SOC Follow-Up Report – Location Specific Pack Condition

DURATION OF EVENT

A location-specific Strained Operating Condition (“SOC”) for a Pack condition was declared by EPNG as follows:

Effective: Gas Days January 29, 2026, through February 1, 2026

Imbalance Threshold: 5%

AFFECTED AREA(S)/LOCATION(S)

The following locations were subject to the requirements of the SOC declaration:

DMINDSCA (57248)

IMSQUITE (398670)

DMORSMLT (330073)

DPD HUR (300960)

DJAVELIN (54866)

TIMELINE

[January 29, 2026, 6:31 am Mountain Standard Time (MST)] EPNG declared a location-specific SOC for a Pack condition effective Gas Day January 29, 2026, with the imbalance threshold set at 5% (Critical Notice No. 627420).

[February 2, 2026, 6:33 am MST] EPNG lifted the subject location-specific SOC effective Gas Day February 2, 2026 (Critical Notice No. 627451).   

APPLICABLE OPERATING CONDITIONS

Thursday, Gas Day January 29

-        EPNG's system linepack started the day at 8,236 MMcf, which was a decrease of 16 MMcf compared to the previous Gas Day.

-        At 6:31 am MST, EPNG declared a location-specific SOC for a Pack condition (Notice No. 627420) for the locations listed above effective Gas Day January 29.  In its notice, EPNG stated that continued packing of the system by the locations listed above would undermine EPNG's ability to maintain system linepack within acceptable levels and manage system integrity.

-        The locations listed above had packed EPNG's system by 146 MMcf the prior three Gas Days.

-        Washington Ranch was on injection, averaging 69 MMcf.

Friday, Gas Day January 30

-        EPNG's system linepack started the day at 8,158 MMcf, which was a decrease of 79 MMcf compared to the previous Gas Day.

-        Washington Ranch was on injection, averaging 102 MMcf.

Saturday, Gas Day January 31

-        EPNG's system linepack started the day at 8,075 MMcf, which was a decrease of 83 MMcf compared to the previous Gas Day.

-        Washington Ranch was on injection, averaging 57 MMcf.

Sunday, Gas Day February 1

-        EPNG's system linepack started the day at 8,203 MMcf, which was an increase of 128 MMcf compared to the previous Gas Day.

-        Washington Ranch was on injection, averaging 12 MMcf.

Monday, Gas Day February 2

-        EPNG's system linepack started the day at 8,073 MMcf, which was a decrease of 130 MMcf compared to the previous Gas Day.

-        At 6:33 am MST, EPNG lifted the subject location-specific SOC for a Pack condition effective Gas Day February 2, 2026.  The locations listed above adjusted their scheduled quantities to align with actual deliveries.

-        Washington Ranch was on withdrawal, averaging 133 MMcf.

ACTIONS TAKEN BY EPNG AND SHIPPERS 

The following actions were taken:

1.                  EPNG declared a location-specific SOC for a Pack condition on January 29, 2026, at 6:31 am MST.  The SOC was in effect for Gas Days January 29 through February 1, 2026.

2.                  After EPNG declared the SOC, the affected customers took corrective action to align their scheduled supplies with their actual deliveries.