This story was last updated on Tuesday, Oct. 31. For the latest Lizzie Fire updates, click here.
UPDATE (6:33 p.m.) - San Luis Obispo police announced the arrest of a 15-year-old for arson in connection with the Lizzie Fire.
According to the San Luis Obispo Police Department, two juveniles were identified on surveillance footage from San Luis Obispo High School leaving the area where the fire is believed to have started.
The teen who was arrested was booked into San Luis Obispo County Juvenile Hall.
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UPDATE (6:15 p.m.) - CAL FIRE SLO officials report the Lizzie Fire is 80% contained and remains 100 acres.
Fire officials expect full containment of the fire on Thursday.
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UPDATE ( 4 p.m.) - The evacuation warning for homes in the area of the Lizzie Fire has been lifted.
City officials say the warning affected more than 1,000 addresses.
Reservoir Canyon Natural Reserve hiking trail access will remain closed indefinitely.
Fire officials say that while the cause of the fire is under investigation, officials have determined that it is not related to two other fires that broke out Monday afternoon at Cal Poly.
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(10:50 a.m.) - The Lizzie Fire, which broke out Monday afternoon in San Luis Obispo, is 35% contained as of Tuesday morning.
The fire has burned 100 acres, according to the San Luis Obispo Fire Department.
While there are no evacuation orders in place at this time, an evacuation warning remains in place for areas east of Johnson Ave. from San Luis Drive to Orcutt Rd., south to Morretti Canyon Rd. Click here for the latest evacuation information and an interactive map.
Fire officials say approximately 300 firefighters are on scene Tuesday, working to strengthen containment lines and extinguish hot spots.
The Lizzie Fire started at around 2:45 p.m. Monday off San Luis Drive, just above San Luis Obispo High School.
There have been no reports of structure damage due to the fire.
The cause of the fire is under investigation.
San Luis Obispo High School is in session as usual Tuesday, but the school has masks available for students and staff who request them. School officials say they are on standby in case fire conditions change and evacuation is necessary.