TSP Name: Northern Natural Gas Company TSP: 784158214 Notice ID: 094341 Notice Type: Capacity Constraint Subject: CARLTON SOUTH RECEIPT ALLOCATION GROUP Location: CARLTON SOUTH RECEIPT ALLOCATION GROUP Critical: N Post Date/Time: 08/22/2025 07:42 AM Cycle: Non-Grid A.M. Notice Status: Initiate For Gas Day(s): 08/22/2025 POI / Group Number: Grp: 811 MID/Zone: EF Notice Effective Date/Time: 08/22/2025 09:00 AM Notice End Date/Time: 08/23/2025 08:59 AM Required Response Indicator Description: 5-No response required Reason: Pipeline Capacity Constraint at Group Location Points Affected: POI Number Flow Direction POI Name 388 R GRLKS/NNG CARLTON 78994 R GRLKS/NNG GRAND RAPIDS 21972 R GRLKS/NNG WAKEFIELD 79379 R SEMCO MARQUETTE EMERGENCY RECEIPT 79374 R SEMCO MARQUETTE M-35