History of Border 2 Fire in Timeline

By Popular Timelines Editorial Team · Updated: January 25, 2025

The Border 2 Fire is a wildfire burning in the Otay Mountain area of San Diego County, California, north of the U.S.-Mexico border, since January 23, 2025. Driven by strong Santa Ana winds and fueled by dry chaparral and difficult terrain, the fire spread quickly. As of January 24, the fire had grown to over 6,000 acres with minimal containment. The ongoing fire is part of a larger series of wildfires affecting Southern California in January 2025.

October 2007: Harris Fire Burns Otay Mountain

The Harris Fire of October 2007 burned a substantial part of the Otay Mountain Wilderness.

January 2025: Border 2 Fire Part of SoCal Wildfires

In January 2025, The Border 2 fire was one of a series of wildfires that took place across Southern California.

January 23, 2025: Border 2 Fire Ignites

The Border 2 Fire started on January 23, 2025, around 2:30 pm PST in the Otay Mountain area of San Diego County, fueled by strong Santa Ana winds and dry chaparral.

January 24, 2025: Cause of Fire Under Investigation

As of January 24, 2025, the cause of the Border 2 Fire is still under investigation.

2025: Border 2 Fire Growth and Evacuations

In 2025, the Border 2 Fire spread rapidly through Otay Mountain, burning at a "dangerous rate" and leading to mandatory evacuations of nearby communities.