PITCAIRN -- A fire Monday to an outbuilding at a Pitcairn address is of suspicious origin.

St. Lawrence County fire investigators say they are still looking into the cause of the blaze, at 67 Rose Rd., that was called in at 8:54 p.m.

The St. Lawrence County Sheriff's Office is asking anyone with information about the fire to call them at 379-2222.

The outbuilding, owned by Tony LaPlatney, was not insured, authorities said.

Harrisville volunteer firefighters and rescue squad were on the scene and reported back in service at 9:24 p.m.

The damage was described as "moderate."