TSP Name: Northern Natural Gas Company TSP: 784158214 Notice ID: 090104 Notice Type: TSP Capacity Offering Subject: NORTHERN LIGHTS 2027 EXPANSION - VENTURA NORTH Critical: N Post Date/Time: 05/16/2025 10:30 AM Notice Status: Initiate For Gas Day(s): 05/16/2025 - 05/22/2025 Notice Effective Date/Time: 05/16/2025 10:30 AM Notice End Date/Time: 05/23/2025 08:59 AM Required Response Indicator Description: 5-No response required Notice Text: Northern held an open season to expand its system north of the Ventura, Iowa, compressor station in Northern's Market Area for firm service commencing on or after November 1, 2027, which ended May 15, 2025. Northern received the following requests: Bidder Start Date End Date Winter MDQ Requested (Dth/day) Summer MDQ Requested (Dth/day) A 11/1/2027 10/31/2037 50,000 30,000 B 11/1/2027 10/31/2032 500 500 C 11/1/2027 10/31/2032 3,000 3,000 D 11/1/2027 10/31/2047 1,283 1,283 E 11/1/2027 10/31/2032 3,000 0 F 11/1/2027 10/31/2047 44,289 44,289 G 11/1/2027 10/31/2032 2,000 2,000 H 11/1/2027 10/31/2032 6,000 6,000 Northern also received five requests for realignment and no requests to turnback capacity. Northern will work with the requesting parties to evaluate capital requirements associated with construction of additional facilities related to the requests. Northern's FERC Gas Tariff provides for the posting of open season NPV results used to allocate capacity. Since capacity has not been allocated, NPV calculations are not necessary and therefore are not included. If you have any questions, please contact your marketing representative.