I have this information from a petroleum industry executive. The Pemex diesel is LSD. In January it is supposed to be ULSD. I was also told that Arco now has some stations in Sonora that have ULSD. 2 ...
Drove Mazatlan to villa Corona today. road is in good condition, wash out just south of the second toll booth south of Villa union. That booth (the expensive one) is free right now as it suffered heavy hurricane damage. the free road near there is washed out. Bad condition in right lane as you go up hill to Tepic, could nto see it in shadows. Passed 2 trucks loaded to the gills (dangerously) with migrants headed north