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Docket Number A-2026-3060793

Docket Number A-2026-3060793 Status Active
Applicant MID-ATLANTIC INTERSTATE TRANSMISSION LLC Utility Code 1117780
Complainant Utility Name MID-ATLANTIC INTERSTATE TRANSMISSION LLC
Respondent Utility Type Electric
Responsible Bureau TUS eFiling Confirmation Number 2951996
Date Filed 02/27/2026 Date Posted 03/02/2026
Case Description Letter of Notification of Mid-Atlantic Interstate Transmission LLC filed pursuant to 52 PA. Code Chapter 57 with respect to the approval of the 115 kilovolt transmission line relocations to Mountain Substation Project in South Middleton Township, Cumberland County, Pennsylvania.
Action Date Description Date Posted
4/1/2026 Document EServed to POR - Document 'MAIT LON - Mountain Substation - Data Requests - Apr 2026' is eServed 4/1/2026
4/1/2026 Document Published on Web - Document 'MAIT LON - Mountain Substation - Data Requests - Apr 2026' is made public 4/1/2026
4/1/2026 Document Served - Other - See Comments - Nature of Service : Eserve; Data Request Letter Served 4/1/2026 4/1/2026
3/26/2026 Document Published on Web - Document 'Reply to Data Request Set II - MAIT' is made public 3/26/2026
3/26/2026 Document Attached to Case - Reply to Data Request Set II - MAIT - Mid-Atlantic Interstate Transmission, LLC filed Reply to Data Request Set II 3/26/2026
3/18/2026 Document EServed to POR - Document 'MAIT LON - Mountain Substation - Data Requests (set ii) - Mar 2026.pdf' is eServed 3/18/2026
3/18/2026 Document Published on Web - Document 'MAIT LON - Mountain Substation - Data Requests (set ii) - Mar 2026.pdf' is made public 3/18/2026
3/18/2026 Document Served - Other - See Comments - Nature of Service : Eserve; Data Request Letter Served 3/18/2026 3/18/2026
3/12/2026 Document Published on Web - Document 'Reply to Data Request, Set I - MAIT' is made public 3/12/2026
3/12/2026 Document Attached to Case - Reply to Data Request, Set I - MAIT - Mid-Atlantic Interstate Transmission (MAIT) filed Reply to Data Request, Set I. 3/12/2026
3/9/2026 Document Published on Web - Document 'Reply to Data Request - MAIT' is made public 3/9/2026
3/9/2026 Document Attached to Case - Reply to Data Request - MAIT - Mid-Atlantic Interstate Transmission LLC filed reply to data requests. 3/9/2026
3/5/2026 Document Published on Web - Document 'MAIT LON - Mountain Substation - Data Requests - Mar 2026' is made public 3/5/2026
3/5/2026 Document EServed to POR - Document 'MAIT LON - Mountain Substation - Data Requests - Mar 2026' is eServed 3/5/2026
3/5/2026 Document Served - Other - See Comments - Nature of Service : Eserve; Data Request Letter Served 3/5/2026 3/5/2026
3/3/2026 Document Published on Web - Document 'Ltr of Notification Ack Letter - MAIT' is made public 3/3/2026
3/2/2026 Document Published on Web - Document 'Ltr of Notification - MAIT' is made public 3/2/2026
3/2/2026 Assigned Responsible Bureau - TUS 3/2/2026
3/2/2026 Case Created - A-2026-3060793 - MAIT filed Letter of Notification for the approval of the 115 kilovolt transmission line relocations to Mountain Substation Project in South Middleton Twp, Cumberland Cnty, PA. 3/2/2026
Document Name Document Type eFiling Confirmation Number Date Received Post On Date Date Served Reference Docket Number
MAIT LON - MOUNTAIN SUBSTATION - DATA REQUESTS - APR 2026 Secretarial Letter 2951996 4/1/2026 4/1/2026 A-2026-3060793
REPLY TO DATA REQUEST SET II - MAIT Reply to Data Request 2951996 3/25/2026 3/26/2026 A-2026-3060793
MAIT LON - MOUNTAIN SUBSTATION - DATA REQUESTS (SET II) - MAR 2026.PDF Secretarial Letter 2951996 3/18/2026 3/18/2026 A-2026-3060793
REPLY TO DATA REQUEST, SET I - MAIT Reply to Data Request 2951996 3/12/2026 3/12/2026 A-2026-3060793
REPLY TO DATA REQUEST - MAIT Reply to Data Request 2951996 3/6/2026 3/9/2026 A-2026-3060793
MAIT LON - MOUNTAIN SUBSTATION - DATA REQUESTS - MAR 2026 Secretarial Letter 2951996 3/5/2026 3/5/2026 A-2026-3060793
LTR OF NOTIFICATION ACK LETTER - MAIT Secretarial Letter 2951996 3/3/2026 A-2026-3060793
LTR OF NOTIFICATION - MAIT Application for Ltr of Notification 2951996 2/27/2026 3/2/2026 A-2026-3060793

 

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