Structural architecture of the Confusion Range, west-central Utah: a Sevier fold-thrust belt and frontier petroleum province

By: David C. Greene and Donna M. Herring

This report (22p., 6pl.) describes the structural geology and petroleum potential of the Confusion Range in west central Utah. Four new balanced and retrodeformable cross sections across the range and adjacent Tule Valley are presented, and support interpretation of the Confusion Range as an east-vergent, fold thrust belt formed during the Sevier Orogeny.

OFR-613 ……………………….$14.95

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Ar/39Ar Geochronology results for the Allens Ranch and Boulter Peak quadrangles, Utah

OFR-616, Web only

 Whole-rock Geochemical data for the Allens Ranch, Boulter Peak, and Goshen quadrangles, Utah, by Adam P. McKean, Eric H. Christiansen, Tara Allen, and Bart J. Kowallis, 9 p., OFR-617, Web only

 

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Current Issue Contents:

  • Damaging Debris Flows Prompt Landslide Inventory Mapping for the 2012 Seely Fire, Carbon and Emery Counties, Utah
  • Rock Fall: An Increasing Hazard in Urbanizing Southwestern Utah
  • New Geologic Data Resources for Utah
  • Energy News
  • Teacher’s Corner
  • Glad You Asked: Where is the Coolest Spot in Utah?
  • GeoSights: The Goosenecks of the San Juan River, San Juan County, Utah
  • Survey News
  • New Publications

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Geologic map of the Johnson Lakes quadrangle, Kane County, Utah, and Coconino County, Arizona,

By: Janice M. Hayden

The Johnson Lakes quadrangle includes parts of the Chocolate (Shinarump) and Vermilion Cliff steps of the Grand Staircase in the southwest part of Grand Staircase-Escalante National Monument. Reddish-brown Lower Jurassic strata of the Vermilion Cliffs dominate the map area. Overall, strata dip gently to the northwest. They are cut by the Paunsaugunt fault at the east edge of the map area, and by several minor, mostly down-to-the-west normal faults. A variety of surficial deposits locally conceal bedrock, including broad alluvial and eolian surfaces deeply incised by modern arroyos. “Picture stone” from the Shinarump Conglomerate Member of the Chinle Formation is quarried locally.

This CD contains geographic information system (GIS) files in ESRI file geodatabase and shapefile formats. Also included are two plates-the geologic map at 1:24,000 and the explanation sheet-both in PDF format. The latest version of Adobe Reader is required to view the PDF files. Specialized GIS software is required to use the GIS files.


M-261DM……………………………….$24.95

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Hydrogeochemistry, geothermometry, and structural setting of Thermal Springs in northern Utah and southeastern Idaho,

By:Brennan Young, Katherine, Shervais, Moises Ponce-Zepeda, Sari Rosove, James Evans

This CD contains a 29-page report conducted by undergraduate researchers at Utah State University during 2010 and 2011 under the direction of Dr. James P. Evans. It includes data collected from hot springs in northern Utah and southeastern Idaho, including location, temperature, acidity, salinity, cation concentrations, and maximum reservoir temperature estimates acquired through the application of several cation geothermometers.


OFR-605…………………………………..$14.95

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by Steve D. Bowman and William R. Lund

This compilation includes 20 reports pertaining to U.S. Geological Survey (USGS)-funded National Earthquake Hazards Reduction Program (NEHRP) paleoseismic investigations conducted between 1978 and 2012, one report that predates the NEHRP program, and 36 annual to semi-annual Summaries of Technical Reports authored by funded NEHRP investigators. These reports contain information on some of the first paleoseismic investigations conducted on the Wasatch fault zone. Original authors made few copies of these reports, and many are very difficult to locate. This publication makes these otherwise hard-to-find legacy reports easily accessible to scientists, government policy makers, and the general public.

MP-13-3         $14.95

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MORE INFO

deseretnews.com

Residents and agencies are racing to fight debris and water flow caused by an unusually wet “monsoon season” in Utah that has caused slides and the threat of slides from Huntington to Alpine and across the Wasatch Front.

