Exxon’s Shale Driller Tightens Drug Testing for Rig Workers
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Union Drilling Inc., the rig owner hired by Exxon Mobil Corp. to explore U.S. shale rock formations for natural gas, toughened drug testing of rig workers in an attempt to cut down on accidents.
Union is switching to hair-follicle tests from urinalysis to detect drug use, Chief Executive Officer Christopher Strong said at the Pritchard Capital energy conference in San Francisco yesterday. The new protocol already has reduced emergency calls from its drilling sites, he said, according to a transcript of his presentation.