NEM Archives - Renew Economy

Chart of the day

Australia’s main grid hits record renewable share of 78.6 pct, one state reaches 155 pct wind and solar
Updated: Renewables hit new peak share of 78.6 per cent on Australia’s main grid on Sunday, and break through 50 pct share for a week for first time.
Giles Parkinson

Sep 21, 2025

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Commentary

Can Australia’s electricity market finally be truly efficient for consumers?
The energy transition offers a rare opportunity to retrofit markets for genuine efficiency: more competition, greater transparency, and real consumer choice.
Paul Verschuer

Aug 18, 2025

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Commentary

Price peaks have an outsize impact on generation costs. Maybe it’s time for reserve batteries
Nearly one third of the annual cost of generation comes from around 40 to 90 hours a year when the spot price is over $1000/MWh. Reserve batteries may solve this.
David Leitch

Jul 28, 2025

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Chart of the day

Wind output smashes through 10 GW barrier for first time on Australia’s main grid
Wind and big batteries pass significant milestones on Australia’s main grid, and new output records also set for wind in South Australia and wind and solar in Queensland.
Giles Parkinson

Jul 27, 2025

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Renewables

Wind, solar and battery projects surge to new high, with hybrids and grid forming inverters the big movers
AEMO reports record activity for wind, solar and battery connections, with hybrid options for solar to dodge negative prices and congestion very popular.
Giles Parkinson

Jul 22, 2025

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Commentary

Are renewables cheaper? What would our bills look like if we didn’t have wind and solar?
What would happen if we had cancelled renewables and reverted to coal or gas? Our findings show that electricity prices would be up to 50 pct higher than they are now.
Joel Gilmore

Jun 19, 2025

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Commentary

Solar switcheroo: Out of the ordinary Autumn shakes up PV generation patterns
An autumnal weather flip has seen solar performance diverge sharply across Australia’s grid, demonstrating the role seasonal variability will play in the energy transition.
Dan Lee

Jun 13, 2025

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Policy & Planning

Household power usage hits a new low – but regulator credits the weather, not rooftop solar
The average cost of electricity has continued its upwards march for Australian households, despite rooftop solar helping to push usage to a new low.
Sophie Vorrath

Jun 28, 2024

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Policy & Planning

Victoria caps access for solar and wind in new renewable zones, to avoid curtailment and buoy investors
New state access regime aims to “substantially reduce” the risk new projects will be subject to curtailment and improve certainty for investors and developers.
Rachel Williamson & Sophie Vorrath

Jun 4, 2024

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Renewables

AEMO celebrates new renewables record – but it could have been even higher
A look into curtailment of wind and solar on Wednesday shows Australia’s new record for renewables share on the grid could have been even higher.
Rachel Williamson

Sep 21, 2023

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Wind out-powers hydro for five hours on Tasmania grid, allowing utility to cash in
Windy conditions in south-eastern Australia last week led to an interesting energy generation mix for Tasmania, including more wind than hydro.
Sophie Vorrath

May 29, 2023

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Know your NEM: Whistling for more as wind and solar eat into gas and coal share
National energy market volatility is increasing as more renewables, but mainly rooftop solar, continues to enter.
David Leitch

Apr 24, 2023

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