UPDATE (8:39p): KCFD officials said the fire is now 45 percent contained.
The Kern County Sheriff's Office has lifted evacuation notices for residents east of Sierra Vista in Wofford Heights.
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UPDATE (6:38p): Investigators are looking for a suspicious vehicle described as a dark blue, older model, Chrysler LeBaron. Officials said the rear passenger tire is on its rim.
Officials did not say why they are looking for the vehicle, but are asking anyone who has information about it to contact KCFD.
Anyone with information about the vehicle is asked to contact the Kern County Fire Department.
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UPDATE (4:20 p.m.): According to fire officials the Calgary fire is now at 50 acres with no containment.
Evacuations remain in place as 100 homes are potentially threatened.
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UPDATE (3:45 p.m.): According to Kern County Fire officials, the Calgary Fire is grown to 40 acres with 0% containment.
Five homes have been destroyed.
Five helicopters and two tankers are being utilized to battle the blaze.
Officials say Evans Rd is closed and residents in the area are being evacuated.
Kern County Fire Department and U.S. Forest Service fire fighters are on scene.
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UPDATE (3:30 p.m.): Shortly after 3 p.m. Ready Kern sent an alert urging Wofford Heights residents to evacuate the area. The full alert is below.
"The Calgary Fire has become a threat to Wofford Heights. Wofford Heights, including residences both east and west of Wofford Blvd., both north and south of Evans Road/Highway 155, are under recommended evacuation.
A recommended evacuation means that the fire is an imminent threat and all persons in the evacuation area are strongly advised to leave and seek shelter away from the fire area. A recommended evacuation will likely be the last warning given.
Your Kern County emergency authorities recommend that all persons in the Wofford Heights area, including residences both east and west of Wofford Blvd., both north and south of Evans Road/Highway 155, evacuate as soon as possible.
An evacuation center has been set up at the Kern River Valley Senior Citizens Center at 6405 Lake Isabella Blvd. in Lake Isabella. Animal Services will assist with sheltering companion animals at the center.
If you have physical limitations and require evacuation assistance, please call the Aging & Adult Services hotline at 1-855-264-6565.
If you have an emergency, call 911. If you have any questions about the content of this message, please contact Kern County Information and Referral Services at 2-1-1."
Fire crews are battling a grass and brush fire near Evans Rd. and Calgary Rd. in Wofford Heights.
It broke out around 1:20 p.m. Saturday afternoon.
Initial reports are that the fire is burning on both sides of Highway 155.
Firefighters are battling a 15 acre fire off Old State Rd & Dollar Rd, Wofford Heights (Kern County). #CalgaryFire pic.twitter.com/ZplN58VquJ
— CAL FIRE (@CAL_FIRE) August 5, 2017
Officials are blocking traffic on Highway 155.
According to KCFD, homes in the immediate area are being evacuated.
At least two homes have been involved, but the KCFD official did not know the severity of the damage.
This is a breaking news story, check back for updates.