StateImpact Pennsylvania reporter Susan Phillips discusses the Mariner East project’s problems, and how a pipeline explosion in western Pennsylvania led District Attorney Tom Hogan to take a hard look at a pipeline in his own backyard.
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Staff Sinkholes in early 2018 exposed a section of Mariner East 1, prompting a Public Utility Commission administrative law judge to shut down the pipe and halt construction of two new lines, citing an “imminent risk” to the public.
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Jon Hurdle The WHYY series explores the death and rebirth of the Delaware River, chronicling how it transformed from a ‘stinky ugly mess to a year-round attraction.’
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Evan Bowen-Gaddy, WHYY 
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Jon Hurdle After multiple delays, Sunoco has said it is on target to start operations of the controversial pipeline by end of 2018.
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Jon Hurdle The district attorney said a recent pipeline explosion in Beaver County, and a visit to see where sinkholes opened last year at a pipeline construction site, prompted him to act.
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Jon Hurdle
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Jon Hurdle An independent consultant’s risk assessment said someone would be more likely to die from falling down stairs than in a pipeline explosion. Yet a leak would be more likely to ignite in a densely populated area because there are more ignition sources.
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Jon Hurdle An administrative law judge for the state Public Utility Commission heard a second day of testimony Friday on whether to continue to allow operation of the controversial Mariner East pipelines while she reviews a request that the lines be permanently shut down. Several residents say Sunoco’s public awareness plan in the event of a leak is inadequate.
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Marie Cusick