text_combined: 3 maintenance notes letter last month see daily gpi oct 19 northwest announced policy revision allowing shipper holding capacity sumas system delivery points amend primary delivery points shorten path without subject contractual ofo upon extending contract term however citing current ofo situation pipeline system northwest said last week policy change review suspended notice el paso reported thursday injection unit washington ranch storage facility gone emergency maintenance capacity pecos river station reduced 100 mmcf notice causing pipeline impose allocations permian basin production deliveries san juan basin gas south mainline el paso said work lines 1106 1107 extended one day causing shut deliveries el paso iutbened ihybendm interconnects continue dec 1 delay also postpones scheduled work line 3137 shut dec 4 5 affecting ivaleroz isonora ishozona ibarnhrt points line 3177 scheduled dec 7 inspection affecting imobilpe