New peak instantaneous percentage of renewables on the SWIS of 90.8%, recorded on 3 November 2025 at 11:05 AM.

WEM stats — week ending 9 November: WEM generation by technology • Rooftop Solar: 29.1% • Utility Solar: 2.9% • Wind: 21.4% • Pumped Hydro: 0.0% • Battery Discharge 3.5% (2.6% Ren.) • Gas: 22.1% • Coal: 20.8% • Distillate: 0.2% Renewable contribution to demand: • WA: 56.0% 🔌💡

New peak instantaneous percentage of renewables on the SWIS of 89.2%, recorded on 2 November 2025 at 9:05 AM. New minimum scheduled demand on the SWIS of 323 MW recorded on 2 November 2025 at 9:00 AM. 🔌💡

WEM stats — week ending 2 November: WEM generation by technology • Rooftop Solar: 29.6% • Utility Solar: 3.6% • Wind: 19.0% • Pumped Hydro: 0.0% • Battery Discharge 3.4% (2.8% Ren.) • Gas: 24.0% • Coal: 20.4% • Distillate: 0.0% Renewable contribution to demand: • WA: 55.0% 🔌💡

WEM stats — week ending 26 October: WEM generation by technology • Rooftop Solar: 27.1% • Utility Solar: 3.0% • Wind: 15.9% • Pumped Hydro: 0.0% • Battery Discharge 3.0% (2.2% Ren.) • Gas: 27.5% • Coal: 23.5% • Distillate: 0.0% Renewable contribution to demand: • WA: 48.2% 🔌💡

WEM stats — week ending 19 October: WEM generation by technology • Rooftop Solar: 29.0% • Utility Solar: 3.4% • Wind: 12.5% • Pumped Hydro: 0.0% • Battery Discharge 3.2% (2.4% Ren.) • Gas: 24.1% • Coal: 27.7% • Distillate: 0.0% Renewable contribution to demand: • WA: 47.4% 🔌💡

WEM stats — week ending 12 October: WEM generation by technology • Rooftop Solar: 29.8% • Utility Solar: 3.5% • Wind: 12.2% • Pumped Hydro: 0.0% • Battery Discharge 2.7% (1.9% Ren.) • Gas: 30.7% • Coal: 21.1% • Distillate: 0.0% Renewable contribution to demand: • WA: 47.4% 🔌💡

WEM stats — week ending 5 October: WEM generation by technology • Rooftop Solar: 23.7% • Utility Solar: 2.7% • Wind: 14.1% • Pumped Hydro: 0.0% • Battery Discharge 3.4% (2.3% Ren.) • Gas: 31.8% • Coal: 24.2% • Distillate: 0.0% Renewable contribution to demand: • WA: 42.8% 🔌💡

WEM stats — week ending 28 September: WEM generation by technology • Rooftop Solar: 29.3% • Utility Solar: 3.3% • Wind: 16.2% • Pumped Hydro: 0.0% • Battery Discharge 3.2% (2.4% Ren.) • Gas: 23.9% • Coal: 24.1% • Distillate: 0.0% Renewable contribution to demand: • WA: 51.2% 🔌💡

WEM stats — week ending 21 September: WEM generation by technology • Rooftop Solar: 23.2% • Utility Solar: 2.4% • Wind: 12.2% • Pumped Hydro: 0.0% • Battery Discharge 2.8% (1.7% Ren.) • Gas: 30.5% • Coal: 28.9% • Distillate: 0.0% Renewable contribution to demand: • WA: 39.5%

WEM stats — week ending 14 September: WEM generation by technology • Rooftop Solar: 23.4% • Utility Solar: 2.2% • Wind: 18.4% • Pumped Hydro: 0.0% • Battery Discharge 2.8% (1.8% Ren.) • Gas: 21.9% • Coal: 31.3% • Distillate: 0.0% Renewable contribution to demand: • WA: 45.8% 🔌💡

WEM stats — week ending 7 September: WEM generation by technology • Rooftop Solar: 21.0% • Utility Solar: 2.1% • Wind: 16.5% • Pumped Hydro: 0.0% • Battery Discharge 2.1% (1.2% Ren.) • Gas: 26.8% • Coal: 31.5% • Distillate: 0.0% Renewable contribution to demand: • WA: 40.8% 🔌💡

WEM stats — week ending 31 August: WEM generation by technology • Rooftop Solar: 19.8% • Utility Solar: 1.9% • Wind: 12.7% • Pumped Hydro: 0.0% • Battery Discharge 2.9% (1.4% Ren.) • Gas: 40.2% • Coal: 22.4% • Distillate: 0.1% Renewable contribution to demand: • WA: 35.8% 🔌💡

