Wetzel

Public Notice

AIR QUALITY PERMIT NOTICE
Notice of Application

Notice is given that MarkWest Liberty Midstream and
Resources L.L.C. has applied to the West Virginia
Department of Environmental Protection, Division of Air Quality, for a Class II Administrative Update for the
Mobley Gas Plant, located at 14624 North Fork Road, in Smithfield, Wetzel County, West Virginia. The facility is currently authorized under R30-10300042-2022. The
latitude and longitude of the facility address is: N 39 33′ 08″ W80 32′ 26″. The update will result in changes to the potential to emit of the following Regulated Air
Pollutants as follows:

Nitrogen Oxides (NOx) -13.55 tons/yr
Carbon Monoxide (CO) -16.42 tons/yr
Volatile Organic Compounds (VOC) +3.88 tons/yr
Particulate Matter (PM) – 2.07 tons/yr
Sulfur Dioxide (SO2) -0.12 tons/yr
Total HAPs -1.17 tons/yr

Written comments will be received by the West Virginia Department of Environmental Protection, Division of Air Quality, 601 57th Street, SE, Charleston, WV 25304,
for at least 30 calendar days from the date of publication of this notice. Written comments will also be received via email at [email protected].

Any questions regarding this permit application should
be directed to the DAQ at (304) 926-0499, extension
41281, during normal business hours.

Dated the 26th of February 2024

By: MarkWest Liberty Midstream & Resources, L.L.C
Alexandra M. Juarez
Environmental Engineer
4600 J Barry Court, Suite 500
Cannonsburg, PA 15317

WC 3/6

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