Northern Natural Gas
System Underrun Limitation (SUL) Summary 2017 - 2019
June 2019Area Called
No SUL was called for June 2019 
May 2019Area Called
No SUL was called for May 2019 
April 2019Area Called
No SUL was called for April 2019 
March 2019Area Called
No SUL was called for March 2019 
February 2019Area Called
No SUL was called for February 2019 
January 2019Area Called
No SUL was called for January 2019 
December 2018Area Called
No SUL was called for December 2018 
November 2018Area Called
Tuesday, November 6, 2018FIELD 
Monday, November 5, 2018FIELD 
Sunday, November 4, 2018FIELD 
Saturday, November 3, 2018FIELD 
Friday, November 2, 2018FIELD 
Thursday, November 1, 2018FIELD 
October 2018Area Called
No SUL was called for October 2018 
September 2018Area Called
No SUL was called for September 2018 
August 2018Area Called
Monday, August 13, 2018FIELD 
Sunday, August 12, 2018FIELD 
Saturday, August 11, 2018FIELD 
July 2018Area Called
No SUL was called for July 2018 
June 2018Area Called
No SUL was called for June 2018 
May 2018Area Called
No SUL was called for May 2018 
April 2018Area Called
No SUL was called for April 2018 
March 2018Area Called
No SUL was called for March 2018 
February 2018Area Called
No SUL was called for February 2018 
January 2018Area Called
No SUL was called for January 2018 
December 2017Area Called
No SUL was called for December 2017 
November 2017Area Called
No SUL was called for November 2017 
October 2017Area Called
No SUL was called for October 2017 
September 2017Area Called
No SUL was called for September 2017 
August 2017Area Called
No SUL was called for August 2017 
July 2017Area Called
No SUL was called for July 2017 
June 2017Area Called
No SUL was called for June 2017 
May 2017Area Called
No SUL was called for May 2017 
April 2017Area Called
No SUL was called for April 2017 
March 2017Area Called
No SUL was called for March 2017 
February 2017Area Called
Tuesday, February 21, 2017MARKET (All Zones ABC, D & EF) 
Monday, February 20, 2017MARKET (All Zones ABC, D & EF) 
Sunday, February 19, 2017MARKET (All Zones ABC, D & EF) 
Saturday, February 18, 2017MARKET (All Zones ABC, D & EF) 
January 2017Area Called
No SUL was called for January 2017