TSP Name: Northern Natural Gas Company TSP: 784158214 Notice ID: 101485 Notice Type: Over-Under Performance Subject: UNDERPERFORMANCE - FIELD AREA RECEIPT POINTS Location: FIELD AREA Critical: N Post Date/Time: 01/25/2026 12:42 PM Notice Status: Initiate For Gas Day(s): 01/25/2026 - 01/27/2026 Notice Effective Date/Time: 01/25/2026 12:41 PM Notice End Date/Time: 01/28/2026 08:59 AM Required Response Indicator Description: 5-No response required Notice Text: Northern is currently experiencing underperformance at the following Field Area receipt points: POI Field Area Receipt Points 1709 DCP Linam Ranch Plant Outlet 78949 ETC Martin County 79064 Coronado Midmar Martin Co 79663 Fasken Andrews Co. As a result, Northern may be required to allocate the underperforming receipt points to actual flowing volumes during an intraday nomination cycle to protect pipeline integrity. As performance improves at the receipt points, allocations may be lifted. If you have any questions, contact your customer service or marketing representative.