Author
Geological Survey (U.S.)
661
Geological Survey (U.S.),
335
United States,
64
U.S. Fish and Wildlife Service
56
University of Texas at Austin. Bureau of Economic Geology
52
United States. National Park Service
47
University of Texas. Bureau of Economic Geology
37
Houston (Tex.)
35
Harris-Galveston Coastal Subsidence District (Tex.)
32
San Antonio Water System (Tex.)
32
Texas Water Development Board
32
Barnes, Virgil E. 1903-1998
29
Texas. Department of Transportation
26
National Water-Quality Assessment Program (U.S.)
25
Asquith, William H.
24
United States. Congress. Senate. Committee on Energy and Natural Resources
22
Austin (Tex.)
20
Educational Resources Information Center (U.S.)
20
United States. Congress. House. Committee on Resources
20
Cibola National Forest (Agency : U.S.),
19
United States. Bureau of Mines
19
United States. Congress. House. Committee on Transportation and Infrastructure
19
Texas. Department of Water Resources
18
United States. Army. Corps of Engineers
17
United States. National Park Service,
17
Clark, Allan K.,
16
United States. Defense Mapping Agency. Hydrographic/Topographic Center
16
Battelle Memorial Institute. Office of Nuclear Waste Isolation
15
Moring, J. Bruce 1959-
15
Ockerman, Darwin J.
15
Slade, R. M.
15
Texas Commission on Environmental Quality
15
United States. Administration on Aging
15
United States. Department of Education
15
University of Texas. Division of Economic Geology
15
Kasmarek, Mark C.
14
Land, Larry F.
14
United States. Congress. House. Committee on Natural Resources
14
Eargle, Dolan H., Jr
13
Edwards Underground Water District (Tex.)
13
San Antonio River Authority
13
Slade, R. M.,
13
U.S. Atomic Energy Commission
13
U.S. Fish and Wildlife Service,
13
Aeronautical Systems Center (U.S.). Environmental Management Directorate
12
Asquith, William H.,
12
EBSCOhost
12
Edwards Aquifer Authority (Tex.)
12
USGS Texas Water Science Center
12
United States. Congress. House. Committee on Natural Resources,
12
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