Atlantic Coast Pipeline

Atlantic Coast Pipeline
Name	Atlantic Coast Pipeline
Type	Natural gas
Length km	882
Start	Lewis County, West Virginia
Finish	Robeson County, North Carolina
Capacity mmscfd	1,500
Construction	2017–2020 (partial)
Cancelled	2020
Owner	Dominion Energy; Duke Energy; Southern Company; AGL Resources

Atlantic Coast Pipeline was a proposed interstate natural gas pipeline intended to transport Appalachian shale gas from West Virginia through Virginia to North Carolina. The proposal involved major energy companies including Dominion Energy, Duke Energy, Southern Company, and Atmos Energy and intersected federal agencies such as the Federal Energy Regulatory Commission, United States Forest Service, and National Park Service. Planning and controversy linked the project to regional development initiatives in the Appalachian Mountains, energy market dynamics in the Atlantic Seaboard, and litigation involving environmental groups such as the Sierra Club, Southern Environmental Law Center, and Chesapeake Climate Action Network.

Background

The pipeline concept emerged amid a shale gas boom following technological advances like hydraulic fracturing and horizontal drilling in the Marcellus Shale, influencing utilities such as Dominion Energy and Duke Energy to seek interstate transport solutions. Project proponents cited demand forecasts tied to Fracking in the United States, regional power generation assets including Dominion Energy's Cove Point LNG Terminal and combined‑cycle plants, and regulatory frameworks administered by the Federal Energy Regulatory Commission and state regulators in West Virginia Public Service Commission, Virginia State Corporation Commission, and North Carolina Utilities Commission. Early filings referenced coordination with federal land managers like the United States Forest Service and statutory programs under the National Environmental Policy Act and the Clean Water Act.

Route and technical specifications

The planned route originated near gas production areas in Lewis County, West Virginia, traversed counties in Virginia including Pittsylvania County and Buckingham County, Virginia, and terminated near Robeson County, North Carolina. Technical documents described a 42‑inch transmission pipeline with design pressures aligned to standards from the American Petroleum Institute, compressor stations located near communities such as Lyndhurst, Virginia and Fayetteville, North Carolina, and interconnections with regional systems operated by Transcontinental Pipeline (Texas Eastern) and local distribution companies. Engineering materials referenced crossings of major rivers including the James River, Rappahannock River, and tributaries regulated under the Clean Water Act, plus proximity to protected landscapes like the George Washington and Jefferson National Forests and historic sites overseen by the National Park Service.

Regulatory approval and legal challenges

Developers submitted applications to the Federal Energy Regulatory Commission under the Natural Gas Act seeking a Certificate of Public Convenience and Necessity, while engaging with state permitting processes in West Virginia, Virginia, and North Carolina. Federal environmental review produced an environmental impact statement coordinated with agencies including the United States Fish and Wildlife Service and the United States Army Corps of Engineers for wetland permits. Opponents brought litigation invoking statutes such as the National Environmental Policy Act and the Endangered Species Act, leading to appellate review in the United States Court of Appeals for the Fourth Circuit and actions involving the Supreme Court of the United States by parallel pipeline litigants like Mountain Valley Pipeline challengers.

Construction and project timeline

Groundbreaking occurred in 2017 with initial tree clearing and right‑of‑way work undertaken across multiple counties including Greenbrier County, West Virginia and Nelson County, Virginia. Construction milestones referenced procurement from manufacturers such as Vallourec and contractors with experience on projects like Keystone Pipeline (Phase One) and maintenance standards from the American Society of Mechanical Engineers. Schedule slips, cost escalations, and permit delays led to revised completion forecasts spanning 2018–2020, with partial construction activity suspended amid mounting litigation and regulatory setbacks involving the United States Court of Appeals for the Fourth Circuit and orders from the Army Corps of Engineers.

Opposition and environmental impact

Environmental organizations including the Sierra Club, Southern Environmental Law Center, Defenders of Wildlife, and local watershed groups challenged the project citing potential impacts on species protected under the Endangered Species Act, sedimentation affecting tributaries to the Chesapeake Bay, and fragmentation of habitats in the Appalachian Mountains and Piedmont (United States). Cultural resource advocates engaged institutions such as the National Trust for Historic Preservation over effects near historic districts and civil society groups staged protests in locations like Richmond, Virginia and Charleston, West Virginia. Scientific assessments referenced hydrological studies, erosion models used by the United States Geological Survey, and biodiversity inventories coordinated with the United States Fish and Wildlife Service.

Cancellation and aftermath

In July 2020 the consortium announced termination of the project after persistent legal defeats in appellate courts, rising cost projections, and challenges securing permissions from agencies including the United States Forest Service. Financial repercussions were absorbed by stakeholders such as Dominion Energy and Duke Energy, prompting investor disclosures to entities like the Securities and Exchange Commission and strategic shifts toward alternatives including liquefied natural gas projects at terminals like Cove Point and investments in renewable energy portfolios by the utilities. Litigation over contracts, remediation of partially cleared rights‑of‑way, and legislative responses by state lawmakers in Virginia and North Carolina continued, while conservation groups celebrated protection of landscapes overseen by agencies including the National Park Service and United States Forest Service.

Category:Cancelled energy projects in the United States Category:Natural gas pipelines in the United States