Early Wednesday morning the dehydration and pumping area caught fire in the Permanent Abkatun platform in the Bay of Campeche.
Pemex's Emergency Response Plan was immediately put in action and approximately 300 workers were evacuated and transferred to other platforms in the area. Four people were killed and 45 workers were injured in the fire, two of them in serious condition.
One of the persons dead was a contractor for the Mexican oil service company Cotemar.
Eight firefighting boats were battling and controlling the emergency.