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Keywords: colorado
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Proceedings Papers

Paper presented at the SEG/AAPG International Meeting for Applied Geoscience & Energy, August 28–September 1, 2022
Paper Number: SEG-2022-3752562
... fluid dynamics valley water resource assessment aquifer deformation water resource research insar colorado reservoir characterization subsidence missouri university american association upstream oil & gas knight san luis valley exploration geophysicist Over the past...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3582658
... In this study, we analyze low-frequency DAS (LF-DAS) data of two fiber wells monitoring two zipper-fraced injection wells in DJ Basin, Colorado. Interpreting the fracture hits yields insights into the fracture geometry across and within two formations, the Niobrara and Codell, where the studied...
Proceedings Papers

Paper presented at the SEG/AAPG/SEPM First International Meeting for Applied Geoscience & Energy, September 26–October 1, 2021
Paper Number: SEG-2021-3584073
... recently applied to address water resource management objectives: the location of the depth to the freshwater-brine interface at Paradox Valley, Colorado, and 3D categorical mapping of fresh, brackish, and saline groundwater near oil and gas fields of the San Joaquin Valley, California. These different...
Proceedings Papers

Paper presented at the SEG International Exposition and Annual Meeting, September 15–20, 2019
Paper Number: SEG-2019-3215747
... measurements in highly heterogeneous fractured bedrock environments in steep upland terrain. Here, we present the results of a hydrogeophysical study of fractured Mancos shale bedrock in the Upper Slate River, near Crested Butte, Colorado. We use a combination of electrical resistivity tomography, laboratory...
Proceedings Papers

Paper presented at the 2017 SEG International Exposition and Annual Meeting, September 24–29, 2017
Paper Number: SEG-2017-17679956
... ABSTRACT Time-lapse, multicomponent seismic data were acquired in conjunction with microseismic monitoring during hydraulic fracture stimulation of eleven horizontal wells at Wattenberg Field, Colorado. By integrating microseismic data with surface multicomponent seismic monitoring, we can...
Proceedings Papers

Paper presented at the 2012 SEG Annual Meeting, November 4–9, 2012
Paper Number: SEG-2012-0843
... management dieterich injection upstream oil & gas switzerland ohio department operation bredehoeft youngstown seismic event colorado seismic activity june 2012 reference list seismicity main menu reservoir characterization reporting earthquake Induced Seismicity: Monitoring...
Proceedings Papers

Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-3784
... Rocks, were most likely used for the observation of lunar standstills. Once every 18.6 years, the moon is seen to rise directly between the two rocks (Richardson, 2006). In 2009, researchers at the University of Colorado at Boulder reduced fill in advance of stabilization and conducted limited tests...
Proceedings Papers

Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-1965
...Preliminary results for a near surface 3-D seismic survey of a geothermal system in Colorado Andrew P. Lamb , Kasper van Wijk, Lee Liberty, Boise State University Andre Revil, Kyle Richards and Michael Batzle, Colorado School of Mines, Dept of Geophysics, Golden, CO, USA SUMMARY As part...
Proceedings Papers

Paper presented at the 2010 SEG Annual Meeting, October 17–22, 2010
Paper Number: SEG-2010-3779
...Locating abandoned coal mines to assess subsidence risk using self-potential and dc resistivity, Weld County, Colorado Karoline Bohlen* and André Revil, Colorado School of Mines and Nancy House, EnCana Oil & Gas (USA), Inc Summary Shallow geophysical surveying may prove a valuable component...
Proceedings Papers

Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-3845
... ABSTRACT Using the spectral attributes peak frequency and peak amplitude, we performed a time-lapse seismic interpretation in Rulison Field, Colorado. Time-lapse maps with P-wave data show a negative peak amplitude anomaly, (EUR) wells in an area with a fault and fractures associated...
Proceedings Papers

Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-4120
... ABSTRACT We apply a new procedure for split shear wave imaging in depth to a tight gas reservoir in Rulison Field, Colorado. The new procedure is based on multicomponent separation of reflected split shear waves from the reservoir interval and applying 2D VSP Kirchhoff depth migration scheme...
Proceedings Papers

Paper presented at the 2009 SEG Annual Meeting, October 25–30, 2009
Paper Number: SEG-2009-0270
...A high-resolution shear wave anisotropy study of the Mesaverde tight gas reservoir, Rulison Field, Colorado Paritosh Singh, Colorado School of Mines, Paul Williamson, Ehsan Sadeghi and Jean-Luc Boelle, Total Summary Shear wave anisotropy responds to the presence of fractures in the subsurface...
Proceedings Papers

Paper presented at the 2008 SEG Annual Meeting, November 9–14, 2008
Paper Number: SEG-2008-1560
... Introduction Summary Time-lapse VP/VS volumes have been estimated in order to enhance the dynamic characterization of the tightgas sandstone reservoirs in Rulison Field, Western Colorado. Based on compressional (PP) as well as fast- (S11) and slow (S22) shear datasets from 4D-9C surveys...
Proceedings Papers

Paper presented at the 2007 SEG Annual Meeting, September 23–28, 2007
Paper Number: SEG-2007-0736
... Summary New gravity and magnetic maps of the San Juan Mountains of Colorado reveal NW-SE trending lineaments that align with known trends of the Southern Oklahoma Aulacogen (SOA). We have implemented a new gravity processing technique that employs digital topography and geologically reasonable...
Proceedings Papers

Paper presented at the 2007 SEG Annual Meeting, September 23–28, 2007
Paper Number: SEG-2007-1471
... permeabilities and all wells are hydraulically fractured to maximize production. This provides a challenging tight-gas production environment of discontinuous sands that the Reservoir Characterization Project at Colorado School of Mines has been investigating using a multi-disciplinary approach. This work...
Proceedings Papers

Paper presented at the 2007 SEG Annual Meeting, September 23–28, 2007
Paper Number: SEG-2007-1451
... Introduction Summary Impedance inversion and compressional (P) and shear (S) wave velocity ratio Vp/Vs estimations provide valuable information for improved reservoir characterization. At Rulison field, Colorado, the optimum reservoir quality sandstones can be characterized from the P- and S...
Proceedings Papers

Paper presented at the 2007 SEG Annual Meeting, September 23–28, 2007
Paper Number: SEG-2007-1461
... in the west side of RCP area, correlates with faults below the Cameo coal layer. Fracture azimuths within this area vary from N70ºW to N85ºW, correlating with the observations made from the well logs and VSP data. Field description Rulison Field, located in the South Piceance Basin, Colorado, produces...
Proceedings Papers

Paper presented at the 2006 SEG Annual Meeting, October 1–6, 2006
Paper Number: SEG-2006-1717
... acquired over the tight-gas Rulison Field in Colorado. Our inversion procedure identifies a set of cracks more or less aligned in the WNW-ESE direction in the western part of the study area and multiple, likely intersecting fractures in its eastern part. We validate both our underlying theoretical model...

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