Exposure to environmental heat · Heat exhaustion, prostration
At a glance
Federal OSHA recorded a severe workplace injury
at FREEPORT MCMORAN - MIAMI MINE, MIAMI MINE, MIAMI, ARIZONA 85539
on — Heat exhaustion, prostration, affecting the bODY SYSTEMS.
Final narrative
An employee had been collecting molten copper samples for testing and started feeling sick. The employee was hospitalized for heat exhaustion.
HospitalizedBODY SYSTEMSHeat-environmental
Mining operation
This is a mining-sector employer (NAICS 212234). For MSHA mine-safety and violation records for this operator, see miningincidents.org →
An employee was performing finishing work on a residential driveway when they began to experience body cramps and were hospitalized for heat stress and dehydration.
An agent was participating in SWAT team selection and was performing various physical fitness skills including running and exercise intervals. The agent experienced dehydration and a muscular injury that required hospitalization.
On September 26, 2023, an employee was delivering packages when he began to feel ill with a pain in his side. He was hospitalized for heat exhaustion and dehydration.
More severe injuries in this industry (NAICS 212234)
While removing a flex hose from a machine, an employee's hand slipped and contacted a moving part. The employee's left-hand index and middle fingertips were amputated.
On September 25, 2025, an employee climbed an aluminum extension ladder and was on top of the roof of a building She was walking around on the roof, inspecting and evaluating it. She was descending the ladder when the ladder slid to the right and twisted around as she hung onto it. She then fell 10-12 feet to the paved parking lot and the ladder landed on top of her. She sustained a fractured left collarbone, multiple other fractures, and had bruising to the left side of her abdomen.
At about 5:55 p.m. on August 9, 2025, an employee lost his footing while climbing an access ladder to a 12-foot-high spotlight platform. He fell about 9 feet to the ground, breaking eight ribs on the right side.
An employee was completing an annual work capacity test. Later that night, the employee experienced severe pain in their left leg and was hospitalized with rhabdomyolysis and compartment syndrome in the lower left leg.
An employee was setting chains to secure a concrete barrier to a front-end loader. The chain became twisted and lost slack. The concrete barricade fell on the employee's left foot, causing a partial amputation to a toe.