Equitrans Notice 112877

System Wide Notice Detail

TSP Name: EQUITRANS (TSP: 189569585)

12/21/2024 8:17 PM

Page 1 of 2

TSP Name / TSP:

EQUITRANS (189569585)

Post Date/Time:

06-20-2024 05:05:00 PM

Subject:

Plasma and Corona Compressor Station Maintenance 07-09-24

Notice Type:

MAINTENANCE

Notice ID:

112877

Notice Status Description:

Initiate

Critical Notice Description:

Critical Notice

Notice Effective Date:

06-20-2024

Notice Effective Time:

05:05:00 PM

Notice End Date:

09-30-2024

Notice End Time:

12:00:00 AM

Required Response Indicator Description:

NO RESPONSE REQUIRED

System Wide Notice Detail

TSP Name: EQUITRANS (TSP: 189569585)

12/21/2024 8:17 PM

Page 2 of 2

Notice Text:

Equitrans L.P. will perform maintenance at its Plasma and Corona Compressor Stations in its Mainline Operational Area 3 beginning July 09,
2024, Gas Day, and continuing through July 11, 2024, Gas Day.

In conjunction with this maintenance, the following Operationally Available Capacity reductions will be in effect for the July 09, 2024, Gas Day
through the July 11, 2024, Gas Day.

Operationally Available Capacity through the Plasma_OVC Meter will be reduced to a Net Delivered Operational Capacity of 900,000 Dths.

Net Delivered Dths are calculated by netting Receipt and Delivery Scheduled Quantities at the Plasma _OVC Meter listed above.

Operationally Available Capacity on its H-509 and H-508 Pipelines in its Mainline Operational Area 4 will be reduced to 175,000 Dths. The
Impacted meters are as listed:

#24577 (Statler)
#24624 (Morrison)
#24479 (Wilsonburg I)
#5100117 (Wilsonburg II)
#M5209978 (Jarvisville)
#M5436771 (Valley Chapel)

Total scheduled quantities for the above 6 meters will be scheduled not to exceed 175,000 Dths.

Operationally Available Capacity on its H-111, H-154, and H-515 Pipelines in its Mainline Operational Area 3 and Mainline Operational Area 4
will be reduced to 210,000 Dths. The Impacted meters are as listed:

#M5424301 (Whites Ridge IC)
#M5440675 (Renegade IC)
#M5421825 (Michael Kuhn LP)

Total scheduled quantities for the above 3 meters will be scheduled not to exceed 210,000 Dths.

Scheduled Quantities will be adjusted to not exceed these amounts. Amounts are based on projected operating conditions and are subject to
change.

Customers may experience higher than normal pressures on the following pipelines in Mainline Operational Area 3 and Mainline Operational
Area 4: H-302, H-306, GSF-912, GSF-993, H-557, GSF-604, H-527, H-515, H-518, H-511, H-509, and H-508.

Nominations will be scheduled in accordance with Section 6.8 of the General Terms and Conditions of Equitrans’ FERC Gas Tariff. Intraday
nomination changes may be required should the actual outage timeframe or level of impact differ from the estimates stated in this notification.

Customers should monitor Equitrans’ Informational Postings Website for updates to this notice, and applicable posted Operationally Available
Capacity.

*This data represents data available within the last 3 months. For prior data to this time period, please contact your customer service representative.