MountainWest Pipeline

Customer Access

Transmission Services

MountainWest Pipeline
- Informational Postings
  - Capacity
  - Gas Quality
    - Gas Quality Data
      - Daily Gas Quality
      - CHDP Zone Map
    - Methodology
    - Tariff Reference
  - Index of Customers
  - Locations
  - Notices
  - Posted Imbalances
  - Standards of Conduct
  - Tariff
  - Transactional Reporting
  - Other
  - Downloads
  - Search
  - Customer Activites
    - myQuorum Login
  - Site Map
- System Operations
  - System Maintenance Calendar
- MWP Home
MountainWest Overthrust Pipeline
- Informational Postings
  - Capacity
  - Gas Quality
    - Gas Quality Data
      - Representative Mainline Points
      - Receipt Points (CHDP)
    - Methodology
    - Tariff Reference
  - Index of Customers
  - Locations
  - Notices
  - Posted Imbalances
  - Standards of Conduct
  - Tariff
  - Transactional Reporting
  - Other
  - Downloads
  - Search
  - Customer Activites
    - myQuorum Login
  - Site Map
- System Operations
  - System Maintenance Calendar
- MWOP Home
White River Hub
- Informational Postings
  - Capacity
    - Operationally Available
    - Unsubscribed
  - Gas Quality
    - Gas Quality Data
      - Daily Gas Quality
    - Methodology
    - Tariff Reference
  - Index of Customers
  - Locations
  - Notices
  - Posted Imbalances
  - Standards of Conduct
  - Tariff
  - Transactional Reporting
  - Other
  - Downloads
  - Search
  - Customer Activites
    - myQuorum Login
  - Site Map
- System Operations
  - System Maintenance Calendar
- WRH Home

System Wide Notices - MountainWest Pipeline

TSP Name:

MountainWest Pipeline, LLC

TSP:

092027077

Critical:

Notice Type Desc	Post Date/Time	Notice Eff Date/Time	Notice ID	Subject	Rsp Date/Time	Notice Stat	Prior Notice	Reqrd Rsp
STORAGE	10/28/2025 11:03 AM	10/29/2025 09:00 AM	37530	CLAY BASIN CAPACITIES		1		5

All listed times are CCT

CLAY BASIN CAPACITIES

Beginning Gas Day October 29, 2025, Timely cycle, injection capacity will decrease from 225,000 Dth/d to 200,000 Dth/d.

Withdrawal capacity will be 450,000 Dth/d.

If you have any questions, please contact your MWP Marketing or Contract Services Representative or the Customer Service Hotline at 801-584-6034.