By CBS13 Staff

CALAVERAS COUNTY (CBS13) — The Calaveras County Bomb Squad was called out to the rural area of Campo Seco last month for reports of a possible pipe bomb.

An East Bay Municipal District Employee found the possible explosive device that appeared to have malfunctioned near a portable toilet in the 2000 block of Campo Seco Road on Jan. 23.

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Deputies and the Calaveras County Sheriff’s Office Explosive Ordinance Disposal Unit investigated the scene and found a homemade “improvised explosive device” that appeared to be made of an air tank commonly used in paintball.

Officials say the device was about 9 inches long and 2 inches in diameter. It was filled with gun powder and had a fuse in the neck.

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They say the device failed to detonate as designed. It was eventually rendered safe by the bomb squad.

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The investigation into this device is still ongoing. No suspects have been announced. Deputies say the device could have caused serious injury.