Mosaic's K3 potash mine in Esterhazy was completed in 2022. (Mosaic)

By CJME News Staff

mining activity halted

Employee fatally injured at Esterhazy Mosaic mine

Dec 15, 2025 | 12:00 PM

An employee is dead after a “fall of ground incident” at the Mosaic K3 potash mine in Esterhazy on Monday morning.

No further injuries have been reported, the company noted in a statement.

Mosaic’s said its emergency response team was activated to respond to the fatal incident.

“The site has now been secured and all mining activity has been temporarily halted. A full investigation is underway and Mosaic is working closely with all regulatory authorities,” the mining company said in a statement.

“Support services are being provided through the company’s Employee and Family Assistance Program.”

Provincial Politics

Q&A: Sask NDP leader Carla Beck sits down to discuss provincial concerns, including rent control and legislative absence

Dec 14, 2025

Freedom and Flexibility

How App-Based Work Creates Economic Opportunity

Dec 12, 2025

Riderville

Now for the Hard Part

Dec 10, 2025

Mosaic said the safety and wellbeing of employees is its top priority.

“Our thoughts go out to our colleague’s family and friends, all employees, and the broader community. We ask that the family be given privacy at this difficult time,” the company added.

More to come.