HORIZONTAL DRILLING BOOSTS DEVONIAN GAS FLOW

A successful horizontal well in eastern Kentucky's Big Sandy field underscores that technology's potential for economically exploiting the huge gas resource of U.S. eastern Devonian shales. Columbia Natural Resources Inc. (CNR) and Columbia Gas System Service Corp. (CGSS) 21747 Pocahontas Development Corp. in Martin County, Ky., flowed a combined 3.1 MMcfd of gas from six zones in Devonian Lower Huron shale. Its reserves are estimated at 1.5 bcf. That compares with productive capacity

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