TSP Name: Northern Natural Gas Company TSP: 784158214 Notice ID: 104519 Notice Type: Scheduling Alert/Timeline Extension Subject: INTRADAY 1 CYCLE NOMINATION DEADLINE EXTENSION FOR 4/8/2026 Critical: N Post Date/Time: 04/08/2026 09:45 AM Notice Status: Terminate For Gas Day(s): 04/08/2026 Notice Effective Date/Time: 04/08/2026 09:45 AM Notice End Date/Time: 04/08/2026 10:25 AM Required Response Indicator Description: 5-No response required Notice Text: Northern has extended the nomination online/EDI deadline for the Intraday 1 cycle for Gas Day 4/8/2026. The online deadline is 4/8/2026 10:10:00 AM and the EDI deadline is 4/8/2026 10:25:00 AM. For further updates, please contact your customer service representative.