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Well report. CNG Development Company, United Affiliates Corporation No. 2814. GRI (Gas Research Institute) Comprehensive Study Well No. 3, Logan County, West Virginia. Topical report, February 1988-January 1989

Technical Report ·
OSTI ID:7025538
This report explains the geology and gas-producing mechanisms of the CNG Development Co., U.A.C. No. 2814 well (CSW No. 3) based on the regional geology, analysis of nearby well data and production characteristics of the well. Gas production from the Devonian Shales of southwestern West Virginia depends on a combination of unusual geological factors, some of which are not easily identified. Although almost 3 tcf of gas have been produced from the Big Sandy Field and several thousand wells drilled, noneconomical wells are frequently drilled in the field and there is still no generally accepted model to aid in the siting of wells. CSW No. 3 did not test significant gas reserves in the Devonian Shales, probably due to the lack of trap development at that location. There are numerous faults in the Devonian age and older rocks and folds in younger rocks which indicate the potential for extensive fracturing in the CSW No. 3 area. Abundant Mississippian Berea gas production coincides with flexure over the Warfield Fault, but relatively minor Devonian Shale production is localized and generally does not show a correlation to the fault, suggesting a complex gas migration and trapping environment.
Research Organization:
K and A Energy Consultants, Inc., Tulsa, OK (USA)
OSTI ID:
7025538
Report Number(s):
PB-90-129958/XAB
Country of Publication:
United States
Language:
English