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Millennium Pipeline (MPC)

Operational Advisory - Potential Restriction on Intraday Nomination Increases January 21, 2026

SEV 3/5
Informational Until Further Notice

Pre-screen severity 3 -- below full-score threshold.

Below alert threshold -- no detailed analysis performed.
Reroute: Not assessed.
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Notice Type Description: Scheduling Alert

Notice Stat Desc: Initiate

Prior Notice: 

Critical: Y

Reqrd Rsp Desc: No Response Required
Post

Notice Effective

Notice End



Response
Post Date: 01/20/26

01/20/26

02/20/26  7:47:01 AM

12:00:00 AM

12:00:00 AM
Subject: Operational Advisory - Potential Restriction on Intraday Nomination Increases January 21, 2026
Author: Ulises Osorio

Notice Text:
Millennium Pipeline Company, LLC (MPC) is issuing the following Operational Advisory effective Gas Day January 21, 2026, and continuing until further notice. 

Based on weather forecasts including extreme cold temperatures across the system resulting in limited operational flexibility, MPC reserves the right to enact additional restrictions as necessary to maintain operational integrity, including adjusting meter capacity, on a prorated bases, based on the remaining hours of the Gas Day. Such a restriction would have the potential to impact incremental nominations in the Intraday Cycles. Please note this notice does not apply to the Timely or Evening Cycles. 

MPC encourages shippers to align nominations in the Timely and Evening Cycles of each Gas Day to avoid the need for this restriction. MPC will provide updates if this restriction becomes necessary, including the effective dates and locations. 

Please contact your Customer Services Representative with any questions regarding Nominations & Scheduling at (866) 581-6487.
Millennium Pipeline (MPC)

UPDATE: Operational Flow Order Effective Gas Day Thursday, January 15, 2026

SEV 3/5
Informational Until Further Notice

Pre-screen severity 3 -- below full-score threshold.

Below alert threshold -- no detailed analysis performed.
Reroute: Not assessed.
View original notice text
Notice Type Description: Operational Flow Order

Notice Stat Desc: Supersede

Prior Notice: 25973217

Critical: Y

Reqrd Rsp Desc: No Response Required
Post

Notice Effective

Notice End



Response
Post Date: 01/20/26

01/20/26

02/20/26  7:38:16 AM

12:00:00 AM

12:00:00 AM
Subject: UPDATE: Operational Flow Order Effective Gas Day Thursday, January 15, 2026
Author: Ulises Osorio

Notice Text:
Bitter cold weather is forecast in MPC’s service territory and MPC reminds shippers that compliance with this OFO is critical.  In addition to the current Operational Flow Order (OFO) (Notice 25973217), the need for further action to adjust to the AutoPAL limit is now necessary beginning Timely cycle, Gas Day Wednesday January 21, 2026. 

AutoPAL Reminder:



The AutoPAL limit will be:

AutoPAL Parks:    1,000 dths

AutoPAL Loans:   1,000 dths

MPC reminds shippers that the intent of the AutoPAL service is to utilize nominal quantities to resolve minor pool imbalances that result from small upstream or downstream reductions during the cycles of the Gas Day.  These quantities are then paid back the next cycle of the Gas Day. 

Equalization Reminder:  Shippers underdelivering supply into MPC’s system are subject to cuts and/or penalties.

MPC reminds shippers that they must equalize receipts and deliveries, both on an hourly and daily basis. To avoid adverse impacts to their customers, receipt point operators must ensure that actual receipts of gas into the system are equal to or greater than scheduled receipts and delivery point operators must ensure that actual deliveries off the system are equal to or less than scheduled deliveries.  

Imbalance Payback Reminder:

Due Shipper (DS) payback will remain off for the duration of the OFO.

***Previous Posting***

As part of its commitment to communicate current operating conditions to customers, MPC will be elevating the current Operational Alert to include an equalization OFO. 

Millennium Pipeline Company, LLC (MPC) hereby notifies customers that system flexibility is projected to be limited with the forecasted sustained colder temperatures across the MPC service territory.

As a result, MPC is issuing an Operational Flow Order (OFO) pursuant to the provisions of Section 17 of the General Terms and Conditions of its FERC Gas Tariff.

(1) Date of issuance: January 13, 2026.

(2) The OFO will become effective for Timely (TIM) cycle Gas Day Thurday, January 15, 2026.

(3) This OFO will remain in effect until further notice.

(4) This OFO applies to all shippers.  However, receipt and delivery point operators should be aware of the requirements of this OFO to avoid adverse impacts to their customers.

(5) During the effectiveness of this OFO, shippers must equalize receipts and deliveries, both on an hourly and daily basis. To avoid adverse impacts to their customers, receipt point operators must ensure that actual receipts of gas into the system are equal to or greater than scheduled receipts and delivery point operators must ensure that actual deliveries off the system are equal to or less than scheduled deliveries.

Pursuant to Section 9.1 of the GT&C, MPC may refuse to deliver a shipper’s gas at a delivery point if shipper or shipper’s upstream transporter is unable to provide equivalent quantities to MPC at the receipt point. Receipt point operators should flow 98% of scheduled quantities to prevent the potential for further action.

MPC reminds power plant operators that they should provide information mandated by FERC Order No. 698. Information required includes the hourly consumption profile of directly connected power generation facilities.

To avoid additional restrictions, shippers should adhere as closely as practicable to ratable hourly takes or increase nominations to ensure that hourly deliveries generally match hourly takes.  

(6) This OFO is necessary in order to maintain system pressures, integrity and reliability.

