central New Mexico
90. Groundwater-quality survey of the south coast aquifer of Puerto Rico, April 2 through May 30, 2007
91. Historical ground-water development in the Salinas alluvial fan area, Salinas, Puerto Rico, 1900-2005
92. Historical potentiometric surface of the Edwards-Trinity Aquifer System and contiguous hydraulically connected units, west-central Texas
93. Historical saturated thickness of the Edwards-Trinity aquifer system and selected contiguous hydraulically connected units, west-central Texas
94. Hydrogeologic and geochemical characteristics of the Ogallala and White River aquifers, Cheyenne, Wyoming
95. Hydrogeologic and water-quality characteristics of glacial-drift aquifers in Minnesota
96. Hydrogeologic and water-quality characteristics of the Ironton-Galesville aquifer, southeast Minnesota
97. Hydrogeologic and water-quality characteristics of the Prairie du Chien-Jordan aquifer, southeast Minnesota
98. Hydrogeologic and water-quality characteristics of the St. Peter aquifer, southeast Minnesota
99. Hydrogeologic appraisal of the valley-fill aquifer in the Port Jervis Trough, Sullivan and Ulster Counties, New York
100. Hydrogeologic atlas of aquifers in Indiana
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