Chemical reaction causes smoke emission in Montornès del Vallès, 40 workers evacuated

The incident at a company's facilities triggered the self-protection plan, but the alert was deactivated without injuries.

Reacció química provoca una emissió de fums a Montornès del Vallès i l'evacuació de 40 treballadors

Generalitat de Catalunya · CC0

A chemical reaction caused a smoke emission inside the facilities of a company in Montornès del Vallès, leading to the preventive evacuation of around forty workers. The incident, which occurred around 9:11 AM, was controlled without injuries and operations have resumed.

The incident occurred around 9:11 AM when a chemical reaction generated a smoke emission inside the company's facilities. As a preventive measure, the company activated its Self-Protection Plan (PAU) and evacuated approximately forty workers.
The Local Police mobilized units, and the Generalitat Firefighters were preemptively dispatched to the scene, although their direct intervention was not required.
No injuries were reported, nor was there any impact outside the facilities. Shortly before 11 AM, the company deactivated its self-protection plan and resumed normal operations.
Based on information from the official source: Generalitat de Catalunya — Protecció Civil (28/10/2026)