The quests Irondeep Supplies and Coldtooth Supplies are incorrectly marked as being level 60; they are in fact level 55 and show up as green in the in-game Quest Log, at least for the Horde side.

https://classic.wowhead.com/quest=5893/coldtooth-supplies
https://classic.wowhead.com/quest=6985/irondeep-supplies

Version 5.3.1