UPDATE: Firefighter injured fighting 50 acre brush fire east of Julian, 10% contained

SAN DIEGO (KGTV) — Cal Fire says a firefighter was injured after responding to a 50-acre brush fire east of Julian Thursday afternoon. The firefighter was transported to a local hospital with minor injuries.

State Route 78 is back open after the fire briefly closed it in both directions.

Firefighters responded to the fire near SR-78 and San Felipe Road at around 2 p.m. A little before 2:30 p.m., Cal Fire said on X the fire was 15 acres large and had a moderate rate of spread "with the potential to be an extended attack incident."

Caltrans San Diego also tweeted about the fire, posting at 2:12 p.m. that all lanes of SR-78 were closed in both directions just east of San Felipe Road.

By 4 p.m., the fire grew to 50 acres and was burning at a slow rate.

Cal Fire says they're working on steep rocky terrain but are making good progress. The fire is 10% contained as of 6:45 P.M. Thursday.

This is a developing story. Stay with ABC 10News as our team of journalists works to gather more information.