COSO Geothermal Exploratory Hole No. 1, CGEH No. 1. Completion Report.

摘要

Coso Geothermal Exploratory Hole No. 1 (CGEH No. 1) is the first deep exploratory hole drilled in the Coso Hot Springs area of Southeastern California. CGEH No. 1was drilled to a depth of 4,845ft in the central area of a large thermal anomaly and was a continuation of investigative work in that locale to determine the existence of a geothermal resource. The drilling and completion of CGEH No. 1is described. Also included are the daily drilling reports,drill bit records,descriptions of the casing,cementing,logging and coring program,and the containment equipment used during the drilling operation. (ERA citation 04:013095)