MWOP FUEL GAS REIMBURSEMENT PERCENTAGE

Effective August 1, 2025, MountainWest Overthrust Pipeline’s Fuel Matrix has been posted to its website. Changes to the matrix are as follows:

Rock Springs’ compression rate will change from 0.09% to 0.19%
Roberson’s compression rate will change from 0.13% to -0.07%
Point of Rocks’ compression rate remains unchanged at 0.00%
System Gas and L&U rate will change from -0.10% to -0.15%

Expected system configuration for compression at Rock Springs has not changed for August. Shippers with Receipt Points at Wamsutter 10827, WIC-Wamsutter 10031, moving to delivery points to Rock Springs and further west will be charged compressor fuel at Rock Springs for August. Customers moving west past Rock Springs with receipt points from Kanda-Col 10005 will be charged for compression at Rock Springs.

Please contact your Scheduling representative at (801) 584-6034 if you have any questions.