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Maintenance Construction Schedule - MountainWest Overthrust Pipeline
2026 Schedule
| Period | Category | Preliminary Dates | Duration | Location | Project | Possible Customer Impact | Current Capacity (Dth/d) | Restricted Capacity (Dth/d) | Anticipated Firm Cut Quantity | Anticipated Total Nomination Cut % |
|---|---|---|---|---|---|---|---|---|---|---|
| June | Compressor Maintenance | June 2 - 3 | 2 Days | Roberson Compressor Station | Emissions Testing | No | TBD |
TBD | TBD | TBD |
| June | Pig |
June 30 - July 2 | 3 Days |
ML 116 Labarge to Whitney Canyon | Smart Tool |
Yes | TBD | TBD | TBD | TBD |
| July | Pig |
July 22 - 24 | 3 Days |
ML 116 Labarge to Whitney Canyon | Smart Tool |
Yes | TBD | TBD | TBD | TBD |
| August | Compressor Maintenance | August 11 -14 | 4 Days | Rock Springs Compressor Station | Station ESD Testing | All Compression Offline Capacity constraints at ML 122 Rendezvous, Whitney Canyon Constraint, MAP 10005 Kanda/Col, and MAP 10013 WIC RS | Kanda/Coleman Segment: 410,000 Dth/d | ML 122 Rendezvous: 1,151,000 Dth/d Whitney Canyon Constraint: 291,000 Dth/d MAP 10005 Kanda/Col: 173,667 Dth/d MAP 10013 WIC RS: 347,333 Dth/d | TBD | TBD |
| September | Compressor Maintenance | Sept 7 -11 | 5 Days | Roberson Compressor Station | Station ESD Testing | YES | TBD | TBD | TBD | TBD |
Note: This schedule is subject to change. It is recommended the Shippers monitor MountainWest Pipeline's critical notices about schedule revisions.