A U.S. Marine Corps F-35B fighter jet crashed Friday morning at Marine Corps Air Station Miramar in San Diego [1].

The incident underscores the risks associated with advanced stealth aircraft operations and the immediate environmental hazards posed by military crashes in dry regions.

The pilot of the aircraft ejected before the jet hit the ground [2]. Emergency responders said the pilot survived the ejection with injuries that are not life-threatening [1]. The identity of the pilot has not been released.

Upon impact, the aircraft ignited a brush fire near the base [3]. Fire crews worked to contain the blaze to prevent it from spreading beyond the immediate crash site. The F-35B is a short takeoff and vertical landing variant of the Joint Strike Fighter program.

According to reports, the aircraft was assigned to the 3rd Marine Aircraft Wing [4]. The wing provides aviation combat support for Marine forces, operating various aircraft from the West Coast.

Officials said they have not yet determined the cause of the crash. The military typically conducts a formal investigation following the loss of a high-value asset to determine if mechanical failure or pilot error played a role. No other injuries were reported during the incident [1].

The pilot survived the ejection with injuries that are not life-threatening.

The crash of an F-35B, one of the most expensive and technologically advanced aircraft in the US inventory, triggers a mandatory safety review. Because the impact sparked a brush fire in San Diego, the incident highlights the intersection of military readiness and urban wildfire risks in California.