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Most Recent 5 Critical Notices in effect  (as of 2/21/2026 2:48:43 PM CCT )
 Notice
Type		Posted
Date/Time		Notice Effective
Date/Time		Notice
Identifier		SubjectResponse
Date/Time
DetailsOperational Flow Order2/20/2026 7:18:00 AM2/20/2026 7:18:00 AM0000004653Delivery Point OFO Implementation for Negative Imbalances 
DetailsOperational Alert2/20/2026 6:35:00 AM2/20/2026 6:35:00 AM0000004652Delivery Point OFO Probability 
DetailsOperational Alert2/18/2026 9:59:00 AM2/18/2026 9:59:00 AM0000004651Delivery Point OFO Probability 
DetailsCapacity Constraint/Pipeline Conditions2/5/2026 11:13:00 AM2/5/2026 11:13:00 AM0000004646Receipt Capacity Constraint Lifted 
DetailsCapacity Constraint/Pipeline Conditions1/29/2026 7:30:00 PM1/29/2026 7:30:00 PM0000004637Receipt Capacity Constraint 
 
Most Recent 5 Non Critical Notices in effect  (as of 2/21/2026 2:48:43 PM CCT )
 Notice
Type		Posted
Date/Time		Notice Effective
Date/Time		Notice
Identifier		SubjectResponse
Date/Time
DetailsBilling and Payments2/9/2026 8:35:00 AM2/9/2026 8:35:00 AM0000004649January Invoices and Statements of Account Posted 
DetailsImbalance Trading2/4/2026 5:38:00 PM2/4/2026 5:43:00 PM0000004645January 2026 Measurement Close and Imbalance Trade 
DetailsCash Out/Billing and Payments2/2/2026 4:20:00 PM2/2/2026 4:20:00 PM0000004641January 2026 Cashout Pricing 
DetailsOther2/2/2026 4:12:00 PM2/2/2026 4:12:00 PM0000004640Firm Transportation Service Agreement Expiration 
DetailsOther1/28/2026 3:46:00 PM1/28/2026 3:46:00 PM0000004634Make Up Due Shipper 
Cycle Indicators(as of 2/21/2026 2:48:43 PM CCT)
ID1ID2ID3TIMEVE
Gas Day2/21/20262/21/20262/21/20262/22/20262/22/2026
Nomination CycleClosedClosedOpenClosedOpen
Confirmation CycleClosedOpenClosedOpenClosed
OFO Probabilities
Gas DayProbabilityImbalance Type
2/21/2026ULNegative
2/22/2026ULNegative
2/23/2026OFONegative
2/24/2026TCTCNegative
2/25/2026ULNegative
2/26/2026ULNegative
 
Current Unaudited Gas Quality Snapshot  (as of 2/21/2026 2:42:09 PM CCT)
LocationMMBtu/MCFSpecific GravityCO2NitrogenMethaneEthanePropaneI-ButaneButaneI-PentanePentaneHexane+
Aiken 1.04960.58940.47%0.44%93.69%5.09%0.25%0.02%0.03%0.01%0.00%0.01%
Bethune_11Sys 1.05860.59100.23%0.41%93.15%5.88%0.28%0.02%0.02%0.00%0.00%0.00%
Bethune_13Sys 1.05840.59100.23%0.42%93.15%5.86%0.28%0.02%0.02%0.00%0.00%0.00%
Bethune_18Sys 1.05890.59080.22%0.39%93.16%5.89%0.28%0.02%0.02%0.00%0.00%0.00%
Bushy_Park 1.04570.58830.54%0.45%93.97%4.74%0.23%0.02%0.02%0.01%0.00%0.00%
Dorchester_12C 1.05040.58820.40%0.38%93.87%5.04%0.25%0.02%0.02%0.00%0.00%0.01%
Grover 1.06070.59100.20%0.33%93.09%6.06%0.27%0.02%0.02%0.00%0.00%0.00%
Salley_Char_1 1.04790.58940.55%0.41%93.87%4.82%0.24%0.07%0.02%0.01%0.00%0.01%
Salley_Char_2 1.05270.58920.37%0.38%93.65%5.29%0.26%0.02%0.02%0.00%0.00%0.01%

Current Unaudited Gas Quality Snapshot per Upstream Interconnect Agreement
(as of 2/21/2026 2:42:09 PM CCT)
LocationMMBtu/MCFSpecific GravityCO2NitrogenMethaneEthanePropaneI-ButaneButaneI-PentanePentaneHexane+
SNG_PortWent 1.00970.58420.76%1.90%94.75%2.36%0.16%0.03%0.02%0.01%0.00%0.00%
 
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Gas Control (800) 789-7272