Ourpower

Johannesburg power outage history

A record of power outages reported by City Power across Johannesburg. Use this page to see how often your suburb or substation loses power, how long outages typically take to resolve, and which areas are worst affected. For live outages right now see today's Johannesburg power outages.

1183
outages reported in 2026
1183
outages on record
6.6 hours
typical outage length
62
outages at Alexandra Substation (worst)

Outages by month in 2026

Count of reported outages and cumulative time without power per month.

MonthOutagesCumulative time without power
April 20263064521.6 hours
May 20265515908.8 hours
June 20263262525.5 hours

Suburbs with the most outages in 2026

Click a suburb for its own outage page and local history.

Substations with the most outages in 2026

A substation feeds several suburbs, so one substation fault can affect many streets at once. These are the substations City Power reported most often.

SubstationOutagesTotal time without power
Alexandra Substation6248.4 days
Tshepisong Switching Station3512.2 days
Gresswold Substation2826.9 days
Cydna Substation2515.6 days
Nirvana Substation2415.2 days
Fort Substation225.5 days
Wemmer Substation2215.2 days
Industria Substation2116.9 days
Hursthill Substation2111 days
Robertsham Substation2013.4 days

Recent Johannesburg power outages

  • Ibis Street, Eider Road, Dabchick Street
    26 Jun 2026 • Fed by Mechanical Workshop Switching Station substation • Cause: planned maintenance
  • Windsor, Fontainebleau
    24 Jun 2026 • Fed by Randburg Substation substation • Cause: planned maintenance
  • Mayfield Park, Kibler Park, Naturena, Comptonville
    24 Jun 2026 • Cause: emergency maintenance
  • Mayfield Park, Kibler Park, Naturena, Comptonville
    24 Jun 2026 • Cause: planned maintenance
  • Post Office, Ebury Road, Eileen Road, Logan Road
    24 Jun 2026 • Fed by Brynorth Substation substation • Cause: planned maintenance
  • Eldorado Park, Nancefield
    24 Jun 2026 • Fed by Nancefield Substation substation • Cause: planned maintenance
  • Capitol Hill, Morkel Close, African Data Centre, Richards Drive
    22 Jun 2026 • Fed by Waterfall Substation substation • Cause: planned maintenance
  • Johannesburg
    20 Jun 2026 • Fed by Transformer Switching Station substation
  • Rabie Ridge
    20 Jun 2026 • Fed by Allandale Substation substation • Cause: emergency isolation
  • Rosettenville, Wemmer, Haddon, Forest Hill
    20 Jun 2026 • Fed by Wemmer Substation substation • Lasted 3.2 hours • Cause: cable fault
  • Klipfontein
    20 Jun 2026 • Fed by Klipfontein Substation substation • Cause: emergency maintenance
  • Klipfontein
    20 Jun 2026 • Fed by Klipfontein Substation substation • Cause: emergency maintenance
  • Observatory, Bellevue
    19 Jun 2026 • Fed by Bellevue Substation substation • Lasted 16 hours • Cause: cable fault
  • Lenasia, Florida North, Lenasia Ext 10, Lenasia Ext 11
    19 Jun 2026 • Fed by Nirvana Substation substation • Lasted 18.7 hours • Cause: cable fault
  • Cleveland, Denver, Kensington South
    19 Jun 2026 • Fed by Cleveland Substation substation
About this data. OurPower compiles this record from public power outage notifications published by City Power Johannesburg. Each entry is a reported outage with its reported duration. We only show what City Power publicly announces, so some localised faults never appear here. This record starts from April 2026.
Last updated: 2026/06/27, 15:00:39.
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