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Hydrochemistry of the surficial and intermediate aquifer systems in Florida
M. P. Berndt, B. G. Katz
1992, Water-Resources Investigations Report 91-4186
Hydrochemistry of the surficial and intermediate aquifer systems in Florida reflects the lithology and mineralogy of units within each aquifer and sources of water to each aquifer. The surficial aquifer system consists of sand, sandstone, clay, limestone, and shell units that are recharged primarily by precipitation. Calcium bicarbonate was the...
Geologic map of the Elysium region of Mars
K. L. Tanaka, M. G. Chapman, D. H. Scott
1992, IMAP 2147
The region centered at Elysium Mons contains that second largest volcanic complex on Mars, surpassed in size by only the Tharsis complex. The Elysium region also has been a center of tectonic, fluvial, and mass-wasting<span...
Availability and quality of water from the alluvial, glacial-drift, and Dakota aquifers and water use in southwest Iowa
R.E. Hansen, C. A. Thompson, P. E. Van Dorpe
1992, Water-Resources Investigations Report 91-4156
A ground-water resources investigation was conducted in southwest Iowa to describe the availability, quality, and use of water from the alluvial, glacial-drift, and Dakota aquifers in a nine-county area. Historical water quality was examined for each aquifer, and water samples were collected for major ions, trace metals, radionuclides, and selected...