DAQ-2025-002028

I ntermountain Power Service Corporation
November 7,2022
Mr. Bryce Bird, Director
Utah Division of Air QualitY
NSR Section
P.O. Box L4482O
Salt Lake City, Utah 84LL4-482O
Vio Emoiland Stondord Moil
Dear Director Bird:
IPP Renewal Project Status of Construction
pursuant to Approval Order DAQE-AN10327OO29-22, lntermountain Power Service Corporation ("lPSC")
is providing the Utah Division of Air Quality (UDAq with its "status of construction" notice for the IPP
Renewal Project. On October 14, IPA commenced construction on its new natural gas fired electricity
generating unit facility. This letter also serves as IPSC's notice under the Utah Administrative Code
("UAC") R3O7-401-18 that IPA has begun a continuous program of construction for the IPP Renewal
Project.
ln addition, the Project is subject to the notification requirements set forth in the New Source
performance Standards (NSPS), General Provisions 40 CFR 60.7(aX1). This letter serves as notice to
UDAQ and to the Environmental Protection Agency (EPA) that IPSC commenced construction on October
14,2022. After construction is completed, the turbine under construction will be subject to the
following NSPS:
o NSpS (part 60), Da: Standards of Performance for Electric Utility Steam Generating Units for Which
Construction is Commenced After September L8, L978
o NSPS (Part 50), KKKK: Standards of Performance for Stationary Combustion Turbines
o NSpS (Part 60), TTTT: Standards of Performance for Greenhouse Gas Emissions for Electric
Generating Units
lf you have any questions or comments, please contact Mr. Mike Utley, IPSC's Environmental Engineer,
at [phone], or [e-mail].
Sincerely,
/4* Zle L rr+F
Jon A. Finlinson
President and Chief Operations Officer
$f.ffiY/Hst:he
850 West Brush Wellman Road, Delta, Utah,84624 /Telephone: [phone] / F!.J.:14351 864-6670 / Fed. l.D. #87-0388573