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Important Dates

Nicor Gas transportation customers need to be aware of these key dates throughout the year:

Dates Event
November 1 - April 30 A Critical Day can be declared.
November 1 - March 31 Daily nominations of customer-owned gas can equal up to two times the Maximum Daily Contract Quantity (MDCQ).
November 1 - November 14 Storage Withdrawal Factor (SWF) equals 1.
Prior to November 15 Customers will be notified of their calculated Storage Withdrawal Factor (SWF) to be effective November 15.
November 15 New Storage Withdrawal Factor (SWF) effective.
Prior to March 1 Customers will be notified of their current Storage Banking Service (SBS) capacity and Firm Backup Service (FBS) quantity.
Prior to April 1 Customers will be notified of Maximum Daily Nomination (MDN) levels and MDCQ.
Prior to April 1 Customers may request a change to their SBS and FBS.
April 1 - October 31 Daily nominations of customer-owned gas are limited to MDN.
April 30 Last day a Critical Day can be declared.
Prior to May 1 Customers will be notified of additional SBS capacity awarded.
Prior to June 1 Customers awarded additional SBS capacity can request a change to their FBS quantity.
Prior to June 1 Customers may request a reduced level of FBS.
June 1 New MDCQ effective.