Failure to adhere to this OFO could result in penalties and/or additional restrictions.

Penalties:

Pursuant to Section 19.3 of MPC’s Tariff, if a Shipper fails to comply with the OFO, a penalty will be assessed on all quantities taken or delivered in violation of the OFO based on a price per Dth equal to the greater of twenty-five dollars ($25.00) or three times the midpoint of the range of prices reported for "Texas Eastern, M-3 City-gate Index Price" as published in Platts Gas Daily price survey for the days on which the Operational Flow Order is issued.  In assessing penalties, underdeliveries will be prorated among shippers that nominated receipts at the underdelivering point, unless the point operator provides more specific information to MPC

Point Restrictions: 

None

Segment Restrictions: 

Forward-haul Secondary out of path (SOP), and Interruptible (IT) transactions through the Wagoner East segment (PTJRWARW) and Minisink (MINISINK) will not be scheduled.

AutoPAL Reminder:

Starting with the Timely cycle for each Gas Day the AutoPAL limit will be:

AutoPAL Parks:    3,000 dths

AutoPAL Loans:   3,000 dths

MPC reminds shippers that the intent of the AutoPAL service is to utilize nominal quantities to resolve minor pool imbalances that result from small upstream or downstream reductions during the cycles of the Gas Day.  These quantities are then paid back the next cycle of the Gas Day.  

Imbalance Payback:

Due Shipper (DS) payback will remain off for the duration of the OFO.

To avoid additional restrictions or immediate reductions to scheduled quantities, shippers should adhere as closely as practicable to ratable hourly takes.  

If you have any questions, please contact your Customer Services team at 1-866-581-6487.

Powerplant Operators should contact the Power Desk at 1-855-797-3375.
Millennium Pipeline (MPC)

Scheduling Alert – EDI Files

SEV 2/5
Informational

Pre-screen severity 2 -- below full-score threshold.

Below alert threshold -- no detailed analysis performed.
Reroute: Not assessed.
View original notice text
Notice Type Description: Scheduling Alert

Notice Stat Desc: Initiate

Prior Notice: 

Critical: Y

Reqrd Rsp Desc: No Response Required
Post

Notice Effective

Notice End



Response
Post Date: 01/23/26

01/23/26

02/23/26  1:01:06 PM

12:00:00 AM

12:00:00 AM
Subject: Scheduling Alert – EDI Files
Author: Tyler King

Notice Text:
TC Energy (TC) notifies shippers of an issue affecting inbound Electronic Data Interchange (EDI) files. 

TC is experiencing delays in processing inbound EDI files. This includes EDI confirmations and EDI nominations.  Nominations and confirmations may still be entered manually via the TC eConnects online application at https://ebb.tceconnects.com through the nomination upload feature or within the Nomination Matrix screen.  

As a result, for the TIM Cycle for Gas Day January 24, 2026, the nomination deadline has been extended by 20 mins to 1:20 PM CST.  

If you have any questions, please call the after-hours on call number at 866-581-6487 for assistance.
Millennium Pipeline (MPC)

RESOLVED: TCeConnects Authentification Issue

SEV 1/5
Informational

Pre-screen severity 1 -- below full-score threshold.

Below alert threshold -- no detailed analysis performed.
Reroute: Not assessed.
View original notice text
Notice Type Description: Computer System Status

Notice Stat Desc: Supersede

Prior Notice: 25975116

Critical: Y

Reqrd Rsp Desc: No Response Required
Post

Notice Effective

Notice End



Response
Post Date: 01/23/26

01/23/26

02/23/26  7:17:22 AM

12:00:00 AM

12:00:00 AM
Subject: RESOLVED: TCeConnects Authentification Issue
Author: Bill Hammers

Notice Text:
The authentication issue affecting access to the TC eConnects application has now been resolved.

Earlier, TC Energy was aware of a service disruption with our authentication vendor, Okta, which prevented some users from logging in. This issue has since been addressed, and normal access to TC eConnects has been restored.

If you continue to experience login issues, please contact the EBB Security group at 832-320-5291 or 832-320-5150 for assistance.

Thank you for your patience.





*******Previous Posting*****

TC Energy is currently aware of an authentication issue affecting access to the TC eConnects application. Our authentication vendor, Okta, is experiencing a service disruption that is preventing some users from logging in.

At this time, we do not have an estimated resolution. If you experience login issues, please contact the EBB security group at 832-320-5291 or 832-320-5150 for assistance.

We will provide an update as soon as the issue is resolved.
Millennium Pipeline (MPC)

TCeConnects Authentification Issue

SEV 1/5
Informational

Pre-screen severity 1 -- below full-score threshold.

Below alert threshold -- no detailed analysis performed.
Reroute: Not assessed.
View original notice text
Notice Type Description: Computer System Status

Notice Stat Desc: Initiate

Prior Notice: 

Critical: Y

Reqrd Rsp Desc: No Response Required
Post

Notice Effective

Notice End



Response
Post Date: 01/22/26

01/22/26

02/22/26  4:04:02 PM

12:00:00 AM

12:00:00 AM
Subject: TCeConnects Authentification Issue
Author: Bill Hammers

Notice Text:
TC Energy is currently aware of an authentication issue affecting access to the TC eConnects application. Our authentication vendor, Okta, is experiencing a service disruption that is preventing some users from logging in.

At this time, we do not have an estimated resolution. If you experience login issues, please contact the EBB security group at 832-320-5291 or 832-320-5150 for assistance.

We will provide an update as soon as the issue is resolved.