Live mix › Data › September 2024
South Africa's electricity mix in September 2024
In September 2024 South Africa's grid generated 18 629.5 GWh, of which coal supplied 81.7%. Demand averaged 25 276 MW and peaked at 31 022 MW on 10 September 2024.
Where the electricity came from
| Source | GWh | Share |
|---|---|---|
| Coal | 15 224.3 | 81.7% |
| Wind | 996.8 | 5.4% |
| Imports | 628.5 | 3.4% |
| Solar PV | 427.9 | 2.3% |
| Diesel peakers | 420.5 | 2.3% |
| Pumped storage | 379.6 | 2.0% |
| Nuclear | 353.6 | 1.9% |
| Concentrated solar | 111.0 | 0.6% |
| Hydro | 60.7 | 0.3% |
| Other renewables | 25.3 | 0.1% |
| Gas | 1.2 | 0.0% |
| Total supply | 18 629.5 | 100% |
Load shedding in September 2024
There was no load shedding in September 2024. Separately, contracted industrial customers on interruptible supply were curtailed by 7.1 GWh. That is demand management, not load shedding.
How this month compared
Carbon intensity averaged 868 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 8.3% of generation.
Figures are calculated from Eskom's published hourly data. Rooftop solar sits behind the meter and is not included.