DAQ-2025-001546

Clean Harbors Aragonite, LLC
I1600 North Aptus Road
Aragonite, UT 84029
435.884.8100
www.cleanharbors.com
FedEx # 8182 l23l 4214
July 16,2024
Mr. Bryce Bird
Division of Air Quality (DAQ)
Department of Environmental Quality
195 North 1950 West
P.O. Box 144880
salt Lake city, UT 84414-4880
RE: Semi-Annual Startup, Shutdowno and Malfunction Report
Clean Harbors Aragonite, LLC
Title V Operating Permit 4500048004
Dear Mr. Bird.
UTAH DEPARIMENT OF
ENVIRONMENTAL OUALITY
JLit 'i i
DIVISION OF AIR QUALIT/
In accordance with Title V Permit condition II.B.2.k.3(i), Clean Harbors Aragonite, LLC (CHA) is
submitting the Semi-Annual Startup, Shutdown, and Malfunction Report for January through June
of 2024. This report requires CHA to submit all startups, shutdowns, and malfunctions that
occurred in the reporting period and include the number, duration, and a brief description of each
occurrence. This information can be seen in Table l. All occurrences were handled consistent with
the facility's Startup, Shutdown, and Malfunction Plan.
Table 1:Shutdown. and Malfunctions
SSMP Reason SSMP Cause Number Duration
(hr:min:sec)
Kiln Temperature Cutoff
AWFCO - Infrared slagsed over.00:00:23
Smoke Blinds Infrareds 2 00:47:24
Incorrect Selected Readins 00:00:16
Drum Feed. Causins Flame Out 0l :07:00
Afterburner Temoerature Cutoff No Fuel (oump failures)2 07:36:00
Activated Carbon Air Flow Cutoff Plussed Line 2 00:00:15
Activated Carbon Feed Rate Cutoff Lost Feed Rate Issues 6 00:04:10
l't and 2'd Stage Low pH and 2"d Stage
Rundown PH
AWFCO - Feed Issues 00:46:00
pH Probes Fail 5 04: l5:00
I't and 2"d Stage Brine Flow Rate Power Outase 02:40:48
Mechanical Issues 00:05:00
High Combustion Zone Pressure Cutoff
Buildup Fall l9 00:00:24
ID Fan Failure 2 00:00:50
Power Failure 3 00:05:38
Feed Issues l4 00:00:23
"People and Technologt Creating a Better Environment"
REVIEWEDInitials:Date: March 24, 2025Compliance Status: OKFile #: 10725 (B2)
SSMP Reason SSMP Cause Number Duration
(hr:min:sec)
Bashouse Pressure Drop/Opacitv Cutoff Pressure Transmitter Issues 5 00:00:58
High Instrument Span - Baghouse Inlet
Pressure
Bashouse Bas Failure I 00:00:59
Feed Issues 2 00:00:03
Mechanical Issues I 00:00:02
High Instrument Span - Activated
Carbon Feed Rate
Carbon Build Up Around Platform l0 00:06:40
Power Failure Utilify Power Loss (Loss to Control
Board)l6:52:00
In accordance with Permit Condition I.K and Utah Administrative Code R307-415-5d, I certify
under penalty of law that this document and all attachments were prepared under my direct
supervision in accordance with a system designed to assure that qualified personnel properly gather
and evaluate the information submitted. Based upon my inquiry of persons or persons who manage
the system, or those persons directly responsible for gathering the information submitted is, to the
best of my knowledge and beliel true, accurate and complete. I am aware that there are significant
penalties for submitting false information, including the possibility of imprisonment for known
violations.
William L. Simmons
Facility GM III
Clean Harbors Aragonite, LLC
11600 North Atpus Road
PO Box 1339
Grantsville, Utah 84029-1339
(o) a35.844.8351
(c) 870.310.6029
simmons. william@cleanharbors. com
www.cleanharbors.com