Riverside County firefighters battle 250-acre fire near World Logistics Center in Moreno Valley

Riverside County firefighters battled a brush fire burning near the World Logistics Center in Moreno Valley on Saturday. 

The blaze, which crews dubbed the Iron Fire, was reported at around 2:15 p.m. near Eucalyptus Avenue and World Logistics Center Parkway, just south of the SR-60 Freeway, according to Cal Fire/Riverside County Fire Department officials. 

As of 4:45 p.m., firefighters said that the fire had burned about 250 acres and was "burning at a moderate rate of spread." They said that additional resources were contacted to assist with the firefight.

"Multiple air and ground resources are working diligently to ensure containment lines are established," firefighters said.

The cause of the fire remains unknown and no injuries have been reported. 

No evacuation orders have yet been issued, but firefighters said that westbound lanes of SR-60 were closed from I-10 to World Logistics Center Parkway as they continue working to contain the incident.

The World Logistics Center is a sprawling warehouse complex that covers 100 million square feet and is the "largest, most efficient and most advanced logistics center in the United States," according to its website.