DEP Restarts Comment Period On MarkWest Project To Daylight 4 Natural Gas Pipelines To Prevent Damage From Coal Mining In Washington County

The Department of Environmental Protection published notice in the September 5 PA Bulletin restarting the comment period on a Chapter 105 permit submitted by MarkWest Liberty Midstream & Resources, LLC for daylighting four natural gas pipelines to prevent damage from longwall coal mining in West Finley Township, Washington County. (PA Bulletin, page 5964)   

This new notice includes the correct county for the project.

The pipelines include-- - 8-inch Majorsville Houston, 12-inch Hamilton Wilhelm, 16-inch Majorsville Welling, and 20-inch Majorsville Welling.

No hearing has been scheduled, but one may be requested.

Comments are due October 5-- 30 days after this notice.

Comments should be sent to DEP Southwest Oil and Gas Management Program, 400 Waterfront Drive, Pittsburgh, PA 15222 or by email to: RA-EPSW-OGSUBMISSION@pa.gov. 

To arrange an appointment to review the application, contact the DEP Southwest Oil and Gas Management Program, at 412-442-4281 or send email to: RA-EPSW-OGSUBMISSION@pa.gov. 

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[Posted: September 4, 2026]  PA Environment Digest