DAQ-2024-011164

DEPARTMENT OF THE AIR FORCE
75TH CIVIL ENGINEER GROUP (AFMC)
HILL AIR FORCE BASE UTAH
17 April2024
Amanda Burton
Chief, Environmental Branch
75th CEG/CEIE
7290 Weiner Street
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
I,TAH DEPARTMENT OF
EIWIRONMENTAL OUAJNT
APR 1 8 ?A?4
clel\ v eredt-lan /
DIVISION OF AIR QUALffY
Pursuant to the Reciprocating Intemal 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(f) and subsequent information
required by 40 CFR 63.9(bx2)(i) through (v).
The new engines operate exclusively as emergency generators and therefore have no
additional requirements by 40 CFR 63.6645(f). Hill Air Force Base (AFB) is a major source of
hazardous air pollutants, and this initial notification is for two new, emergency, stationary RICE,
each with a site rating of more than 500 brake horsepower.
Name and address of the Permittee:
Title V Operating Permit Responsible Official
Jeffrey G. Holland, Colonel, USAF
Commander,Tlth Air Base Wing
7981 Georgia Street, Room 100
Hill AFB Utah 84056-5206
Address of the affected emission units: Hill AFB building 14
Equipment type: compression ignition intemal combustion engine
Engine manufacturer: Cummins
Model: QSK23-G7-NR2
Fuel: diesel
Rated capacity: 910 kW (1220 horsepower)
Manufacture year:2021
Quantity: 2
REVIEWEDInitials:Date: Oct 24, 2024Complinace Status: OKFile #: 10121 (B2)
Emission point: each engine has a single stack with organic and inorganic hazardous air
pollutants emiued 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 Dettenmaier,T5 CEGICEIEA, at [phone] or [e-mail].
Sincerely
4117 /2024
X Amanda C Burton
Signed by: BU RTON.AMAN DA.CHRISTIN E.1 270023068
AMANDA C BURTON, NH-III, DAF
Chiel Environmental Branch