While chemical materials are thought to have been involved, the exact cause of the explosion is yet to be clarified. President Masoud Pezeshkian ordered an investigation.

CCTV footage shows the moment of the explosion at Iran's biggest port:: April 26, 2025:: Bandar Abbas, IranReuters was able to confirm the location of the video from the buildings and patterns on the road which matched file and satellite imagery of the area.

A massive explosion at Iran’s Shahid Rajaee Port, reportedly linked to a shipment of missile fuel chemicals, has killed at least 25 people and injured around 750.