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    Tools > Informational Postings > Southern Natural Gas > Critical Notices > Notice 712356

    Southern Natural Gas Notice 712356

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    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:  09/01/2026 4:05:54PM Notice End Date/Time:  09/02/2026 9:00:00am Post Date/Time:  9/1/2026 4:05:54 PM Notice ID: 712356 Reqrd Rsp:  1 Rsp Date/Time:  9/1/2026 12:00:00 AM Notice Stat Desc:  SUPERSEDE Prior Notice:  712354 Subject:  Update #3 Pipeline Conditions 9-1-2026
    Notice Text:

    Effective Intraday 2 Cycle for gas day Tuesday, September 01, 2026, and continuing until further notice, SNG restricted the following:

    OPERATIONAL FLOW ORDERS (OFO)

    Type 3 Level 1 OFO South System will be in effect for the start of the gas day, Wednesday, September 2, 2026, until further notice, Notice ID # 712352

     

    RESTRICTIONS (POINT)

    ·         BOARDWST/SNG PETROLOGISTICS IBERVIL Delivery Meter (Pin 607000) - Exceeds Operating Capacity - Reductions through OP Services

    RESTRICTIONS (SEGMENT)

    ·         200 (HARTWELL) - Exceeds Operating Capacity - Reductions into OP Services

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

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

    RESTRICTIONS (LINEPACK)

    Payback Due Pipe – Not accepting for September 1 and September 2

    Payback Due Shipper – Not accepting until further notice

    RESTRICTIONS (STORAGE)

    Incremental Interruptible Storage (ISS) Injections not allowed - See Notice # 711727

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

    September 01, 2026 – UL

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

    September 01, 2026 – 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:  09/01/2026 4:05:54PM Notice End Date/Time:  09/02/2026 9:00:00am Post Date/Time:  9/1/2026 4:05:54 PM Notice ID: 712356 Reqrd Rsp:  1 Rsp Date/Time:  9/1/2026 12:00:00 AM Notice Stat Desc:  SUPERSEDE Prior Notice:  712354 Subject:  Update #3 Pipeline Conditions 9-1-2026
    Notice Text:

    Effective Intraday 2 Cycle for gas day Tuesday, September 01, 2026, and continuing until further notice, SNG restricted the following:

    OPERATIONAL FLOW ORDERS (OFO)

    Type 3 Level 1 OFO South System will be in effect for the start of the gas day, Wednesday, September 2, 2026, until further notice, Notice ID # 712352

     

    RESTRICTIONS (POINT)

    ·         BOARDWST/SNG PETROLOGISTICS IBERVIL Delivery Meter (Pin 607000) - Exceeds Operating Capacity - Reductions through OP Services

    RESTRICTIONS (SEGMENT)

    ·         200 (HARTWELL) - Exceeds Operating Capacity - Reductions into OP Services

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

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

    RESTRICTIONS (LINEPACK)

    Payback Due Pipe – Not accepting for September 1 and September 2

    Payback Due Shipper – Not accepting until further notice

    RESTRICTIONS (STORAGE)

    Incremental Interruptible Storage (ISS) Injections not allowed - See Notice # 711727

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

    September 01, 2026 – UL

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

    September 01, 2026 – UL for Short and UL for Long Imbalances

     

     

     

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