CHARLESTON, W.Va. — A test failure of the Mountain Valley Pipeline in May resulted from a manufacturer defect, not corrosion, according to an independent report commissioned by its developers. The ...

Exxon Mobil did not use a hydrostatic test with a pressure high enough to target crack threats when the oil giant was preparing to restart the Pegasus pipeline in 2006, an U.S. congressman said Monday ...

A section of the Mountain Valley Pipeline atop Bent Mountain ruptured Wednesday during tests to determine the pipe’s integrity before it begins to carry natural gas under high pressure. The buried ...

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PALO ALTO (KCBS) - A small leak has been detected in Palo Alto on the same natural gas pipeline that exploded with deadly consequences last year in San Bruno, officials with Pacific Gas and Electric ...

I got news today from the Fuel Tank Pressure Test Department (FTPTD) that the common bulk head tank for the LES propellant failed the hydrostatic pressure test. We always perform a 150% performance ...