The Madre fire has grown to 70,800 acres in San Luis Obispo County, making it the largest blaze in the state this year.

Madre Fire initially started 1:07 p.m. July 2 in San Luis Obispo County, California. Since its discovery 32 hours ago, it has burned 52,592 acres. A crew of 594 firefighters effectively contained 10% of the fire by Thursday evening.

As of the Friday update at 9:15 a.m., the Madre Fire remained at 52,592 acres and was now 10% contained, according to Cal Fire. The blaze broke out near Highway 166 in the southeastern portion of San Luis Obispo County on Wednesday afternoon before quickly exploding in size as it raced across the grassy area.