TSP Name: Northern Natural Gas Company TSP: 784158214 Notice ID: 105654 Notice Type: TSP Capacity Offering Subject: CAPACITY NOTICE - WINTER SEASONAL SERVICE Critical: N Post Date/Time: 05/01/2026 09:14 AM Notice Status: Initiate For Gas Day(s): 05/01/2026 - 08/31/2026 Notice Effective Date/Time: 05/01/2026 09:00 AM Notice End Date/Time: 08/31/2026 05:00 PM Required Response Indicator Description: 5-No response required Notice Text: Northern is willing to sell firm capacity and grant realignments greater than 60 days prior to the contract start date for winter seasonal service (November 1 through March 31) for capacity at Ogden Deferred Delivery (POI 98) for the upcoming winter season and successive winter seasons in subsequent years. This notice permits requests greater than 60 days prior to the start date of service. Service must begin November 1, 2026. Terms greater than one season must be for consecutive seasons. The contract quantities must be uniform throughout the term of the agreement and are subject to available capacity. All realignments must go through the term of the contract and are subject to available capacity. If you have any questions, please contact your marketing representative.