Construction and Maintenance Schedule Posting

TSP Name

Columbia Gas Transmission, LLC

TSP

054748041

Date

Time

Notice ID

26276048

Notice Type Description: Maintenance
Notice Stat Desc: Initiate
Prior Notice:
Critical: Y
Reqrd Rsp Desc: No Response Required

Post
Notice Effective
Notice End

Response

09/29/26
09/29/26
10/29/26



12:38:12 PM
4:00:00 AM
4:00:00 AM



Subject: Construction and Maintenance Schedule Posting

Author: John Whited

Notice Text

As a courtesy, Columbia Gas Transmission, LLC (TCO) hereby notifies customers the Construction and Maintenance Schedule posted under "Construction and Maintenance" on the Informational Postings website has been updated. TCO reminds customers to please check the Maintenance Schedule on a regular basis.The current schedule has been updated to reflect maintenance activity on the following: * Revised end date – TM17 Make Piggable Project – August 31 through October 24, 2026 (Previously scheduled to end on October 14, 2026)
* Revised end date – SM102 Pipe Replacement – September 30 through October 9, 2026 (Previously scheduled to end on October 7, 2026)
* October 27 through November 6, 2026 - TM17 Pigging
* October 30 through November 8, 2026 - WB Loop Pipeline maintenance between Cleveland CS and Files Creek CS
* December 7 through December 12, 2026 - MXP 100 Pipeline maintenanceAdditionally, the following file(s) can be located on Informational Postings under Construction and Maintenance

1. TCO Construction and Maintenance Schedule 09-29-2026.pdf