A fire crew has remained on watch at the site of a sawmill fire south of Rotorua.
The blaze broke out in a mill building on Mangamingi Rd near Reporoa about 9pm last night.
![The biggest structure ablaze was understood to be 40m by 5m. Photo/Stephen Parker](https://www.nzherald.co.nz/resizer/v2/ZW2M7ROYQZ7HRJMOCLUGYGEBYI.jpg?auth=5e1b5c85f8681a6d0a1431708fa7f0e14b268468113d5c8e6f5173762ef18536&width=16&height=9&quality=70&smart=true)
Thirteen fire crews and water tankers were called to put the fire out.
The biggest structure ablaze was understood to be 40m by 5m.