WEM stats — week ending 24 August: WEM generation by technology • Rooftop Solar: 16.6% • Utility Solar: 1.4% • Wind: 14.3% • Pumped Hydro: 0.0% • Battery Discharge 3.0% (1.5% Ren.) • Gas: 37.5% • Coal: 27.2% • Distillate: 0.0% Renewable contribution to demand: • WA: 33.8% 🔌💡

WEM stats — week ending 17 August: WEM generation by technology • Rooftop Solar: 22.2% • Utility Solar: 2.1% • Wind: 18.7% • Pumped Hydro: 0.0% • Battery Discharge 3.0% (1.9% Ren.) • Gas: 29.6% • Coal: 24.4% • Distillate: 0.0% Renewable contribution to demand: • WA: 44.9% 🔌💡

WEM stats — week ending 10 August: WEM generation by technology • Rooftop Solar: 18.4% • Utility Solar: 1.2% • Wind: 15.5% • Pumped Hydro: 0.0% • Battery Discharge 2.8% (1.4% Ren.) • Gas: 30.6% • Coal: 31.5% • Distillate: 0.0% Renewable contribution to demand: • WA: 36.5% 🔌💡

WEM stats — week ending 3 August: WEM generation by technology • Rooftop Solar: 16.2% • Utility Solar: 1.2% • Wind: 18.0% • Pumped Hydro: 0.0% • Battery Discharge 2.5% (1.3% Ren.) • Gas: 30.0% • Coal: 32.0% • Distillate: 0.1% Renewable contribution to demand: • WA: 36.7% 🔌💡

WEM stats — week ending 27 July: WEM generation by technology • Rooftop Solar: 9.1% • Utility Solar: 1.0% • Wind: 14.5% • Pumped Hydro: 0.0% • Battery Discharge 2.7% (1.1% Ren.) • Gas: 41.3% • Coal: 31.3% • Distillate: 0.1% Renewable contribution to demand: • WA: 25.7% 🔌💡

WEM stats — week ending 20 July: WEM generation by technology • Rooftop Solar: 9.0% • Utility Solar: 1.2% • Wind: 12.8% • Pumped Hydro: 0.0% • Battery Discharge 2.1% (0.8% Ren.) • Gas: 41.4% • Coal: 33.4% • Distillate: 0.0% Renewable contribution to demand: • WA: 23.8% 🔌💡

WEM stats — week ending 13 July: WEM generation by technology • Rooftop Solar: 13.4% • Utility Solar: 1.3% • Wind: 15.6% • Pumped Hydro: 0.0% • Battery Discharge 2.1% (0.9% Ren.) • Gas: 36.2% • Coal: 31.4% • Distillate: 0.0% Renewable contribution to demand: • WA: 31.2% 🔌💡

WEM stats — week ending 6 July: WEM generation by technology • Rooftop Solar: 12.1% • Utility Solar: 1.0% • Wind: 14.9% • Pumped Hydro: 0.0% • Battery Discharge 2.4% (1.1% Ren.) • Gas: 35.3% • Coal: 34.3% • Distillate: 0.0% Renewable contribution to demand: • WA: 29.1% 🔌💡

WEM stats — week ending 29 June: WEM generation by technology • Rooftop Solar: 15.4% • Utility Solar: 1.4% • Wind: 15.7% • Pumped Hydro: 0.0% • Battery Discharge 1.9% (0.8% Ren.) • Gas: 37.6% • Coal: 27.9% • Distillate: 0.0% Renewable contribution to demand: • WA: 33.4% 🔌💡

WEM stats — week ending 22 June: WEM generation by technology • Rooftop Solar: 10.8% • Utility Solar: 1.0% • Wind: 16.6% • Pumped Hydro: 0.0% • Battery Discharge 1.8% (0.6% Ren.) • Gas: 36.0% • Coal: 33.8% • Distillate: 0.0% Renewable contribution to demand: • WA: 29.0% 🔌💡

WEM stats — week ending 15 June: WEM generation by technology • Rooftop Solar: 12.2% • Utility Solar: 1.4% • Wind: 8.7% • Pumped Hydro: 0.0% • Battery Discharge 1.5% (0.5% Ren.) • Gas: 37.8% • Coal: 38.4% • Distillate: 0.0% Renewable contribution to demand: • WA: 22.8% 🔌💡

