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    Tools > Informational Postings > Southern Natural Gas > Critical Notices > Notice 711452

    Southern Natural Gas Notice 711452

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    All information here is provided as a service and information is not guaranteed to be accurate. PipeRiv is not responsible for any incorrect information.

    TSP/TSP Name:  6900518-SOUTHERN NATURAL GAS CO. Critical: Y
    Notice Type Desc (1):  PIPELINE CONDITIONS Notice Type Desc (2):  CURRENT PIPELINE CONDITIONS
    Notice Eff Date/Time:  12/06/2025 11:04:02AM Notice End Date/Time:  12/07/2025 9:00:00am
    Post Date/Time:  12/6/2025 11:04:02 AM Notice ID: 711452
    Reqrd Rsp:  1 Rsp Date:  12/06/2025
    Notice Stat Desc:  SUPERSEDE Prior Notice:  711450
    Subject:  Updated Pipeline Conditions 12-06-2025
    Notice Text:

    Effective Intraday 1 Cycle for gas day Saturday, December 06, 2025, and continuing until further notice, SNG restricted the following:

    OPERATIONAL FLOW ORDERS (OFO)

    Type 3 Level 1 OFO North System will be in effect for the start of the gas day, Monday, December 8, 2025, until further notice, Notice ID # 711446

    Type 3 Level 1 OFO South System will be in effect for the start of the gas day, Monday, December 8, 2025, until further notice, Notice ID # 711445

    RESTRICTIONS (SEGMENT)

    ·         340 (WHITE CASTLE) - Exceeds Operating Capacity - Reductions into OP Services

    ·         380 (SNG - SESH) - Exceeds Operating Capacity - Reductions into OP Services

    ·         400 (GWINVILLE) - Exceeds Operating Capacity - Reductions into OP Services

    RESTRICTIONS (LINEPACK)

    Payback Due Pipe – None

    Payback Due Shipper – None

    RESTRICTIONS (STORAGE)

    Incremental Interruptible Storage (ISS) Injections not allowed - See Notice # 710565

    Type 3 / 4 OFO Probability (Unlikely (UL); Likely (L); Too Close to Call (TC); Highly Likely (HL)

    December 06, 2025 – UL

    December 07, 2025 – UL

    December 08, 2025 – OFO

    Type 6 OFO Probability (Unlikely (UL); Too Close to Call (TC); Highly Likely (HL)

    December 06, 2025 – TC for Short and UL for Long Imbalances

    December 07, 2025 – TC for Short and UL for Long Imbalances

    December 08, 2025 – UL for Short and UL for Long Imbalances

     

     

     

     

     

    TSP/TSP Name:  6900518-SOUTHERN NATURAL GAS CO. Critical: Y
    Notice Type Desc (1):  PIPELINE CONDITIONS Notice Type Desc (2):  CURRENT PIPELINE CONDITIONS
    Notice Eff Date/Time:  12/06/2025 11:04:02AM Notice End Date/Time:  12/07/2025 9:00:00am
    Post Date/Time:  12/6/2025 11:04:02 AM Notice ID: 711452
    Reqrd Rsp:  1 Rsp Date:  12/06/2025
    Notice Stat Desc:  SUPERSEDE Prior Notice:  711450
    Subject:  Updated Pipeline Conditions 12-06-2025
    Notice Text:

    Effective Intraday 1 Cycle for gas day Saturday, December 06, 2025, and continuing until further notice, SNG restricted the following:

    OPERATIONAL FLOW ORDERS (OFO)

    Type 3 Level 1 OFO North System will be in effect for the start of the gas day, Monday, December 8, 2025, until further notice, Notice ID # 711446

    Type 3 Level 1 OFO South System will be in effect for the start of the gas day, Monday, December 8, 2025, until further notice, Notice ID # 711445

    RESTRICTIONS (SEGMENT)

    ·         340 (WHITE CASTLE) - Exceeds Operating Capacity - Reductions into OP Services

    ·         380 (SNG - SESH) - Exceeds Operating Capacity - Reductions into OP Services

    ·         400 (GWINVILLE) - Exceeds Operating Capacity - Reductions into OP Services

    RESTRICTIONS (LINEPACK)

    Payback Due Pipe – None

    Payback Due Shipper – None

    RESTRICTIONS (STORAGE)

    Incremental Interruptible Storage (ISS) Injections not allowed - See Notice # 710565

    Type 3 / 4 OFO Probability (Unlikely (UL); Likely (L); Too Close to Call (TC); Highly Likely (HL)

    December 06, 2025 – UL

    December 07, 2025 – UL

    December 08, 2025 – OFO

    Type 6 OFO Probability (Unlikely (UL); Too Close to Call (TC); Highly Likely (HL)

    December 06, 2025 – TC for Short and UL for Long Imbalances

    December 07, 2025 – TC for Short and UL for Long Imbalances

    December 08, 2025 – UL for Short and UL for Long Imbalances

     

     

     

     

     

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