Northern Natural Gas
System Underrun Limitation (SUL) Summary 2024 - 2026
March 2026Area Called
No SUL was called for March 2026 
February 2026Area Called
No SUL was called for February 2026 
January 2026Area Called
No SUL was called for January 2026 
December 2025Area Called
No SUL was called for December 2025 
November 2025Area Called
No SUL was called for November 2025 
October 2025Area Called
No SUL was called for October 2025 
September 2025Area Called
No SUL was called for September 2025 
August 2025Area Called
No SUL was called for August 2025 
July 2025Area Called
No SUL was called for July 2025 
June 2025Area Called
No SUL was called for June 2025 
May 2025Area Called
No SUL was called for May 2025 
April 2025Area Called
No SUL was called for April 2025 
March 2025Area Called
No SUL was called for March 2025 
February 2025Area Called
No SUL was called for February 2025 
January 2025Area Called
No SUL was called for January 2025 
December 2024Area Called
Monday, December 30, 2024MARKET (All Zones ABC, D & EF) 
Sunday, December 29, 2024MARKET (All Zones ABC, D & EF) 
Saturday, December 28, 2024MARKET (All Zones ABC, D & EF) 
Friday, December 27, 2024MARKET (All Zones ABC, D & EF) 
Thursday, December 26, 2024MARKET (All Zones ABC, D & EF) 
Wednesday, December 25, 2024MARKET (All Zones ABC, D & EF) 
November 2024Area Called
No SUL was called for November 2024 
October 2024Area Called
No SUL was called for October 2024 
September 2024Area Called
No SUL was called for September 2024 
August 2024Area Called
No SUL was called for August 2024 
July 2024Area Called
No SUL was called for July 2024 
June 2024Area Called
No SUL was called for June 2024 
May 2024Area Called
No SUL was called for May 2024 
April 2024Area Called
No SUL was called for April 2024 
March 2024Area Called
No SUL was called for March 2024 
February 2024Area Called
No SUL was called for February 2024 
January 2024Area Called
No SUL was called for January 2024