Region
California
281
Colorado
262
Florida
240
New York (State)
209
New Mexico
198
Arizona
167
Nevada
164
Texas
147
United States
131
Wyoming
129
Kansas
127
Washington (State)
99
Utah
97
Montana
92
Louisiana
91
Arkansas
89
Idaho
81
Minnesota
79
Oregon
76
Pennsylvania
72
Floridan Aquifer
68
Hawaii
68
High Plains Aquifer
67
Tennessee
67
Mississippi
60
North Carolina
59
South Dakota
56
Georgia
52
Ohio
52
Nebraska
51
Maryland
50
Kentucky
49
North Dakota
48
Southern States
48
New Jersey
47
Puerto Rico
47
Alabama
43
Massachusetts
43
Oklahoma
38
South Carolina
37
Wisconsin
37
Long Island
34
Virginia
34
Alaska
33
Oswego County
33
Maryland, Southern
32
Michigan
31
San Joaquin Valley
31
Columbia Plateau
29
High Plains (U.S.)
29
more ...