Notice

OFO ALERT: Yankee Gas Critical Day declared aggravated by under-delivery effective gas day 7/1/2026 until further notice on TGP - DO NOT TAKE

Note:

· DO NOT Take more than 2% and, DO NOT Leave more than 10%
· Any related penalties due to noncompliance will be calculated in accordance with penalty provisions of Rate TRS and Rider BAL
· Yankee Gas has the right to reject intra-day nominations and implement additional tolerance tightening at any time.
· Per our tariff, Yankee Gas will not accept retroactive nominations on any day in which Yankee Gas has an OFO in effect.

From: TGP@kindermorgan.com <TGP@kindermorgan.com>
Sent: Tuesday, June 30, 2026 7:54 AM
To: TGP@kindermorgan.com
Subject: Critical,OPERATIONAL FLOW ORDER/OFO,20260630,TGP,1939164

OFO DAILY CRITICAL DAY 1 EXPANDED EFFECTIVE 7-1-2026

Due to forecasted hotter weather with associated greater power demand along with ongoing scheduled maintenance in the area, in order to protect the operational integrity of its system, effective for the Gas Day ("GD") of Wednesday, July 1, 2026, Tennessee Gas Pipeline Company, L.L.C. ("Tennessee") is EXPANDING its OFO Daily Critical Day ("CD") 1 to also include all areas East of STA 245 on the 200 Line only pursuant to Article X of the General Terms and Conditions of Tennessee's FERC NGA Gas Tariff.

This OFO will be effective for all LMS-PA, SA contracts acting as balancing parties and LMS-MA Balancing Parties only.

Please refer to the table below for the affected areas and dates, and the actions required:

Zone	GD 6-30-2026	GD 7-1-26 until further notice
Zone 0	No OFO	No OFO
Zone L	Critical Day 1 Excluding the 800 Line Excluding Muskrat and 500 Line Segments (Excluding Muskrat Segments 509, 515, 516, 523, 524, 526) All 500 Line Areas Included (Includes Segments 527, 529, 530) · Receipts do not underdeliver · Deliveries do not overtake	Critical Day 1 Excluding the 800 Line Excluding Muskrat and 500 Line Segments (Excluding Muskrat Segments 509, 515, 516, 523, 524, 526) All 500 Line Areas Included (Includes Segments 527, 529, 530) · Receipts do not underdeliver · Deliveries do not overtake
Zone 1	Critical Day 1 Excluding All 100 Line Excluding All 800 Line All 500 Line Areas Included (Includes Segments 534, 539, 542, 548, 860) · Receipts do not underdeliver · Deliveries do not overtake	Critical Day 1 Excluding All 100 Line Excluding All 800 Line All 500 Line Areas Included (Includes Segments 534, 539, 542, 548, 860) · Receipts do not underdeliver · Deliveries do not overtake
Zone 2	No OFO	No OFO
Zone 3	No OFO	No OFO
Zone 4	No OFO	No OFO
Zone 5	No OFO	Critical Day 1 Areas East of STA 245 on the 200 Line only · Receipts do not underdeliver · Deliveries do not overtake
Zone 6	No OFO	Critical Day 1 The 200 Line only · Receipts do not underdeliver · Deliveries do not overtake

CD 1 PENALTY: $5.00 + applicable Regional Daily Spot Price per Dth for quantities in excess of the tolerance
CD 1 TOLERANCE: Greater of 2% of scheduled quantities or 500 Dth

Balancing between OBA points in separate pipeline regions or across meters not located in the OFO area will not be permitted.

In the event this OFO is not sufficient to maintain the operational integrity of its system, Tennessee may escalate to calling a Critical Day II, a Balancing Alert, Meter Specific OFO(s) or Hourly OFO(s), or taking any other actions that may be permitted or required by Tennessee's Tariff.

Please contact your Scheduling Representative if you have any questions.


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