The 2 Bcf/d Mountain Valley Pipeline (MVP) project received a key water quality certification (WQC) from West Virginia late last week, but environmental groups have filed yet another lawsuit against the approval. 

MVP route

The pipeline would move Appalachian natural gas to the southeast via a 303-mile route through West Virginia and Virginia. 

The Sierra Club and other environmental organizations filed the lawsuit against the West Virginia Department of Environmental Protection’s WQC issued under Section 401 of the federal Clean Water Act (CWA). 

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The WQC is a major stepping stone toward fulfilling a revamped permitting and construction plan laid out by...