Austen Thibault, The Union Democrat

Air and ground crews are responding to Sierra Pacific Industry's Standard Mill for a stack of logs on fire.

Cal Fire received the call at 11:10 a.m. for a burning log deck on the Tuolumne Road property, according to spokeswoman Lisa Williams.

Two air tankers, a helicopter, bulldozer and nine engines have been dispatched.

It was unknown how many logs were burning or if structures were threatened.

No other information was available.

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