One Crash Sparks 6.4-Acre Blaze, But Solar Panels at Petaluma Facility Stay Intact

A single vehicle crash ignited a wildfire that consumed 6.4 acres along Highway 101 just outside Petaluma. The incident occurred on the border of Marin and Sonoma counties on the evening of Sunday August 24. Multiple fire departments responded to the crash involving one car near the San Antonio Road off-ramp around 7:45 p.m. The driver of the vehicle suffered minor injuries and was released from the scene after treatment, officials said. See the official map of the fire growth here.

As darkness fell, the flames spread rapidly. At 8:00 p.m., Cal Fire mapped the fire at its peak size of 4 acres. The blaze threatened the Silveira Ranch Road Solar facility. Officials from the Marin County Fire Department confirmed that the fire stopped just before the first row of solar panels. No panels were damaged despite the fire's proximity to the infrastructure. Fire crews assigned to the scene reported that the fire progress was halted by 8:28 p.m.

Firefighters remained on site to monitor the situation on Monday. The precise nature of the fire’s origin remains the focus of initial investigations by responders. This incident highlights the intersection of transportation infrastructure and environmental hazards in the region. The swift response helped ensure that the Silveira Ranch Road Solar facility faced no lasting damage.