DEP Invites Comments On Individual Stormwater Permit For The 150 Mile Mid-Atlantic Interstate Transmission, LLC Piney-Seward, Erie South Piney Transmission Line Project Thru 8 Counties

The Department of Environmental Protection published notice in the January 24 PA Bulletin inviting comments on an Individual Stormwater Permit for the 150 Mile Mid-Atlantic Interstate Transmission, LLC Piney-Seward, Erie South Piney Transmission Line Project route through eight counties.  (PA Bulletin, page 511)

The permit covers 2,600.38 acres running through these counties--

-- Armstrong County - Redbank Township

-- Clairon County - Ashland, Elk, Beaver, Paint, Piney, Monroe, Limestone, Porter and Redbank Townships

-- Crawford County - Bloomfield, Athens, Steuben, Troy and Oil Creek Townships, City of Titusville

-- Erie County - Summit, Greene, Waterford, Le Boeuf and Union Townships

-- Indiana County - West Mahoning, North Mahoning, East Mahoning, Rayne, Green, Pine, Buffington and East Wheatfield Townships

-- Jefferson County - Timblin Borough, Porter and Ringgold Townships

-- Venango County - Cherrytree, Cornplanter, Cranberry and Pinegrove Townships

-- Westmoreland County - Saint Clair Township

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

Comments are due February 23-- 30 days after this notice.

Comments should be send to the DEP Regional Permit Coordination Office, 400 Market Street, Harrisburg, PA 17105 or to RA-EPREGIONALPERMIT@pa.gov. 

Requests to review the permit application and other questions should be directed to the DEP Regional Permit Coordination Office, 717-772-5987 or to RA-EPREGIONALPERMIT@pa.gov. 

Read the entire PA Bulletin notice for more information. (PA Bulletin, page 511)

[Note: Chapter 105 permit applications for this project were the subject of a public comment period in December and earlier in January.  Read more here.]

For more information on environmental programs in Pennsylvania, visit DEP’s website.  Submit Environmental Complaints; Click Here to sign up for DEP’s newsletter; sign up for DEP’s eNotice; Like DEP on Facebook, Follow DEP on Twitter and visit DEP’s YouTube Channel.

[Posted: January 23, 2026]  PA Environment Digest