South Africa's electricity mix in June 2024
In June 2024 South Africa's grid generated 19 461.0 GWh, of which coal supplied 81.7%. Demand averaged 26 312 MW and peaked at 32 865 MW on 11 June 2024.
Total generated19 461.0GWh
Peak demand32 865MW
Renewables share6.3%
Carbon intensity862g/kWh
Unplanned outages11 516MW avg
Load shedding0GWh
Where the electricity came from
| Source | GWh | Share |
|---|---|---|
| Coal | 15 891.0 | 81.7% |
| Imports | 901.0 | 4.6% |
| Wind | 859.7 | 4.4% |
| Nuclear | 636.4 | 3.3% |
| Pumped storage | 462.6 | 2.4% |
| Solar PV | 311.0 | 1.6% |
| Diesel peakers | 303.5 | 1.6% |
| Concentrated solar | 37.5 | 0.2% |
| Hydro | 33.1 | 0.2% |
| Other renewables | 24.3 | 0.1% |
| Gas | 0.7 | 0.0% |
| Total supply | 19 461.0 | 100% |
Load shedding in June 2024
There was no load shedding in June 2024. Separately, contracted industrial customers on interruptible supply were curtailed by 6.4 GWh. That is demand management, not load shedding.
How this month compared
Carbon intensity averaged 862 grams of CO₂ per kilowatt-hour, against a world average of 458 g/kWh in 2025 and an Africa average of about 530 g/kWh. Renewables (wind, solar PV, CSP and other renewables reporting to Eskom) supplied 6.3% of generation.
Figures are calculated from Eskom's published hourly data. Rooftop solar sits behind the meter and is not included.