Aerial and missile attacks on the Esfahan’s Mobarakeh Steel Production Factory by the Israel regime and the United States of America

Print View Posted on: 01 April 2026

Event Date: 01 April 2026 Event Type: Other
Event Location: Iran, Islamic Republic of, Esfahan province INES Rating: Not provided

On the early minutes of 1 April 2026, the Iran Nuclear Regulatory Authority was notified that on 31 March at approximately 23:00 Iran Standard Time (IRST), an industrial facility—the Esfahan’s Mobarakeh Steel Production Factory—which uses sealed radioactive sources for gauging, had been subjected to aerial and missile strikes by the Israel regime and the United States of America. As of this moment, no increase in off-site radiation levels or any contamination has been detected. But up to now, there is no information regarding the radioactive sources condition.

INES Rating: Not provided
Release beyond authorized limits? No
Overexposure of a member of the public? No
Overexposure of a worker? No
Contamination spread within the facility? No
Damage to radiological barriers (incl. fuel damage) within the facility? No
Degradation of Defence In-Depth No
Person injured physically or casualty? No
Is there a continuing problem? No

Ms. Jila KARIMI DIBA
Iran Nuclear Regulatory Authority (INRA)
eprem-emg@aeoi.org.ir
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