Wednesday, 28 May 2025: At approximately 14:00 today, Siren 913—located in the green belt opposite West Coast Village in Sunningdale—was inadvertently activated during routine maintenance. The siren emitted a brief alarm tone.

Eskom would like to assure the public that there is no emergency at the Koeberg Nuclear Power Station, and no action is required from members of the public.

This has no impact on the normal operations of the Koeberg Nuclear Power Station.

Siren 913 is one of over 80 sirens that form part of the Public Notification System supporting the Koeberg Nuclear Emergency Plan. Regular testing and maintenance are conducted to ensure that the system remains fully operational and responsive.

We sincerely apologise for any concern or inconvenience caused by this unintentional activation.

We appreciate the public’s understanding and cooperation.

ENDS

Inadvertent activation of Koeberg Nuclear Power Station’s emergency siren in Sunningdale due to routine maintenance — no emergency or public action required

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