Mexico 's state oil company says 26 workers died . Four of the dead were employees of the state oil company and 22 were contractors , Pemex said . The blast occurred near Guadalajara , Mexico . A fire that occurred after the explosion has been blamed , Pemex says .
Mexico 's state oil company says 26 workers died . The blast occurred near Guadalajara , Mexico . A fire that occurred after the explosion has been blamed , Pemex says .