WEM stats — week ending 8 June: WEM generation by technology • Rooftop Solar: 14.7% • Utility Solar: 1.6% • Wind: 16.7% • Pumped Hydro: 0.0% • Battery Discharge 1.9% (0.9% Ren.) • Gas: 33.3% • Coal: 31.8% • Distillate: 0.0% Renewable contribution to demand: • WA: 33.9% 🔌💡

WEM stats — week ending 1 June: WEM generation by technology • Rooftop Solar: 11.3% • Utility Solar: 1.1% • Wind: 19.4% • Pumped Hydro: 0.0% • Battery Discharge 2.2% (0.9% Ren.) • Gas: 36.5% • Coal: 29.5% • Distillate: 0.0% Renewable contribution to demand: • WA: 32.7% 🔌💡

WEM stats — week ending 25 May: WEM generation by technology • Rooftop Solar: 13.2% • Utility Solar: 1.3% • Wind: 16.1% • Pumped Hydro: 0.0% • Battery Discharge 2.2% (1.1% Ren.) • Gas: 37.4% • Coal: 29.8% • Distillate: 0.0% Renewable contribution to demand: • WA: 31.7% 🔌💡

WEM stats — week ending 18 May: WEM generation by technology • Rooftop Solar: 20.2% • Utility Solar: 1.9% • Wind: 19.5% • Pumped Hydro: 0.0% • Battery Discharge 1.8% (1.3% Ren.) • Gas: 26.4% • Coal: 30.2% • Distillate: 0.0% Renewable contribution to demand: • WA: 42.9% 🔌💡

WEM stats — week ending 11 May: WEM generation by technology • Rooftop Solar: 19.1% • Utility Solar: 1.8% • Wind: 16.9% • Pumped Hydro: 0.0% • Battery Discharge 2.0% (1.1% Ren.) • Gas: 29.2% • Coal: 31.0% • Distillate: 0.0% Renewable contribution to demand: • WA: 38.9% 🔌💡

WEM stats — week ending 4 May: WEM generation by technology • Rooftop Solar: 16.9% • Utility Solar: 0.7% • Wind: 14.1% • Pumped Hydro: 0.0% • Battery Discharge 2.0% (1.0% Ren.) • Gas: 31.8% • Coal: 33.8% • Distillate: 0.7% Renewable contribution to demand: • WA: 32.7% 🔌💡

WEM stats — week ending 27 April: WEM generation by technology • Rooftop Solar: 15.9% • Utility Solar: 1.8% • Wind: 21.7% • Pumped Hydro: 0.0% • Battery Discharge 2.2% (1.4% Ren.) • Gas: 28.1% • Coal: 30.3% • Distillate: 0.0% Renewable contribution to demand: • WA: 40.8% 🔌💡

WEM stats — week ending 20 April: WEM generation by technology • Rooftop Solar: 19.6% • Utility Solar: 2.0% • Wind: 20.5% • Pumped Hydro: 0.0% • Battery Discharge 2.0% (1.4% Ren.) • Gas: 26.6% • Coal: 29.2% • Distillate: 0.1% Renewable contribution to demand: • WA: 43.5% 🔌💡

WEM stats — week ending 13 April: WEM generation by technology • Rooftop Solar: 18.2% • Utility Solar: 2.0% • Wind: 9.0% • Pumped Hydro: 0.0% • Battery Discharge 1.6% (0.8% Ren.) • Gas: 32.5% • Coal: 36.7% • Distillate: 0.0% Renewable contribution to demand: • WA: 30.0%

WEM stats — week ending 6 April: WEM generation by technology • Rooftop Solar: 16.3% • Utility Solar: 2.0% • Wind: 21.5% • Pumped Hydro: 0.0% • Battery Discharge 1.8% (1.1% Ren.) • Gas: 25.5% • Coal: 32.9% • Distillate: 0.0% Renewable contribution to demand: • WA: 40.9%

WEM stats — week ending 30 March: WEM generation by technology • Rooftop Solar: 19.3% • Utility Solar: 2.2% • Wind: 17.2% • Pumped Hydro: 0.0% • Battery Discharge 1.2% (0.6% Ren.) • Gas: 31.1% • Coal: 29.0% • Distillate: 0.0% Renewable contribution to demand: • WA: 39.3%

WEM stats — week ending 23 March: WEM generation by technology • Rooftop Solar: 24.8% • Utility Solar: 3.1% • Wind: 18.7% • Pumped Hydro: 0.0% • Battery Discharge 1.0% (0.7% Ren.) • Gas: 27.5% • Coal: 24.9% • Distillate: 0.0% Renewable contribution to demand: • WA: 47.3%

