Explosion at processing plant near Gore

The explosion is at a plant at Mataura. Photo / File

Fire crews are on the scene of an explosion at a wood processing plant near Gore.

The explosion happened at 7am at the Dongwha Plant in Mataura.

Fire shift communications manager Brent Dunn said there were no injuries and everyone was accounted for.

A thermal imaging camera has been brought in.

Four fire crews are at the scene, and investigators are trying to work out what happened.