AMADOR COUNTY (CBS SF) — A new, rapidly spreading fire has been reported within close proximity to the already burning Caldor Fire.

A growing vegetation fire off of Lawrence Road in the community of Fiddletown is being responded to by fire crews, according to a Twitter post by the Amador/El Dorado area’s Cal Fire unit.

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At 11:24 AM on Sunday, the size of the blaze was approximately 30 acres and spreading at a rapid rate.

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According to Cal Fire, several structures on Lawrence Road are threatened by the fire. While local crews have responded at the scene, additional ground and air resources have been requested.

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With many crews already focused on the nearby Caldor Fire, such support may be hard to come by.