Salt Lake City averages 0.61 inches of rain in July, according to National Weather Service readings taken at Salt Lake airport. As of July 17, readings there totaled 1.15 inches and the month has weeks to go.

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by V.E. Langenheim, H. Willis, N.D. Athens, B.A. Chuchel, S.M. Kraushaar, N.E. Knepprath, J. Rosario, J. Roza, A.I. Hiscock, and C.L. Hardwick

A new isostatic residual gravity map of the northwest corner of Utah is based on compilation of preexisting data and new data collected by the Utah and United States Geological Surveys. Pronounced gravity lows occur over Junction, Grouse Creek, and upper Raft River Valleys, indicating significant thickness of low-density Tertiary sedimentary rocks and deposits. Gravity highs coincide with exposures of dense pre-Cenozoic rocks in the Raft River Mountains. Higher values in the eastern part of the map may be produced in part by deeper crustal density variations or crustal thinning. Steep linear gravity gradients coincide with mapped Neogene normal faults near Goose Creek and may define basin-bounding faults concealed beneath Junction and Upper Raft River Valleys.

MP-13-2        $14.95

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by Dave Keighley

The Green River Formation of the Uinta Basin in eastern Utah is host to not only one of the world’s largest oil shale deposits, primarily  in the Mahogany oil shale zone, but it also contains significant conventional oil and gas reserves in interfingering sand bodies that  grade into the laterally equivalent Colton and Wasatch Formations. However, very few marker beds and intervals can be correlated across the basin to help subdivide the 2 km-thick succession of upper Green River Formation strata overlying the main oil shale zone. This report forms part of an ongoing attempt to subdivide this sedimentary succession by identifying systematic variations in the abundance of particular elements, by way of inductively coupled plasma (ICP) spectrometry analyses, to produce a chemostratigraphy of the succession. This CD contains a 30-page report plus eight appendices.

MP-13-1         $14.95

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by J. Lucy Jordan and Walid W. Sabbah

This CD contains a 125-page comprehensive study of the hydrogeology of Cedar Valley, Utah County, located in north-central Utah. The report includes 72 figures; two plates, one of which is a potentiometric map of the basin-fill, bedrock, and several perched aquifers; and seven appendices of data. Field investigations included groundwater chemistry sampling, regular water-level monitoring, and multiple-well aquifer testing. The field data were incorporated into a 3D digital groundwater flow model using MODFLOW2000.

Special Study 145     $24.95

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by Douglas A. Sprinkel, Scott K. Madsen, James I. Kirkland, Gerald L. Waanders, and Gary J. Hunt

This 20-page report describes the stratigraphy of the Cedar Mountain and Dakota Formations in and around Dinosaur National Monument in northeast Utah and includes new palynology and radiometric age data. The contact between these formations is unconformable in which the Dakota Formation has incised into the underlying Cedar Mountain Formation. Locally, the Dakota includes a basal marine mudstone and shale until that contains late Albian dinoflagellate cysts, which represents peak sea level during the Kiowa-Skull Creek depositional cycle and indicates the first marine incursion of the Cretaceous Western Interior Seaway into Utah.

Special Study 143    $14.95

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by Stefan M. Kirby

This map represents the geology of the Ophir quadrangle at 1:24,000 scale. The Ophir quadrangle, in southeastern Tooele County, Utah, includes part of the Oquirrh Mountains and an adjoining part of Rush Valley. Quaternary unconsolidated deposits cover the southwestern two-thirds of the quadrangle, and are broadly divisible into alluvial and lacustrine deposits that are separated by the highstand shoreline of Lake Bonneville. A series of down-to-the-southwest normal faults cut unconsolidated deposits and bedrock parallel to the margin of the Oquirrh Mountains and define the southern Oquirrh Mountain fault zone. Bedrock includes Pennsylvanian-to Cambrian-age sedimentary rocks exposed in the Oquirrh Mountains, which are broadly folded across the north-northwest tranding Ophir anticline. Igneous rocks include rhyolite dikes and other intrusions, and at least two magic dikes that cut across sedimentary bedding and some faults at high angles. This CD includes a 13-page report and two plates.

Map 257DM    $24.95

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