DAQ-2024-011163

DEPARTMENT OF THE AIR FORCE
75TH CIVIL ENGINEER GROUP (AFMC)
HILL AIR FORCE BASE UTAH
l1 September 2024
Amanda C. Burton
Chief, Environmental Branch
7290 Weiner St., Building 383
Hill Air Force Base, Utah 84056-5003
Director
Utah Division of Air Quality
Attention: Compliance Section
P.O. Box 144820
Salt Lake City, UT 84114-4820
Dear Director
UTAH DEPARTMENT OF
ENVIRONMENTAL QUALITY
sEP 1 1 ?_024
Aqn d adtve
Pursuant to the Reciprocating Internal Combustion Engine (RICE) National Emission
Standards for Hazardous Air Pollutants Subpart ZZZZ, this letter fulfills the initial notification
required by 40 Code of Federal Regulations (CFR) 63.6645(D and subsequent information
required by 40 CFR 63.9(bX2Xi) through (v).
The new engines operate exclusively as emergency generators and therefore have no
additional requirements by 40 CFR 63.6645(0. Hill Air Force Base (AFB) is a major source of
hazardous air pollutants, and this initial notification is for three new, emergency, stationary
zuCE, each with a site rating of more than 500 brake horsepower.
Name and address of the Permittee:
Title V Operating Permit Responsible Official
Daniel L. Cornelius, Colonel, USAF
Commander
7981 Georgia St., Room 100
Hill Air Force Base, Utah 84056-5206
Address of the affected emission unit: Hill AFB building l53l
Equipment type: compression ignition intemal combustion engine
Engine manufacturer: Caterpil lar
Model: 3516C
Fuel: diesel
Rated capacity: 2,494 kW (3,345 horsepower)
Manufacture year: 2021
DIVISION OF AIR OI IAI
REVIEWEDInitials: Date: OCT 24, 2024Compliance Status: OKFile #: 10121 (B2)
Address of the affected emission unit: Hill AFB building260
Equipment type: compression ignition internal combustion engine
Engine manufacturer: Cummins
Model: QSK50-G4
Fuel: diesel
Rated capacity: l,656kW (2,220 horsepower)
Manufacture year: 2016
Address of the affected emission unit: Hill AFB building 1286
Equipment type: compression ignition intemal combustion engine
Engine manufacturer: Cummins
Model: QSXI5-G19
Fuel: diesel
Rated capacity: 563 kW (755 horsepower)
Manufacture year: 2023
Emission point: each engine has a single stack with organic and inorganic hazardous air
pollutants emitted related to fuel combustion. Speciated emissions are reported in the
annual emission inventory to the Utah Division of Air Quality.
If you have any questions or would like to discuss this issue further, my point of contact
is Dr. Erik Dettenmuer,T5 CEG/CEIEA, at [phone] or [e-mail],mil.
Sincerely
91111zr21
X Amanda Brrton
Sgnd by: B.FTONAMANDACTHSIINE1 270023068
AMANDA C BURTON, NH-III, DAF
Chief, Environmental Branch