Tennessee Gas Pipeline Notice 404306

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TSP/TSP Name: 1939164-TENNESSEE GAS PIPELINE Critical: Y Notice Type Desc (1): PIPELINE CONDITIONS Notice Type Desc (2): CURRENT PIPELINE CONDITIONS Notice Eff Date/Time: 09/18/2026 3:50:33PM Notice End Date/Time: 09/19/2026 9:00:00am Post Date/Time: 9/18/2026 3:50:33 PM Notice ID: 404306 Reqrd Rsp: 1 Rsp Date/Time: 9/18/2026 12:00:00 AM Notice Stat Desc: INITIATE Prior Notice: Subject: RESTRICTIONS FOR 09-18-2026 ID2

Notice Text:

Effective Intraday 2 Cycle (18:00) for the gas day of Friday, September 18, 2026 Tennessee restricted the following:

OPERATIONAL FLOW ORDERS (OFO) AND IMBALANCE WARNINGS

OFO DAILY CRITICAL DAY 1 ON THE 500 lINE FROM STA 527 TO STA 542 FOR OVERTAKES from the system OR UNDERDELIVERieS into the system FOR ALL LMPA, SA ACTING AS BALANCING PARTIES AND LMMA BALANCING PARTIES

METER RESTRICTIONS

· TGP/SNG Toca Exchange St Bernard Delivery Meter (Pin 420556) - through 100% of IT increases due to operational concerns; 17 Dths

· GULFSTH/TGP Kiln Miss Exchange Hanc Receipt Meter (Pin 420383) - through 100% of SIPss increases due to operational concerns; 4,952 Dths

· WHISTLEP/TGP Whistle Receipt Nueces Receipt Meter (Pin 54847) - through approx 99% of SA increases due to operational concerns; 84,965 Dths

· ETNG/TGP East Lobelville Tn Perry Receipt Meter (Pin 420042) - through approx 41% of SOP increases receipts due to displacement gas unavailable for backhaul; 3,449 Dths

SEGMENT RESTRICTIONS

· STA 1 (Segment 101 BH) - through 100% of SOP increases due to operational concerns; 54,300 Dths

· MLV 509 Muskrat Line (Segment 515 BH) - through 100% of SOP increases due to nominations in excess of operational capacity; 4,494 Dths

· STA 860 (Segment 860 BH) - through SIPss increases due to scheduled maintenance and nominations in excess of operational capacity

· STA 204 (Segment 204 BH) - through 100% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 20,005 Dths

· STA 307 (Segment 307 BH) - through 100% of SOP increases due to nominations in excess of operational capacity; 358,652 Dths

· MLV 314 East (Segment 314 BH) - through approx 99% of SOP increases due to nominations in excess of operational capacity; 204,010 Dths

· STA 315 (Segment 315 BH) - through approx 78% of SOP increases due to nominations in excess of operational capacity; 187,391 Dths

· STA 317 (Segment 317 BH) - through approx 97% of SOP increases due to nominations in excess of operational capacity; 78,028 Dths

· STA 313Hcg - Z4 Hc (Segment 399 FH) - through 100% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 27,160 Dths

· Z5hc North (Segment 299 FH) - through approx 86% of SOP increases due to nominations in excess of operational capacity; 140,366 Dths

· STA 245 (Segment 245 FH) - through approx 95% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 215,183 Dths

· STA 254 (Segment 249 FH) - through PIP increases due to scheduled maintenance and nominations in excess of operational capacity

· MLV 273 (Segment 284 FH) - through 100% of SOP increases due to nominations in excess of operational capacity; 72,279 Dths

LINEPACK RESTRICTIONS

PAYBACK NOMINATIONS WILL BE EVALUATED AT EACH CYCLE AND SCHEDULED ONLY IF OPERATIONALLY FEASIBLE.

STORAGE RESTRICTIONS

No Authorized Overrun Injections Services under Rate Schedule FS-AO at the following storage fields:

o Northern MA (460018) storage field

o Portland MA (460025) storage field

· No Interruptible Storage Injection Services under Rate Schedule IS at the following storage fields:

o Northern MA (460018) storage field

· No Parks or Loan Paybacks under Rate Schedule PAL utilizing the PALD service in Zones 4, 5 and 6

· No Parks or Loan Paybacks under Rate Schedule PAL utilizing the PAL-AO service in Zones 4, 5 and 6

**PLEASE NOTE MAXIMUM HOURLY ENTITLEMENTS ("MHE") AND/OR ELAPSED PRO RATA SCHEDULED QUANTITIES ("EPSQ") WILL BE REVIEWED AND MAY BE ENFORCED AT ANY METER DURING INTRADAY OR HOURLY CYCLES.

**FINAL VOLUMES MAY CHANGE DUE TO SYSTEM BALANCING AND/OR CONFIRMATION REDUCTIONS.

**THE OUTAGE AND MAINTENANCE SCHEDULE IS AVAILABLE IN EXCEL SPREADSHEET AND ADOBE FORMATS WHICH MAY BE ACCESSED VIA A HYPERLINK UNDER NOTICES/PLANNED SERVICE OUTAGES.

If you have any questions, please contact your Scheduler.