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The investigation of the May 6 Spectra Energy Corp natural gas pipeline explosion in Westmoreland County is still ongoing by the federal Pipeline and Hazardous Materials Safety Administration.
Preliminary reports said there may have been a possible flaw in the coating material applied to a pair of welded joints that resulted in corrosion.
NewsClips:
Allegheny Front: Pipeline Explosion Stokes Worries About Safety
AP: Possibly Flawed Welds Cited In PA Pipeline Blast
PA Pipeline Explosion: Evidence Of Corrosion Found
Report: Corrosion May Be A Factor In Pipeline Explosion
Corrosion Found On Texas Eastern Pipeline That Exploded
Some Displaced By Westmoreland Pipeline Blast Cleared To Return
6 Of 9 Families Return After Natural Gas Pipeline Explosion
Pipeline Blast Victim Upgraded From Critical To Fair
Residents, Gas Firm Shift Focus To Recovery After Pipeline Explosion
AP: Pipelines Drained, Feds Investigating Cause Of Explosion
No Cause Found Yet In Westmoreland Gas Explosion
Answers Elusive In Westmoreland Pipeline Explosion
Highway Damaged By Pipeline Blast Still Being Fixed
Crable: Natural Gas Pipeline That Exploded Runs Thru Lancaster
Atlantic Sunrise Pipeline Gets FERC Green Light
FERC OKs Gas Pipeline To Serve New Shamokin Dam Power Plant
NJ Landowners Sue To Stop PennEast Pipeline Surveyors
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