Mining Incidents

U.S. Silica Company, LLC operator

Controlled by USS Holdings Inc
MSHA operator ID: L14417

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Fatalities
2
Total incidents
562
Mines on record
32
Years on record
2000–2026
Compliance record
MSHA citations since 2000
3,364
citations
472
significant & substantial
$1,089,106
proposed penalties
$924,650
paid to date
Source: MSHA violations data, updated weekly.

Top causes

Incident timeline

2026
6
2025
10
2024
19
2023
17
2022
20
2021
19
2020
21
2019
32 (1f)
2018
33
2017
18
2016
19
2015
19
2014
27 (1f)
2013
21
2012
25
2011
23
2010
24
2009
13
2008
32
2007
28
2006
16
2005
21
2004
19
2003
21
2002
18
2001
23
2000
18

Mines on record

Fatalities under this operator

2 recorded
November 16, 2019 MS · Metal/Non-Metal mine manager, mine foreman, mine owner Fatality · MACHINERY
U.S. Silica Company, LLC · Caught in, under or between a moving and a stationary object

Employee was on the ground spotting a dump truck to prepare for dumping a load of fill dirt in excavation area. Employee's back was to the dozer that came up an incline and fatally struck employee from behind.

November 26, 2014 IL · Metal/Non-Metal miner, prospector, nec Fatality · SLIP OR FALL OF PERSON
U. S. Silica Company · Fall from ladders

An employee on the ground level retrieved the tool and climbed 1 to 2 rungs of the ladder to hand the tool to the employee above. The employee appeared to lose consciousness and fell. The witnesses indicated that it appeared the victim was breathing. At 12:01pm, US Silica was informed that the victim had a heart attack and while at the hospital the employee died.