8-Hour Power Outage to Hit Parts of Johannesburg This Week & Next Week: List of Affected Areas

Johannesburg residents in Region E should brace for an 8-hour electricity interruption as City Power schedules maintenance at Cydna Substation. See the full list of affected suburbs and key outage dates.

City Power Joburg Announces Scheduled Power Outages for May–June 2025

Johannesburg residents are advised to prepare for a series of planned electricity interruptions scheduled throughout May and June 2025, as part of City Power’s ongoing maintenance efforts to enhance service reliability across the city. These power cuts will affect multiple regions and substations, with downtime expected from 09:00 to 17:00 on the specified dates.

Customers are reminded to treat all electrical outlets as live during this period and to plan accordingly to avoid inconvenience.

Thursday, 15 May 2025

🏭 Roodepoort Substation – Region C

Time: 09:00 – 17:00
Areas Affected:

• Florida
• Delarey
• Maraisburg

🔧 Reason: Essential network maintenance aimed at ensuring a stable electricity supply for Region C.
📅 Notice Issued: 2 May 2025

Sunday, 25 May 2025

🏭 Robertville Substation – Region D

Time: 09:00 – 17:00
Areas Affected:

• Robertville
• Stormill
• Maraisburg

🔧 Reason: Scheduled upgrades and maintenance on key infrastructure in the west of Johannesburg.
📅 Notice Issued: 6 May 2025

Wednesday, 28 May 2025

Time: 09h00 to 17h00

Areas Affected:

• Wierda Valley
• Atholl
• Houghton
• Houghton Estate
• Houghton West
• Illovo
• Inanda
• Kent Park
• Kew
• Melrose Arch (Blocks 1, 2, 3, 4, 5, 6)
• Melrose Estate
• Norwood
• Oaklands

Thursday, 29 May 2025

🏭 Olivedale Substation – Region B

Time: 09:00 – 17:00
Area Affected: Northriding

🔧 Reason: Maintenance to strengthen the network and reduce unplanned outages.
📅 Notice Issued: 8 May 2025

Tuesday, 10 June 2025

🏭 Fort Substation – Region F

Time: 09:00 – 17:00
Streets Affected:

• Wanderers Street
• Hospital ‘N’ Street
• Wolmarans Street
• Smit Street
• Sutherland Avenue

🔧 Reason: Technical upgrades at the Fort Substation for improved performance and longevity.
📅 Notice Issued: 19 May 2025

Important Advisory from City Power

“As the supply may be restored at any time during the planned work, all customers are advised to treat their electrical points as live at all times.”

Why the Interruption?

According to the notice issued by City Power’s Customer Contact Centre, the outage is necessary for essential maintenance and part of a wider program to improve electricity infrastructure and service reliability in Johannesburg.

“The interruption is necessary to do maintenance work on our network which is part of our program of constantly striving to provide a better service,” the statement read.

⚠️ What Residents Should Know:

• Electricity may be restored at any time, so customers are advised to treat all supply points as live.
• Safety first: Avoid tampering with appliances or plugs during the outage.
• City Power has apologised for the inconvenience and emphasised its commitment to long-term infrastructure reliability.

📞 For Queries or More Information:

• Call Centre: 011 490 7484
• Toll-Free: 0800 202 925
• Website: www.citypower.co.za

✅ No additional dates have been confirmed for next week at this time, but residents are encouraged to follow @CityPowerJhb on Twitter or check their official website for real-time updates.

📣 Stay Prepared, Stay Informed!

Whether you’re working from home, running a business, or managing a household in Region E, this planned outage is a reminder to charge your devices, prepare backup lighting, and plan ahead. Follow City Power for updates and keep your day running smoothly despite the planned interruption.

Also read: Rand Water Announces Planned Water Outages for May–June 2025: List of Affected Areas