Pemex, the Mexican state-owned oil refinery, reported to Texas regulators that it released 43,500 lbs of highly toxic hydrogen ...

The Deer Park refinery of the Mexican national oil company Pemex, near Houston, will be operating at a reduced level this ...

Two employees killed when hydrogen sulfide leaked at a Houston-area oil refinery were employees of a subcontractor performing ...

Former employees say the Texas Commission on Environmental Quality weakened the unit in the years following the onset of the ...

DEER PARK, Texas -- Two workers killed when hydrogen sulfide leaked at a Houston-area oil refinery were employees of a subcontractor performing maintenance work, the director of Pemex, Mexico's ...

After a deadly hydrogen sulfide gas leak at the PEMEX oil refinery in Deer Park, the area's shelter in place directive has ...

DEER PARK, Texas – The tragic industrial emergency that unfolded Thursday, killing two workers and injured 35 more, was ...

What is the potentially deadly gas that was realeased at the Deer Park Pemex facility.

A chemical leak at a PEMEX oil refinery in Deer Park, Texas, on Thursday killed two workers and injured several others, ...

When major leaks or fires happen at oil and gas facilities, complicated chemistry terms are often thrown around, but the main concern is simple: are you and your family safe?

Sheriff Gonzalez said two people died and dozens of others were injured in a chemical release at the PEMEX facility in Deer ...

Harris County Commissioner Adrian Garcia was among those who said PEMEX's failures in communication led to residents ...