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HILLSIDE PLANT Metal/Non-Metal

KILAUEA CRUSHERS INC · Surface

Controlled by C William Nichols

Morristown, Maricopa County, AZ · Intermittent

MSHA Mine ID: 0203116

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Fatalities: 0
Total incidents: 2
Years on record: 2007–2019
Latest incident: Oct 2019

Compliance record

MSHA citations since 2006

258

citations

significant & substantial

$166,639

proposed penalties

$127,517

paid to date

Source: MSHA violations data, updated weekly.

Quarterly safety rates

Citations per million employee-hours, as reported to MSHA

Quarter	Hours worked	Citations	S&S	Per 1M hrs
2025 Q4	3,022	0	0	0.0
2025 Q3	2,217	4	0	1804.2
2025 Q2	1,066	0	0	0.0
2024 Q2	24,061	0	0	0.0
2024 Q1	21,855	0	0	0.0
2023 Q4	22,406	15	5	669.5
2023 Q3	19,633	0	0	0.0
2023 Q2	19,617	11	3	560.7

Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No fatalities recorded at this mine.

Reportable incidents

2 on file

2019 · 1 incident

October 17, 2019 AZ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON

Kilauea Crushers Inc · Fall from machine

Was checking air filter on Volvo 350 loader while standing on tire and lost balance and fell. Twisted while falling to avoid hitting head and landed on arm.

2007 · 1 incident

September 26, 2007 AZ · Metal/Non-Metal beltman, conveyor man, conveyor belt worker, mobile bridge carrierman, feeder operator, conveyor rider SLIP OR FALL OF PERSON

Kilauea Crushers Inc · Struck by rolling or sliding object

While cleaning debris from the grizzly feeder he lost his balance and slid down a chute about 39" onto a pile of rock. One of the rocks rolled down and bruised his right leg. This machine was shut down and locked out at the time the task was being performed.