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Use of precipitation and groundwater isotopes to interpret regional hydrology on a tropical volcanic island: Kilauea volcano area, Hawaii Use of precipitation and groundwater isotopes to interpret regional hydrology on a tropical volcanic island: Kilauea volcano area, Hawaii

Isotope tracer methods were used to determine flow paths, recharge areas, and relative age for groundwater in the Kilauea volcano area of the Island of Hawaii. A network of up to 66 precipitation collectors was emplaced in the study area and sampled twice yearly for a 3-year period. Stable isotopes in rainfall show three distinct isotopic gradients with elevation, which are correlated...
Authors
M. A. Scholl, S. E. Ingebritsen, C. J. Janik, J. P. Kauahikaua

Hydrogeology of the Hawaii Scientific Drilling Project borehole KP-1 1. Hydraulic conditions adjacent to the well bore Hydrogeology of the Hawaii Scientific Drilling Project borehole KP-1 1. Hydraulic conditions adjacent to the well bore

Temperature and formation resistivity logs obtained in borehole KP-1 of the Hawaii Scientific Drilling Project indicate that the adjacent formation is characterized by several zones of distinctly different average temperature and water salinity. A series of hydraulic analyses and water sampling programs were conducted to rule out the possibility of local hydraulic effects associated with...
Authors
Frederick L. Paillet, D. M. Thomas

The Springdale, Utah, landslide: An extraordinary event The Springdale, Utah, landslide: An extraordinary event

The most dramatic geologic effect of the M-5.7 St. George, Utah earthquake of 2 September 1992 was the triggering of the 14,000,000-m3 Springdale, Utah landslide. The roughly 10 m of landslide movement destroyed three houses, threatened several condominiums, disrupted utility lines, and temporarily closed the southwest entrance to Zion National Park. The seismic triggering of this...
Authors
R.W. Jibson, E. L. Harp

Gull of Mexico and Caribbean EEZ: Part III Gull of Mexico and Caribbean EEZ: Part III

No abstract available.
Authors
David C. Twichell, Kathryn M. Scanlon, William P. Dillon

U.S. East Coast EEZ: Part II U.S. East Coast EEZ: Part II

No abstract available.
Authors
James M. Robb, William P. Dillon, Dennis W. O'Leary, Peter Popenoe
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