A total of 30 personnel were assigned to the fire, including one truck, one medic and four engines, officials said. A fire investigator was also sent to the site. Photo via OnScene.TV.

Firefighters battled a structure fire in a residential neighborhood of San Diego Saturday.

Units were dispatched at 3:25 a.m. Saturday to 4038 Euclid Ave., near the intersection of University Avenue, according to the San Diego Fire-Rescue Department.

A total of 30 personnel were assigned to the fire, including one truck, one medic and four engines, officials said. A fire investigator was also sent to the site.

No injuries or evacuations were immediately reported.

The cause of the fire was unknown.

–City News Service