Mercury: the wind, the rain and the rejig

Mercury: the wind, the rain and the rejig
The ageing Karāpiro dam has been getting a makeover. (Image: Mercury)
Ian Llewellyn
Mercury’s annual result was dominated by wind and rain driving up generation, while the outlook was for new generation and, in particular, refurbishing existing plants.The wet year meant record inflows, resulting in 5,209 gigawatt-hours (GWh) of hydro generation, 28% higher than usual. The company spilt more than 1,000 GWh worth of water during the year to keep lake levels within their consented operating limits.Mercury generated 1,471 GWh through wind farms, an increase of 16%, with all its turbines at Turitea in Manawatū now fully...

More Energy

ComCom gives provisional nod to Huntly deal
Markets

ComCom gives provisional nod to Huntly deal

It comes on the eve of Govt decisions on the electricity market.

Ian Llewellyn 30 Sep 2025
Power companies spend millions on television advertising
Markets

Power companies spend millions on television advertising

Four main generators spent a combined total of $33.5m from January to July on advertising.

Power prices: Government called upon to take ‘bold’ action
News in Brief

Power prices: Government called upon to take ‘bold’ action

There is public and corporate support for Government intervention in the energy sector, a prominent business leader says, days out from ministers finally revealing a “significant but surgical” response to a review into New Zealand’s electricity market.Poll results, obtained exclu...

Staff reporters 26 Sep 2025