TSP Name: Northern Natural Gas Company TSP: 784158214 Notice ID: 103982 Notice Type: TSP Capacity Offering Subject: MARKET AREA CAPACITY FOR BEATRICE NORTH AND VENTURA SOUTH Critical: N Post Date/Time: 03/24/2026 08:59 AM Notice Status: Initiate For Gas Day(s): 03/23/2026 - 03/25/2026 Notice Effective Date/Time: 03/24/2026 08:59 AM Notice End Date/Time: 03/25/2026 09:00 AM Required Response Indicator Description: 5-No response required Notice Text: Market Area capacity through October 31, 2026, is limited due to maintenance outages on Northern's system that are posted under Planned Service Outage. At this time, Northern is selling firm throughput service for capacity available beginning April 1, 2026, and ending June 30, 2026, as follows: April through June: 60,000 Dth/day for delivery to points inside the Beatrice North Allocation Group (832), including points inside Hubbard East Group (585), from receipts outside of the Beatrice North Allocation Group (832)or up to 25,000 Dth/day from receipts outside the Ventura South Allocation Group (735) April only (incremental to above): 53,050 Dth/day for delivery to points inside the Beatrice North Allocation Group (832), including points inside Hubbard East Group (585), from receipts outside of the Beatrice North Allocation Group (832)or up to 20,000 Dth/day from receipts outside the Ventura South Allocation Group (735) Northern will not begin evaluating requests for service commencing on April 1, 2026, prior to 9 a.m. CCT Wednesday, March 25, 2026. The bid evaluation period will end on June 30, 2026. The Capacity will be awarded to the best bid, portions of bids, or combination of bids that result in the highest total net present value (NPV) of reservation revenue to Northern on a per unit of capacity basis. This will be determined by discounting the cash flow (using the FERC interest rate) generated from the transportation rate multiplied by the quantity for each day bid and then dividing the net present value by the maximum daily quantity bid. The NPV calculation shall include only revenues generated by the reservation rate or a guaranteed throughput quantity. The best bid will be the bid with the highest per dekatherm NPV. In the event equivalent offers are submitted, the capacity will be awarded pro rata to the equal bidders. If you have any questions, please contact your account manager.