(FOX40.COM) — Multiple fire units are in Wilton on Thursday battling the one-acre Haggie Fire, according to the Wilton Fire Protection District.

Video Above: Sacramento firefighters battle large grass fire

Officials said crews responded to the fire around 11:15 a.m. on Collings Road and Mann Road.

The fire is burning in "light, flashy fuels with a moderate rate of speed," said WFPD.

Multiple structures are threatened, and an evacuation advisory was issued for residents along Haggie Road.

Officials advise residents to be prepared to evacuate and follow instructions from law enforcement and emergency personnel.

Additional firefighting resources were requested, including assistance the Consumnes Fire Department, the Sacramento Metropolitan Fire District and the Sacramento County Sheriff

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