scholarly journals Source and Fate of Hydraulic Fracturing Water in the Barnett Shale: A Historical Perspective

Author(s):  
Jean-Philippe Nicot ◽  
Bridget Scanlon ◽  
Robert Reedy ◽  
Ruth Costley
2014 ◽  
Vol 48 (4) ◽  
pp. 2464-2471 ◽  
Author(s):  
Jean-Philippe Nicot ◽  
Bridget R. Scanlon ◽  
Robert C. Reedy ◽  
Ruth A. Costley

2003 ◽  
Author(s):  
Mark Parker ◽  
Billy Slabaugh ◽  
Harold Walters ◽  
Thomas Hart ◽  
F. Howard Howard Walsh ◽  
...  

2015 ◽  
Vol 49 (13) ◽  
pp. 8175-8182 ◽  
Author(s):  
Amy Townsend-Small ◽  
Josette E. Marrero ◽  
David R. Lyon ◽  
Isobel J. Simpson ◽  
Simone Meinardi ◽  
...  

2020 ◽  
Vol 39 (4) ◽  
pp. 291-291

The March 2020 TLE article by Alexandrov et al., “Normal faulting activated by hydraulic fracturing: A case study from the Barnett Shale, Fort Worth Basin,” contained an error in the third author's affiliation and e-mail address. Umair bin Waheed's correct affiliation is King Fahd University of Petroleum and Minerals, and the correct e-mail address for the author is [email protected] .


2020 ◽  
Vol 39 (3) ◽  
pp. 204-211
Author(s):  
Dmitry Alexandrov ◽  
Leo Eisner ◽  
Umair bin Waheed ◽  
SanLinn Isma'il Ebrahim Kaka ◽  
Stewart Alan Greenhalgh

Surface microseismic arrays enable long-term field-scale monitoring over multiple stimulations during the life of an unconventional field. In this study, we show highly economic methods of monitoring with sparse surface arrays in the Barnett Shale and develop an alternatative method of processing to enable good vertical and horizontal resolution of located events. We show that sparse surface monitoring arrays enable not only the detection and location of high numbers of microseismic events but also source mechanism characterization. This case study illustrates how hydraulic fracturing activated normal faulting at a distance of approximately 1 mile from stimulated wells. We show that the source mechanism enables us to resolve between newly created hydraulic fractures and activated faults. The differences in source mechanisms and b-values of newly created fractures and activated faults are consistent with independently processed temporary star-like arrays, which are also deployed over the same stimulation.


SPE Journal ◽  
2015 ◽  
Vol 20 (03) ◽  
pp. 518-526 ◽  
Author(s):  
Xiaochun Jin ◽  
Subhash N. Shah ◽  
Jean-Claude Roegiers ◽  
Bo Zhang

Summary The identification of the fracture barrier is important for optimizing horizontal-well drilling, hydraulic fracturing, and protecting fresh aquifer from contamination. The word “brittleness” has been a prevalent descriptor in unconventional-shale-reservoir characterization, but there is no universal agreement regarding its definition. Here, a new definition of mineralogical brittleness is proposed and verified with two independent methods of defining brittleness. Formation with higher brittleness is considered as a good fracturing candidate. However, this viewpoint is not reasonable because brittleness does not indicate rock strength. For instance, the fracture barrier between upper and lower Barnett can be dolomitic limestone with higher brittleness. A new fracability index (FI) is introduced to overcome the shortcoming of brittleness by integrating both brittleness and energy dissipation during hydraulic fracturing. This FI considers that a good fracturing candidate is not only of high brittleness, but also requires less energy to create a new fracture surface. Therefore, the formation with lower FI is considered as a bad fracturing candidate, whereas that with higher fracability is considered as a better target. Logging data from one well in the Barnett shale are applied (1) to verify the principle of the new brittleness definition and FI model and (2) to demonstrate the process of screening hydraulic-fracturing candidates with the FI model.


2020 ◽  
Vol 35 (1) ◽  
pp. 583-598
Author(s):  
Sean Sanguinito ◽  
Patricia Cvetic ◽  
Angela Goodman ◽  
Barbara Kutchko ◽  
Sittichai Natesakhawat

2016 ◽  
Vol 4 (1) ◽  
pp. SB23-SB35 ◽  
Author(s):  
Shiguang Guo ◽  
Sumit Verma ◽  
Qing Wang ◽  
Bo Zhang ◽  
Kurt J. Marfurt

Knowledge of induced fractures can help to evaluate the success of reservoir stimulation. Seismic P-waves through fracturing media can exhibit azimuthal variation in traveltime, amplitude, and thin-bed tuning, so amplitude variation with azimuth (AVAz) can be used to evaluate the hydraulic-fracturing-caused anisotropy. The Barnett Shale of the Fort Worth Basin was the first large-scale commercial shale gas play. We have analyzed two adjacent Barnett Shale seismic surveys: one acquired before hydraulic fracturing and the other acquired after hydraulic fracturing by more than 400 wells. Although not a rigorous time-lapse experiment, comparison of AVAz anisotropy of these two surveys provided valuable insight into the possible effects of hydraulic fracturing. We found that in the survey acquired prior to hydraulic fracturing, AVAz anomalies were stronger and highly correlated with major structural lineaments measured by curvature. In contrast, AVAz anomalies in the survey acquired after hydraulic fracturing were weaker and compartmentalized by rather than correlated to the most-positive curvature lineaments. We found in five microseismic experiments within the survey that these ridge lineaments form fracture barriers. These findings suggested that future time-lapse experiments may be valuable in mapping the modified horizontal stress field to guide future drilling and in recognizing zones of bypassed pay.


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