South Auckland residents were urged to close windows and doors last night after a massive fire at an Ōtāhuhu car wreckers.
Investigators are due at the scene later today.
A Fire and Emergency (FENZ) spokesperson said they received multiple calls about the fire on Saleyards Rd, which was first reported shortly after 10pm.
One fire truck was still on the scene this morning monitoring hot spots.
It follows a large operation last night that involved eight fire trucks, three ladder trucks, three specialised vehicles and multiple other vehicles from 13 fire stations across Auckland.