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Kennecott Utah Copper LLC operator

Controlled by Rio Tinto Group
MSHA operator ID: L11154

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Email me when a new MSHA incident is filed at any Kennecott Utah Copper LLC mine.

Fatalities
2
Total incidents
574
Mines on record
4
Years on record
2000–2026
Compliance record
MSHA citations since 2000
2,895
citations
382
significant & substantial
$2,007,328
proposed penalties
$1,947,109
paid to date
Source: MSHA violations data, updated weekly.

Top causes

Incident timeline

2026
10 (1f)
2025
44
2024
29
2023
13
2022
9
2021
16
2020
17
2019
22
2018
14
2017
16
2016
23
2015
16
2014
17
2013
19
2012
12
2011
22
2010
7
2009
17
2008
16 (1f)
2007
34
2006
23
2005
19
2004
15
2003
21
2002
35
2001
40
2000
48

Mines on record

Fatalities under this operator

2 recorded
March 12, 2026 UT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech Fatality · MACHINERY
Kennecott Utah Copper LLC · Struck by powered moving object

At approximately 05.12am on the 12th March 2026, a mechanic was struck by a drill boom in a surface workshop, causing fatal injuries.

October 29, 2008 UT · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver Fatality · FALLING/SLIDING/ROLLING MATERIALS
Rio Tinto Kennecott Copper · Struck by falling object

All we know is a call came 10/29/08 about 8:00 a.m. that we had a fatal accident at Kennecott; our driver was killed by a pipe falling off the top of load on trailer. All Bob Orton Trucking does is haul the load (this load from WL Plastics Corp, Cedar City, Utah). We do not load or unload product.