TSP Name: Northern Natural Gas Company TSP: 784158214 Notice ID: 108193 Notice Type: Capacity Constraint Subject: SUPPLEMENTAL INFORMATION FOR GAS DAY JUNE 17, 2026 Location: BEATRICE NORTH Critical: N Post Date/Time: 06/16/2026 02:25 PM Cycle: Timely Notice Status: Initiate For Gas Day(s): 06/17/2026 Notice Effective Date/Time: 06/17/2026 09:00 AM Notice End Date/Time: 06/18/2026 08:59 AM Required Response Indicator Description: 5-No response required Notice Text: Northern did not allocate the following allocation group. In an effort to provide useful information that may impact customers' decisions regarding nominated volumes, Northern is providing this supplemental information for Gas Day June 17, 2026. Beatrice North Allocation Group Preliminary Scheduled % Nominations Preliminary Scheduled (Dth) (1) Reduction Requirements (Dth) Primary-Primary 100% 358,430 358,430 0 Primary/Alternate-Alternate/Primary 100% 545,395 545,395 0 Alternate-Alternate 100% 123,407 123,407 0 Interruptible-Overrun 100% 78,965 78,965 0 Totals 1,106,197 1,106,197 0 Notes: (1) The scheduled quantity represents the quantity scheduled in the general direction of physical flows and may be greater than the posted operational capacity, which is the net requirement for the group. The specific scheduled quantities in the above group may differ as a result of other point/group allocations and/or confirmation reductions. If you have any questions, contact your marketing or customer service representative.