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Arapahoe Aquifer

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Journal Article
Published: 01 January 2003
Rocky Mountain Geology (2003) 38 (1): 171–181.
.... As a result of our stratigraphic work, bedrock aquifer patterns in the Denver Basin are better quantified. The Arapahoe aquifer is comprised of a series of buried alluvial fans and does not form a uniform layer across the Denver Basin. * Author to whom correspondence should be addressed: denverbasin...
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Journal Article
Published: 01 January 2003
Rocky Mountain Geology (2003) 38 (1): 45–71.
...Richard S. Barclay; Kirk R. Johnson; William J. Betterton; David L. Dilcher Abstract A 50-m-thick section of the Denver Formation (D1 sequence of Raynolds) exposed at the West Bijou Site of the Plains Conservation Center, Arapahoe County, Colorado, contains the first complete Cretaceous-Tertiary (K...
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Journal Article
Published: 01 January 2002
Rocky Mountain Geology (2002) 37 (2): 229–236.
... and is separated from the D1 sequence by a thick paleosol that developed after a period of tectonic quiescence ( Fig. 2 ; Raynolds, this issue ). The Denver Basin bedrock aquifers are named in ascending order the Laramie–Fox Hills (LFH) Aquifer, Arapahoe Aquifer, Denver Aquifer, and Dawson Aquifer...
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Journal Article
Published: 01 January 2002
Rocky Mountain Geology (2002) 37 (2): 111–134.
... depositional patterns and subsurface distribution of bedrock aquifers. 17 10 2002 17 08 2001 04 09 2002 UW Department of Geology and Geophysics 2002 Denver Basin stratigraphy Laramide orogeny sequence stratigraphy synorogenic The Late Cretaceous through early Tertiary...
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Image
Map of Wildcat Mountain fan plotted on basemap for Denver Basin. Net sandst...
Published: 01 January 2003
Figure 5. Map of Wildcat Mountain fan plotted on basemap for Denver Basin. Net sandstone thicknesses within fan were measured in 140 wells (dots). Lobate feature extending from Wildcat Mountain comprises majority of porous and permeable components of Arapahoe aquifer in mapped area. Southern
Journal Article
Published: 01 January 2002
Rocky Mountain Geology (2002) 37 (2): 215–227.
...), using the hand-crank gear ( Table 1 ). The Castle Oaks well was also logged with the truck-mounted cable system. The Castle Oaks well is used to monitor the Dawson aquifer and is screened at three intervals in the aquifer. The Larrick Farms well is drilled into the Arapahoe aquifer and is perforated...
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Image
Wildcat Mountain fan in cross section (line of section shown in  Fig. 5 ). ...
Published: 01 January 2003
diminishes as sandstone layers become less effectively interconnected. Traditional Denver Basin bedrock aquifers are separated by dashed lines. Wells and locations: (1) Castle Pines Core (NE SW sec. 9, T7S, R67W); (2) Newlin Arapahoe, (SE NE sec. 31, T6S, R66W); (3) Denmark Arapahoe Redrill (NE SE sec. 36
Journal Article
Published: 01 January 2002
Rocky Mountain Geology (2002) 37 (2): 103.
... Formations, Arapahoe Conglomerate, Denver and Dawson Formations, Wall Mountain Tuff, and Castle Rock Conglomerate. Collectively, these strata record withdrawal of the Western Interior Seaway, initiation of the Laramide orogeny, the Cretaceous–Tertiary boundary, spread of early Paleocene rainforests...
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Journal Article
Published: 01 November 2007
Environmental and Engineering Geoscience (2007) 13 (4): 289–308.
...), Stratigraphy and water levels in the Arapahoe aquifer, Douglas County, Denver Basin area, Colorado : A special issue on bedrock aquifers of the Denver basin: Mountain Geologist , 2004 , 41 , 4 . 195 – 210 In. Scott , G.R , Geology of the Littleton Quadrangle, Jefferson, Douglas and Arapahoe...
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Journal Article
Published: 01 January 2002
Rocky Mountain Geology (2002) 37 (2): 189–200.
