Tennessee Gas Pipeline Notice 404321

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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: 09/19/2026 11:21:47AM Notice End Date/Time: 09/20/2026 9:00:00am Post Date/Time: 9/19/2026 11:21:47 AM Notice ID: 404321 Reqrd Rsp: 1 Rsp Date/Time: 9/19/2026 12:00:00 AM Notice Stat Desc: INITIATE Prior Notice: Subject: RESTRICTIONS FOR 09-19-2026 ID1

Notice Text:

Effective Intraday 1 Cycle (14:00) for the gas day of Saturday, September 19, 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

ofo daily critical day 1 for all areas east of sta 219 for overdeliveries into the system or undertakes out of 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

· ETNG/TGP East Lobelville Tn Perry Receipt Meter (Pin 420042) - through approx 87% of SOP increases receipts due to displacement gas unavailable for backhaul; 33,000 Dths

· Greenbrier Tn 2 (Dual) Receipt Meter (Pin 420289) - through approx 88% of SIPss increases receipts due to displacement gas unavailable for backhaul; 51,310 Dths

SEGMENT RESTRICTIONS

· STA 1 (Segment 101 BH) - through 100% of SOP increases due to operational concerns; 38,163 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 523 West (Segment 516 FH) - through 100% of SOP increases due to nominations in excess of operational capacity; 14,964 Dths

· STA 860 South 500 Line (Segment 548 BH) - through 100% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 10,000 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 98% of SOP increases due to nominations in excess of operational capacity; 220,842 Dths

· STA 315 (Segment 315 BH) - through approx 81% of SOP increases due to nominations in excess of operational capacity; 253,478 Dths

· STA 317 (Segment 317 BH) - through approx 99% of SOP increases due to nominations in excess of operational capacity; 71,521 Dths

· MLV 330 (Segment 324 FH) - through approx 32% of SOP increases due to nominations in excess of operational capacity; 19,523 Dths

· STA 313Hcg - Z4 Hc (Segment 399 FH) - through 100% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 38,615 Dths

· Z5hc North (Segment 299 FH) - through approx 93% of SOP increases due to nominations in excess of operational capacity; 180,119 Dths

· STA 245 (Segment 245 FH) - through approx 97% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 221,698 Dths

· STA 254 (Segment 249 FH) - through 100% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 8,369 Dths

· STA 261 Discharge East (Segment 261 FH) - through approx 93% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 6,913 Dths

· MLV 273 (Segment 284 FH) - through approx 99% of SOP increases due to nominations in excess of operational capacity; 70,692 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.