WEM stats — week ending 16 March: WEM generation by technology • Rooftop Solar: 20.7% • Utility Solar: 2.0% • Wind: 17.3% • Pumped Hydro: 0.0% • Battery Discharge 0.8% (0.5% Ren.) • Gas: 38.5% • Coal: 20.7% • Distillate: 0.0% Renewable contribution to demand: • WA: 40.5% 🔌💡

WEM stats — week ending 9 March: WEM generation by technology • Rooftop Solar: 21.9% • Utility Solar: 2.4% • Wind: 18.5% • Pumped Hydro: 0.0% • Battery Discharge 0.9% (0.6% Ren.) • Gas: 31.1% • Coal: 25.1% • Distillate: 0.0% Renewable contribution to demand: • WA: 43.4% 🔌💡

WEM stats — week ending 2 March: WEM generation by technology • Rooftop Solar: 22.1% • Utility Solar: 2.9% • Wind: 14.3% • Battery Discharge 1.0% (0.7% Ren.) • Gas: 28.8% • Coal: 30.8% • Distillate: 0.1% Renewable contribution to demand: • WA: 40.0% 🔌💡

WEM stats — week ending 23 February: WEM generation by technology • Rooftop Solar: 22.1% • Utility Solar: 2.8% • Wind: 18.4% • Battery Discharge 1.5% (1.0% Ren.) • Gas: 28.8% • Coal: 26.3% • Distillate: 0.1% Renewable contribution to demand: • WA: 44.3% 🔌💡

WEM stats — week ending 16 February: WEM generation by technology • Rooftop Solar: 24.2% • Utility Solar: 2.8% • Wind: 19.0% • Battery Discharge 1.2% (0.8% Ren.) • Gas: 24.9% • Coal: 27.8% • Distillate: 0.1% Renewable contribution to demand: • WA: 46.8% 🔌💡

WEM stats — week ending 9 February: WEM generation by technology • Rooftop Solar: 20.6% • Utility Solar: 2.6% • Wind: 15.4% • Battery Discharge 1.7% (0.7% Ren.) • Gas: 29.7% • Coal: 29.9% • Distillate: 0.1% Renewable contribution to demand: • WA: 39.3% 🔌💡

WEM stats — week ending 2 February: WEM generation by technology • Rooftop Solar: 21.4% • Utility Solar: 2.8% • Wind: 15.9% • Battery Discharge 1.5% (0.7% Ren.) • Gas: 30.0% • Coal: 28.3% • Distillate: 0.1% Renewable contribution to demand: • WA: 40.8% 🔌💡

WEM stats — week ending 26 January: WEM generation by technology • Rooftop Solar: 15.3% • Utility Solar: 2.0% • Wind: 12.2% • Battery Discharge 1.2% (0.4% Ren.) • Gas: 37.0% • Coal: 32.2% • Distillate: 0.1% Renewable contribution to demand: • WA: 29.9% 🔌💡

WEM stats — week ending 19 January: WEM generation by technology • Rooftop Solar: 22.8% • Utility Solar: 2.6% • Wind: 18.3% • Battery Discharge 1.0% (0.6% Ren.) • Gas: 28.0% • Coal: 27.2% • Distillate: 0.1% Renewable contribution to demand: • WA: 44.3% 🔌💡

WEM stats — week ending 12 January: WEM generation by technology • Rooftop Solar: 24.6% • Utility Solar: 2.9% • Wind: 16.2% • Battery Discharge 0.8% (0.6% Ren.) • Gas: 26.9% • Coal: 28.5% • Distillate: 0.1% Renewable contribution to demand: • WA: 44.3% 🔌💡

WEM stats — week ending 5 January: WEM generation by technology • Rooftop Solar: 23.9% • Utility Solar: 2.9% • Wind: 18.1% • Battery Discharge 1.6% (1.1% Ren.) • Gas: 25.8% • Coal: 27.6% • Distillate: 0.1% Renewable contribution to demand: • WA: 46.0% 🔌💡

WEM Generation Summary for 2024 WEM generation by technology • Rooftop Solar: 18.4% • Utility Solar: 1.4% • Wind: 17.2% • Gas: 33.5% • Coal: 28.7% • Distillate: 0.1% • Battery Discharge: 0.6% Renewable contribution to demand: • 37.1% 🔌💡

Change in WEM Generation 2023 vs 2024 Overall Month by month 🔌💡

WEM stats — week ending 29 December: WEM generation by technology • Rooftop Solar: 25.7% • Utility Solar: 2.1% • Wind: 21.3% • Battery Discharge 1.4% (1.0% Ren.) • Gas: 24.5% • Coal: 24.9% • Distillate: 0.1% Renewable contribution to demand: • WA: 50.1% 🔌💡