Southern Natural Gas Notice 711907
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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: 04/20/2026 11:01:11AM | Notice End Date/Time: 04/21/2026 9:00:00am |
| Post Date/Time: 4/20/2026 11:01:11 AM | Notice ID: 711907 |
| Reqrd Rsp: 1 | Rsp Date: 04/20/2026 |
| Notice Stat Desc: SUPERSEDE | Prior Notice: 711904 |
| Subject: Updated Pipeline Conditions 04-20-2026 |
Effective Intraday 1 Cycle for gas day Monday, April 20, 2026, and continuing until further notice, SNG restricted the following:
OPERATIONAL FLOW ORDERS (OFO)
None
RESTRICTIONS (SEGMENT)
· 380 (SNG - SESH) - Exceeds Operating Capacity - Reductions into OP Services
· 400 (GWINVILLE) - Exceeds Operating Capacity - Reductions through OP Services
· 700 (QUINCY LINE) - Exceeds Operating Capacity
· 710 (PAVO) - Exceeds Operating Capacity
RESTRICTIONS (LINEPACK)
Payback Due Pipe – None
Payback Due Shipper – None
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))
April 20, 2026 – UL
Type 6 OFO Probability (Unlikely (UL); Too Close to Call (TC); Likely (L); Highly Likely (HL))
April 20, 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: 04/20/2026 11:01:11AM | Notice End Date/Time: 04/21/2026 9:00:00am |
| Post Date/Time: 4/20/2026 11:01:11 AM | Notice ID: 711907 |
| Reqrd Rsp: 1 | Rsp Date: 04/20/2026 |
| Notice Stat Desc: SUPERSEDE | Prior Notice: 711904 |
| Subject: Updated Pipeline Conditions 04-20-2026 |
Effective Intraday 1 Cycle for gas day Monday, April 20, 2026, and continuing until further notice, SNG restricted the following:
OPERATIONAL FLOW ORDERS (OFO)
None
RESTRICTIONS (SEGMENT)
· 380 (SNG - SESH) - Exceeds Operating Capacity - Reductions into OP Services
· 400 (GWINVILLE) - Exceeds Operating Capacity - Reductions through OP Services
· 700 (QUINCY LINE) - Exceeds Operating Capacity
· 710 (PAVO) - Exceeds Operating Capacity
RESTRICTIONS (LINEPACK)
Payback Due Pipe – None
Payback Due Shipper – None
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))
April 20, 2026 – UL
Type 6 OFO Probability (Unlikely (UL); Too Close to Call (TC); Likely (L); Highly Likely (HL))
April 20, 2026 – UL for Short and UL for Long Imbalances