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

Pemex's Deer Park oil refinery near Houston discharged 43,500 pounds of highly toxic hydrogen sulfide gas over more than ...

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 ...

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

Mexican national oil company Pemex's Deer Park oil refinery near Houston will operate this weekend at a low level following a deadly chemical leak a couple days ago, the company said in a statement ...

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 ...

Following a release of chemicals at the PEMEX facility in Deer Park, several surrounding residents sought medical treatment, according to Houston attorney Ryan Zehl.

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?