Columbia Says Landslide Caused Leach XPress Explosion/Fire in WV

TransCanada’s Leach XPress is a 160-mile natural gas pipeline (and compression facilities) located in southeastern Ohio and West Virginia’s northern panhandle. Leach XPress flows 1.5 billion cubic feet (Bcf) of gas all the way to Leach, Kentucky–hence the name. The pipeline went online January 1st, and a section of it exploded and burst into flames on June 7 (see Leach Xpress Pipeline Explodes in Marshall County, WV). TransCanada (their Columbia Gas Transmission subsidiary) is working hard to get the pipeline back online by “mid-July” (see Exploded Leach XPress Pipe Won’t be Online Until Mid-July). What caused the explosion? That’s been the burning question (no pun intended) since it happened. A stray comment we spotted seemed to indicate it may have been a faulty welding job. But apparently such is not the case. Columbia has told federal regulators that a landslide is the cause of the leak and explosion…

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