Live mix › Data › January 2026
South Africa's electricity mix in January 2026
In January 2026 South Africa's grid generated 16 712.6 GWh, of which coal supplied 73.2%. Demand averaged 21 871 MW and peaked at 26 690 MW on 27 January 2026.
Where the electricity came from
| Source | GWh | Share |
|---|---|---|
| Coal | 12 226.2 | 73.2% |
| Nuclear | 1 394.0 | 8.3% |
| Wind | 1 051.1 | 6.3% |
| Solar PV | 648.2 | 3.9% |
| Imports | 591.3 | 3.5% |
| Pumped storage | 326.5 | 2.0% |
| Concentrated solar | 201.7 | 1.2% |
| Hydro | 152.5 | 0.9% |
| Diesel peakers | 91.5 | 0.5% |
| Other renewables | 29.6 | 0.2% |
| Total supply | 16 712.6 | 100% |
Load shedding in January 2026
There was no load shedding in January 2026. Separately, contracted industrial customers on interruptible supply were curtailed by 2.3 GWh. That is demand management, not load shedding.
How this month compared
Carbon intensity averaged 766 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 11.4% of generation.
Figures are calculated from Eskom's published hourly data. Rooftop solar sits behind the meter and is not included.