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TSP
159747872
TSP Name
Portland Natural Gas Transmission
Notice Identifier
5296
Critical Notice Description (Critical Desc)
OFO
Notice Effective Date/Time
12/09/2025 9:00 am
Notice End Date/Time
12/31/2025 9:00 am
Prior Notice
Notice Stat Desc
Critical notice
Notice Type
Critical notice
Required Response Indicator Description
NO RESPONSE REQUIRED
Posting Date/Time
12/08/2025 9:59 am
Subject
CRITICAL, OFO, 20251208, PNGTS, 159747872
Notice Text
As a courtesy, Portland Natural Gas Transmission System (PNGTS) hereby notifies shippers and operators of the following notice posted by Maritimes & Northeast (M&N):
Effective 9:00 AM CCT December 9, 2025, Maritimes & Northeast (M&N) is lifting the Operational Flow Order issued on December 4, 2025.
Additionally, MNUS requires shippers and point operators to remain balanced through the entirety of Gas Day December 9, 2025. Beginning Gas Day December 10, 2025, any imbalance payback must be coordinated through your account representative.
If customers do not adhere to imbalance requirements stated above, MNUS will utilize any provision of its tariff to ensure system integrity including the issuance of customer specific or system wide OFOs.
Please refer to the table below for the effected M&N operational areas, dates, and tolerance percentages:
Operational Area – System Wide:
Gas Day December 8: No Due Pipe OFO 2% / 500
Gas Day December 9 until further notice: No OFO
Please contact your Operations Account Representative if you have any questions.
NOTE:
Deliveries No DP : Shippers are not to take more than scheduled
Deliveries No DS : Shippers are not to take less than scheduled
Receipts No DP : Shippers are not to give less than scheduled
Receipts No DS : Shippers are not to give more than scheduled
159747872
TSP Name
Portland Natural Gas Transmission
Notice Identifier
5296
Critical Notice Description (Critical Desc)
OFO
Notice Effective Date/Time
12/09/2025 9:00 am
Notice End Date/Time
12/31/2025 9:00 am
Prior Notice
Notice Stat Desc
Critical notice
Notice Type
Critical notice
Required Response Indicator Description
NO RESPONSE REQUIRED
Posting Date/Time
12/08/2025 9:59 am
Subject
CRITICAL, OFO, 20251208, PNGTS, 159747872
Notice Text
Subject: Courtesy Posting: MNUS Operational Flow Order Lifted -- EFF 12/09
As a courtesy, Portland Natural Gas Transmission System (PNGTS) hereby notifies shippers and operators of the following notice posted by Maritimes & Northeast (M&N):
Effective 9:00 AM CCT December 9, 2025, Maritimes & Northeast (M&N) is lifting the Operational Flow Order issued on December 4, 2025.
Additionally, MNUS requires shippers and point operators to remain balanced through the entirety of Gas Day December 9, 2025. Beginning Gas Day December 10, 2025, any imbalance payback must be coordinated through your account representative.
If customers do not adhere to imbalance requirements stated above, MNUS will utilize any provision of its tariff to ensure system integrity including the issuance of customer specific or system wide OFOs.
Please refer to the table below for the effected M&N operational areas, dates, and tolerance percentages:
Operational Area – System Wide:
Gas Day December 8: No Due Pipe OFO 2% / 500
Gas Day December 9 until further notice: No OFO
Please contact your Operations Account Representative if you have any questions.
NOTE:
Deliveries No DP : Shippers are not to take more than scheduled
Deliveries No DS : Shippers are not to take less than scheduled
Receipts No DP : Shippers are not to give less than scheduled
Receipts No DS : Shippers are not to give more than scheduled
TSP
159747872
TSP Name
Portland Natural Gas Transmission
Notice Identifier
5296
Critical Notice Description (Critical Desc)
OFO
Notice Effective Date/Time
12/09/2025 9:00 am
Notice End Date/Time
12/31/2025 9:00 am
Prior Notice
Notice Stat Desc
Critical notice
Notice Type
Critical notice
Required Response Indicator Description
NO RESPONSE REQUIRED
Posting Date/Time
12/08/2025 9:59 am
Subject
CRITICAL, OFO, 20251208, PNGTS, 159747872
Notice Text
As a courtesy, Portland Natural Gas Transmission System (PNGTS) hereby notifies shippers and operators of the following notice posted by Maritimes & Northeast (M&N):
Effective 9:00 AM CCT December 9, 2025, Maritimes & Northeast (M&N) is lifting the Operational Flow Order issued on December 4, 2025.
Additionally, MNUS requires shippers and point operators to remain balanced through the entirety of Gas Day December 9, 2025. Beginning Gas Day December 10, 2025, any imbalance payback must be coordinated through your account representative.
If customers do not adhere to imbalance requirements stated above, MNUS will utilize any provision of its tariff to ensure system integrity including the issuance of customer specific or system wide OFOs.
Please refer to the table below for the effected M&N operational areas, dates, and tolerance percentages:
Operational Area – System Wide:
Gas Day December 8: No Due Pipe OFO 2% / 500
Gas Day December 9 until further notice: No OFO
Please contact your Operations Account Representative if you have any questions.
NOTE:
Deliveries No DP : Shippers are not to take more than scheduled
Deliveries No DS : Shippers are not to take less than scheduled
Receipts No DP : Shippers are not to give less than scheduled
Receipts No DS : Shippers are not to give more than scheduled
159747872
TSP Name
Portland Natural Gas Transmission
Notice Identifier
5296
Critical Notice Description (Critical Desc)
OFO
Notice Effective Date/Time
12/09/2025 9:00 am
Notice End Date/Time
12/31/2025 9:00 am
Prior Notice
Notice Stat Desc
Critical notice
Notice Type
Critical notice
Required Response Indicator Description
NO RESPONSE REQUIRED
Posting Date/Time
12/08/2025 9:59 am
Subject
CRITICAL, OFO, 20251208, PNGTS, 159747872
Notice Text
Subject: Courtesy Posting: MNUS Operational Flow Order Lifted -- EFF 12/09
As a courtesy, Portland Natural Gas Transmission System (PNGTS) hereby notifies shippers and operators of the following notice posted by Maritimes & Northeast (M&N):
Effective 9:00 AM CCT December 9, 2025, Maritimes & Northeast (M&N) is lifting the Operational Flow Order issued on December 4, 2025.
Additionally, MNUS requires shippers and point operators to remain balanced through the entirety of Gas Day December 9, 2025. Beginning Gas Day December 10, 2025, any imbalance payback must be coordinated through your account representative.
If customers do not adhere to imbalance requirements stated above, MNUS will utilize any provision of its tariff to ensure system integrity including the issuance of customer specific or system wide OFOs.
Please refer to the table below for the effected M&N operational areas, dates, and tolerance percentages:
Operational Area – System Wide:
Gas Day December 8: No Due Pipe OFO 2% / 500
Gas Day December 9 until further notice: No OFO
Please contact your Operations Account Representative if you have any questions.
NOTE:
Deliveries No DP : Shippers are not to take more than scheduled
Deliveries No DS : Shippers are not to take less than scheduled
Receipts No DP : Shippers are not to give less than scheduled
Receipts No DS : Shippers are not to give more than scheduled