Public Notices: Thunder Creek Gas Services, LLC (F027972/A0018938)

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Electronic copies of all public notices, permit application analyses, and permit applications are now available through the IMPACT Public-Facing Website OpenAir. For more information on OpenAir, please visit our website here.

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The Division of Air Quality, proposes to approve the following requests:

Thunder Creek Gas Services, LLC (F027972, P0040630):

CHAPTER 6, SECTION 2 CONSTRUCTION/MODIFICATION PERMIT - Department of Environmental Quality, Division of Air Quality PUBLIC NOTICE: In accordance with Chapter 6, Section 2(m) of the Wyoming Air Quality Standards and Regulations, notice is hereby given that the State of Wyoming, Department of Environmental Quality, Division of Air Quality, proposes to approve a request by Thunder Creek Gas Services, LLC to modify emission unit ENG022, which was originally permitted as a 300 hp or less generator engine, but was never constructed. Thunder Creek Gas Services, LLC is now requesting ENG022 to be a 550 hp Doosan 21.9L generator engine (ENG022) at the Lightning Creek Compressor Station located in the NE¼ SE¼ of Section 18, T36N, R68W, approximately fourteen (14) miles southeast of Bill in Converse County, Wyoming.

For the duration of the public comment period, the permit application, the agency's analysis, and the public notice are available for public inspection online at https://openair.wyo.gov, utilizing facility ID F027972 and permit number P0040630 under permits. This material may also be viewed online, at the above URL, utilizing a public computer at the Converse County Library, Douglas, Wyoming. Additionally, for the duration of the public comment period a copy of this public notice is available for public inspection at the Converse County Clerk's Office, Douglas, Wyoming. In accordance with the Americans with Disabilities Act, special assistance or alternate formats will be made available upon request for individuals with disabilities.

Written comments may be directed to Amber Potts, Administrator, Division of Air Quality, Department of Environmental Quality, 200 West 17th St., Cheyenne, Wyoming 82002 or by fax (307) 635-1784. Please reference A0018938 in your comment. Comments may also be submitted electronically through the Division's website (http://aq.wyomingdeq.commentinput.com). Comments submitted by email will not be included in the administrative record. All comments received by 5:00 p.m., Friday, February 20, 2026 will be considered in the final determination on this application. A public hearing will be conducted only if in the opinion of the administrator sufficient interest is generated or if an aggrieved party so requests. Para español, visite deq.wyoming.gov.

Please note that the Wyoming Department of Environmental Quality Cheyenne Office has moved.
The new address is:

200 West 17th Street
Cheyenne, WY 82002