Timeline: Mariner East 2 pipeline project’s permit problems and investigations | StateImpact Pennsylvania Skip Navigation

Timeline: Mariner East 2 pipeline project’s permit problems and investigations

  • Scott Blanchard/WITF
The Andover estate in Thornbury Township, Delaware County, along the route of the Mariner East 2 pipeline which began operating on Dec. 29. A valve site for the pipeline is in the center of the picture.

Eric Friedman/Submitted

The Andover estate in Thornbury Township, Delaware County, along the route of the Mariner East 2 pipeline which began operating on Dec. 29. A valve site for the pipeline is in the center of the picture.

The Associated Press reported Tuesday that the FBI is investigating the Wolf administration’s issuing of permits for the Mariner East 2 pipeline project. It’s the third criminal investigation related to the project. Explore this timeline to see how the story of problems and investigations has unfolded.

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Associated Press: FBI is investigating Wolf administration's issuing of Mariner East pipeline permits