Accelerated production improves shale well economics ///

Southwestern Energy has a substantial presence in the Fayetteville shale play of northern Arkansas, Fig. 1. For more than a decade, the company has applied horizontal drilling practices. Production is natural gas, with a nominal gross heating value of 980 Btu/scf. Water volume is on the order of 15 bbl/MMscfd. Flowing casing pressure is in the 255-psig range.

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