General | Incidents / Accidents
MarkWest's Marcellus NGL Infrastructure Disrupted by Landslide

MarkWest Energy Partners, L.P. has provided information regarding an August 2013 landslide which impacted a MarkWest natural gas liquids (NGLs) pipeline in a remote area of northern Wetzel County, West Virginia, causing a line break.
The landslide originated from significant erosion and run-off from heavy rainfall. MarkWest shut down the pipeline and immediately commenced repairs and remediation of the impacted portions of the pipeline. Repairs and remediation to the pipeline and rights of way in the landslide impacted areas are currently underway, and MarkWest is diligently working to complete the remedial work and return the pipeline to service. The pipeline and the Mobley processing facilities will remain shut down until the pipeline remedial work is completed, which is expected to be…
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