... is dominated by quartz but locally contains volcanic material ( Wilson, this issue ). The fluvial Laramie Formation abruptly overlies the Fox Hills Sandstone. This Upper Cretaceous unit is composed of shale, coal, and channel sandstone, with coal prevalent in the lower part of the formation. The Arapahoe...
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Journal Article
Published: 01 January 2002
Rocky Mountain Geology (2002) 37 (2): 105–109.
... and paleontological information derived from the core, we obtained important hydrologic data that helps constrain aquifer models in the basin ( Woodard et al., this issue ). Data derived from the Kiowa core are integrated into many of the papers in this issue. Additional details pertaining to the coring effort...
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Journal Article
Published: 01 January 2003
Rocky Mountain Geology (2003) 38 (1): 101–120.
... and Tschudy, 1978 ; Bryant et al., 1981 ). The formally named formations in stratigraphic order are: the Pierre Shale, Fox Hills Sandstone, Laramie Formation, Arapahoe Formation, Denver Formation, and Dawson Arkose. All of these units preserve fossil plants, but those found in the marine Pierre Shale...
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Series: Investigations in Geophysics
Published: 01 January 2005
DOI: 10.1190/1.9781560801719.ch1
EISBN: 9781560801719
...; monitoring changes in the hydrogeological regime; geologic mapping Groundwater geophysics: locating optimal water-well drilling sites; mapping the water table; locating fracture zones; groundwater quality assessment; defining geology (stratigraphy, structure, aquifers, and aquicludes, etc.) for input...
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Journal Article
Published: 01 January 2002
Rocky Mountain Geology (2002) 37 (2): 135–163.
...) and Raynolds (this issue) . The Upper Cretaceous and Paleogene formations discussed in this report are the Fox Hills, Laramie, and Arapahoe Formations (Maastrichtian) and the overlying Maastrichtian, Paleocene, and Eocene rocks. The great thickness of strata above the Laramie Formation...
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Journal Article
Published: 01 January 2003
Rocky Mountain Geology (2003) 38 (1): 1–27.
... Cretaceous and lower Tertiary strata deposited within the structural confines of the Dever Basin ( Fig. 1 ) include the Pierre Shale, Fox Hills Sandstone, Laramie Formation, Arapahoe Formation, Denver Formation, and Dawson Arkose. The older units (Pierre, Fox Hills, and Laramie) were deposited during latest...
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Series: GSA Field Guide
Published: 01 January 2004
DOI: 10.1130/0-8137-0005-1.109
EISBN: 9780813756059
... a Coal Creek–like quartzite present in the Arapahoe Peaks area west of Boulder that may be a time-equivalent unit. The Coal Creek Quartzite occurs mainly within the Coal Creek Syncline, a northeast-trending and plunging structure that extends into Eldorado Canyon to the north-northeast. This structure...
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Series: GSA Field Guide
Published: 01 January 2004
DOI: 10.1130/0-8137-0005-1.89
EISBN: 9780813756059
... of the Fox Hills Sandstone, followed by the coastal plain sandstones and coal beds of the Laramie Formation (from which the Laramide orogeny is named), in turn overlain by the fluvial conglomerates, sandstones, and claystones of the Arapaho and Denver Formations (Raynolds, 1997 , 2002 ). Uplift...
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Journal Article
Journal: AAPG Bulletin
Published: 01 April 2015
AAPG Bulletin (2015) 99 (4): 735–762.
... of shale and siltstone with some sandstone), which serve as the primary seal for the Tensleep reservoir. The marine Alcova Limestone overlies the Chugwater. The Mississippian Madison Limestone is the regional aquifer that provides the reservoir water drive. Silurian, Ordovician, and Cambrian strata were...
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Journal Article
Journal: AAPG Bulletin
Published: 15 October 2019
AAPG Bulletin (2019) 103 (10): 2317–2342.
... storage of CO 2 have either concentrated on the reservoir itself (e.g., Chadwick et al., 2004 ; Riding, 2006 ) or aquifers close to surface ( Norden, 2011 ), but evaluation of the complete overburden and reservoir is rare ( Keating et al., 2014 ; Krawczyk et al., 2015 ). For instance, the In-Salah...
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Series: GSA Field Guide
Published: 01 January 2010
DOI: 10.1130/2010.0018(03)
EISBN: 9780813756189
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