Tennessee Gas Pipeline Notice 404357

Effective Intraday 2 Cycle (18:00) for the gas day of Sunday, September 20, 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

·         WHISTLEP/TGP Whistle Receipt Nueces Receipt Meter (Pin 54847) - through approx 46% of SA increases due to nominations in excess of operational capacity; 1,528 Dths

·         ETNG/TGP East Lobelville Tn Perry Receipt Meter (Pin 420042) - through approx 31% of SOP increases receipts due to displacement gas unavailable for backhaul; 2,447 Dths

·         Greenbrier Tn 2 (Dual) Receipt Meter (Pin 420289) - through approx 11% of SIPss increases receipts due to displacement gas unavailable for backhaul; 5,651 Dths

SEGMENT RESTRICTIONS

·         MLV 509 Muskrat Line (Segment 515 BH) - through 100% of SOP increases due to nominations in excess of operational capacity; 4,494 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 100% of SOP increases due to nominations in excess of operational capacity; 219,240 Dths

·         STA 315 (Segment 315 BH) - through approx 82% of SOP increases due to nominations in excess of operational capacity; 252,985 Dths

·         STA 317 (Segment 317 BH) - through 100% of SOP increases due to nominations in excess of operational capacity; 68,262 Dths

·         STA 313Hcg - Z4 Hc (Segment 399 FH) - through 100% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 3,226 Dths

·         Z5hc North (Segment 299 FH) - through approx 94% of SOP increases due to nominations in excess of operational capacity; 177,172 Dths

·         STA 245 (Segment 245 FH) - through approx 95% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 225,606 Dths

·         STA 254 (Segment 249 FH) - through 100% of SOP increases due to scheduled maintenance and nominations in excess of operational capacity; 8,516 Dths

·         MLV 273 (Segment 284 FH) - through 100% of SOP increases due to nominations in excess of operational capacity; 75,153 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.