Mayfair Substation fire disrupts power in Johannesburg
City Power reported power outages in Mayfair and nearby parts of Johannesburg on 8 November following a fire at Mayfair Substation. The utility attributed the outage to transformer cables that caught fire and said the blaze had been contained that morning. In its afternoon update, the utility said teams were testing equipment to assess the damage.
Status of this incident
Power outage confirmed
Last known status: confirmed by the source · City Power said the fire was contained and later reported equipment testing. A restoration time remained unconfirmed.
Source moment: 08 Nov 2026, 15:08 UTC (17:08 local time)
In 20 seconds
City Power said the fire at the transformer site was contained and investigations were continuing.
The utility listed Mayfair, Brixton, Crosby, Pageview, Amalgam, Crown Extensions 3 and 4, and surrounding areas.
City Power reported equipment testing. A time for restoring power remained unconfirmed.
What City Power reported about the fire
City Power’s morning update said the fire at the transformer site was contained and investigations were continuing. The utility later attributed the outage to transformer cables that caught fire and said it had isolated the substation. Its statements describe the response to the fire. The exact time customers lost power remains unknown.
The operator named Mayfair, Brixton, Crosby, Pageview, Amalgam and Crown Extensions 3 and 4 among affected areas. It also referred to surrounding areas. The update leaves open the number of affected customers and which addresses within those areas lost power.
What the sources tell us, and what they do not
- Areas City Power named
- Mayfair, Brixton, Crosby, Pageview, Amalgam, Crown Extensions 3 and 4, and surrounding areas.
- Cause reported by City Power
- Transformer cables caught fire at Mayfair Substation.
- Latest work reported
- City Power was assessing affected cables and testing the transformer and panels.
Equipment tests and the repair assessment
In the afternoon, City Power said teams were cleaning carbon residue and assessing affected cables. They were testing the transformer and electrical panels to determine what damage the fire caused and what repairs were needed after the substation was isolated.
That update describes the work under way at the substation. A restoration time for affected addresses remained unconfirmed. Residents checking a particular address can consult City Power for any further updates on supply in their area.
Planning for an interruption
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