"This just shows people are continuing to ignore fire conditions," he fumed.
Investigators were still looking into the cause.
Two crews remained at the scene yesterday and it was unclear how long they would have to stay, Mr Taylor said. Hotspots were still bursting into flame on Sunday. Mr Taylor said it would take only a few days of sun and wind to return the Far North to pre-Lusi fire danger levels, so there would be no let up in fire restrictions.
Northland is subject to a restricted fire season but in the Far North authorities have stopped issuing permits, effectively imposing a total fire ban.