News

Spot prices at Otahuhu ranged from $0.02 to $105 yesterday, ending the day with an average of $50.  Wind generation averaged 399 MW. 

Average prices increased by 10.8% at Benmore, increased by 11.2% at Islington, increased by 5% at Haywards and increased by 3.8% at Otahuhu over the last week.  Total Storage increased to 3,101 GWh. NI storage increased by 8% to 303 GWh while SI storage increased by 15% to 2,797 GWh.

This week Greg Sise provides a summary of his presentation on the problem of price formation with 100% renewable electricity, which he presented at the the Electricity Authority’s Market Development Advisory Group (MDAG) recently.

Prices yesterday averaged $143 at Benmore, $154 at Haywards, and $175 at Otahuhu. Wind generation averaged 193MW.

Prices yesterday averaged $69 at Benmore, $74 at Haywards, and $86 at Otahuhu. Wind generation averaged 448 MW.   

Average prices increased by 0.8% at Benmore, increased by 0.7% at Islington, increased by 6.1% at Haywards and increased by 8.7% at Otahuhu over the last week. Total Storage decreased to 2,715 GWh. NI storage increased by 2% to 281 GWh while SI storage decreased by 3% to 2,434 GWh.

Spot prices at Otahuhu ranged from $0.01 to $572 yesterday. Wind generation averaged 379 MW. 

Prices yesterday averaged $76 at Benmore, $81 at Haywards, and $96 at Otahuhu. Wind generation averaged 458 MW.   

Thursday of last week, 2nd September, marked the 25th anniversary of Energy Link Ltd. This post is a reflection on company and personal history, against a backdrop of an industry in transition. Over the last 25 years, it’s fair to say that some things have changed, but then some things have not.

Spot price averages at Haywards were $103 on Friday, $93 on Saturday and $74 on Sunday. 

Total storage increased 2.9 GWh over the last week. South Island controlled storage decreased 0.3 % to 1,896 GWh; South Island uncontrolled storage decreased 3.2 % to 604 GWh; with Taupo storage increasing 11.8 % to 275 GWh.

Prices yesterday averaged $72 at Benmore, $77 at Haywards, and $89 at Otahuhu. Wind generation averaged 403 MW.   

Forecasts of spot prices are an important tool in the hedging toolkit, and this post provides an overview of the role of forecasts in hedging.

Daily average prices did not exceed $81 over the weekend, with the highest average of $81 at Otahuhu on Friday, and the lowest  of $48 at Benmore on Saturday.

Total storage increased 130.6 GWh over the last week. South Island controlled storage increased 1.8% to 1,902 GWh; South Island uncontrolled storage increased 13.8% to 624 GWh; with Taupo storage increasing 9% to 246 GWh.

Prices yesterday averaged $7 at Benmore, $62 at Haywards, and $56 at Otahuhu. Wind generation averaged 420 MW.  

The main index fell this month, as we expected it would. But there were only three contracts to include in the indexes, one each for CFD and FPVV, which is unusual, but not unprecedented.

Average prices decreased by 80.1% at Benmore, decreased by 80.5% at Islington, decreased by 65% at Haywards and decreased by 65.9% at Otahuhu over the last week.  Total Storage increased to 2,641 GWh. NI storage increased by 8% to 226 GWh while SI storage increased by 10% to 2,416 GWh.

Prices yesterday fell to $0.01 during the day, and averaged $9.76 at Benmore. Wind generation averaged 269 MW.