In late 2013, the U.S. State Department granted a Presidential Permit approving the reversal of flow of an existing pipeline that crosses the U.S.-Canadian border in North Dakota. In contrast to other pending Presidential Permits for several proposed pipelines, such as Keystone XL, it appears that the State Department limited its review in this instance to a short section of the pipeline at the border crossing, as opposed to the entire pipeline.
Continue Reading Review of Presidential Permit Limited to Border Crossing (Not Entire Pipeline)

The changing U.S. energy market continues to have a dramatic effect on the construction and operation of oil and gas pipeline infrastructure. One of the largest new pipeline construction projects in the past several decades – the nearly 1,700 mile Rockies Express gas pipeline between Wyoming and Ohio (REX) – began operation in 2009, with a west to east direction of flow.
Continue Reading Changing U.S. Energy Markets Prompt Increased Pipeline Flow Reversals and Conversions