Notice Type Description: Planned Service Outage
Notice Identifier: 104838
Critical Notice Description: Critical notice
Posting Date/Time: Oct 28 2024 1:46PM
Notice Status Description: Supersede
Required Response Indicator Description: No response required
Response Date/Time:
TSP: 7933047
TSP Name: TRANSWESTERN PIPELINE COMPANY, LLC
Subject: UPDATE: Gas Day October 28th, 2024 (ID2 Cycle) - Station 2 (Flagstaff, AZ), Station 3 (Leupp,AZ), & Station 4 (Klagetoh, AZ) - Semi-Annual Turbine Maintenance. 10/15 thru 10/31/24
Notice Effective Date/Time: Oct 15 2024 9:00AM
Notice End Date/Time: Oct 29 2024 8:50AM

Notice Text:

Nominated Volume Affected

UPDATE: Gas Day October 28th, 2024 (ID2 Cycle)


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


September 11, 2024 (Original date)

To: All Transwestern Pipeline Customers.

Subject: Mainline Thoreau West System Capacity.

Reason: Transwestern will be performing Semi-Annual Turbine Maintenance at Station 2 (Flagstaff, AZ), Station 3 (Leupp, AZ), and Station 4 (Klagetoh, AZ). This will impact the Mainline Thoreau West System Capacity.

Gas Day October 15th thru October 19th, 2024 (5 Days)



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

Gas Day October 20th, 2024

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


Gas Day October 22nd thru October 23rd, 2024 (2 Days)

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

Gas Day October 24th, 2024

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

Gas Day October 29th thru October 31, 2024 (3 Days)

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

Gas Day November 1st, 2024

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), & Station 4 (Klagetoh, AZ) - West Mainline System