Notice Type Description: Planned Service Outage
Notice Identifier: 112678
Critical Notice Description: Critical notice
Posting Date/Time: Oct 8 2025 9:22AM
Notice Status Description: Initiate
Required Response Indicator Description: No response required
Response Date/Time:
TSP: 7933047
TSP Name: TRANSWESTERN PIPELINE COMPANY, LLC
Subject: Station 2 (Flagstaff, AZ) & Station 3 (Leupp, AZ) - Semi-Annual Turbine Maintenance. 10/21 thru 10/24/25
Notice Effective Date/Time: Oct 21 2025 9:00AM
Notice End Date/Time: Oct 25 2025 8:59AM

Notice Text:

Nominated Volume Affected

October 8, 2025


To: All Transwestern Pipeline Customers.

Subject: Mainline Thoreau West System Capacity.

Reason: Transwestern will be performing its Semi-Annual Turbine Maintenance at Station 2 (Flagstaff, AZ) & Station 3 (Leupp, AZ). This will impact the Mainline Thoreau West System Capacity.

Gas Day October 21st  thru October 24th, 2025 (4 Days)

Mainline Thoreau West System capacity will be reduced from 1,240,000 MMBtu/d to approximately 1,100,000 MMBtu/d.

Based on expected scheduled volumes on the Mainline Thoreau West System, this maintenance may not impact any scheduled volumes during this timeframe.

Gas Day October 25th, 2025

Mainline ThoreauWest System capacity will increase from 1,100,000 MMBtu/d to the original capacity of 1,240,000 MMBtu/d.


Transwestern reserves the right to revise the above listed schedule. Please continue to monitor Transwestern website for updates and scheduled changes.
Reason: Pipeline Maintenance
Location: Station 2 (Flagstaff, AZ) & Station 3 (Leupp, AZ)