A fire that raced through a portion of a building at the Stanislaus County fairgrounds is being investigated to determine the cause, the Turlock Fire Department reported.

The incident first came into dispatched at 3:01 a.m. Wednesday and was said to be a tent that was on fire at the fairgrounds, located in the 800 block of N. Soderquist Road.

The fire was originally dispatched with a single engine but was quickly upgraded to a commercial structure fire, said Turlock Fire Capt. Jason Bernard.

The first firefighters to arrive at the fairgrounds found that the flames had extended up the wall and onto the roof of a single-story commercial building that is used as a kitchen and gathering hall.

Crews were able to bring the fire under control within 30 minutes. The fire was contained to the building of origin.

The Stanislaus County Fire Investigations Unit was dispatched and the cause of the fire remains under investigation.

No injuries were reported for this incident.

Turlock Fire responded to the incident with three engines, Squad 32, and a battalion chief. Through the department’s resource sharing partners, they received an additional engine and battalion chief to the fire scene. In total, 17 firefighters were on scene as well as crews from AMR. Turlock Rural Fire Department provided city coverage during the incident.