TSP Name: Northern Natural Gas Company TSP: 784158214 Notice ID: 090357 Notice Type: Force Majeure Subject: UPDATE 2: FORCE MAJEURE - CLAUDE COMPRESSOR STATION Location: FIELD AREA Critical: Y Post Date/Time: 05/19/2025 04:12 PM Notice Status: Supersede Prior Notice: 090005 For Gas Day(s): 05/19/2025 - 05/31/2025 Notice Effective Date/Time: 05/19/2025 04:12 PM Notice End Date/Time: 06/01/2025 08:59 AM Required Response Indicator Description: 5-No response required Notice Text: Update 2: Northern has identified the issue at the Claude compressor station and has begun executing a repair plan. Service is expected to resume early next week. Updates will be provided as the repairs progress, with the next update coming no later than Friday, May 23, 2025. At this time, the posted capacity impacts outlined below remain unchanged. If you have any questions, contact your marketing or customer service representative. Update 1: An initial inspection of the Claude compressor station is ongoing. Northern is currently developing a repair plan, but does not anticipate the station returning to service prior to next week at the earliest. Updates will be provided as the repair plan develops, with the next update coming no later than Monday, May 19, 2025. At this time, the posted capacity impacts described below remain unchanged. Original Notice: Northern has experienced a Force Majeure event at the Claude compressor station located in Claude, Texas, which requires operating capacities for the Beaver North (Group 1025), Beaver C and Beaver North (Group 1020), Brownfield North (Group 1022), Pampa North (Group 1023) and Beaver C System (Group 31) allocation groups to be lowered effective immediately and until further notice. Incremental nominations for the allocation groups may not be accepted for the Intraday 3 nomination cycle for Gas Day Tuesday, May 13, 2025, or the Evening nomination cycle for Gas Day Wednesday, May 14, 2025. Northern will be required to allocate the groups to the reduced operating capacities shown below beginning with the Timely nomination cycle for Gas Day Thursday, May 15, 2025, and continuing until resolved. Please continue to monitor Northern's website for updates. Group Name Group Number Flow Direction Normal Operating Capacity Reduced Operating Capacity Beaver North 1025 Delivery 900,000 840,000 Beaver C and Beaver North 1080 Delivery 483,000 421,000 Brownfield North 1022 Delivery 536,000 495,000 Pampa North 1023 Delivery 483,000 421,000 Beaver C System 31 Receipt 425,000 230,000 Please see Operationally Available Capacity on Northern's website for current flow information and the Field Area Group Allocation Maps for a list of impacted points.