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Total storage increased 42.2 GWh over the last week. South Island controlled storage increased 0.8% to 2,035 GWh; South Island uncontrolled storage increased 0.6% to 576 GWh; with Taupo storage increasing 5.6% to 436 GWh.

Prices yesterday averaged $45 at Benmore, $49 at Haywards, and $58 at Otahuhu. Wind generation averaged 445 MW.

Average prices decreased by 35% at Benmore, decreased by 35% at Islington, decreased by 16% at Haywards and decreased by 16% at Otahuhu over the last week.  Total Storage decreased to 3,004 GWh. NI storage increased by 3% to 412 GWh while SI storage decreased by 7% to 2,592 GWh.

Prices yesterday averaged $50 at Benmore, $82 at Haywards, and $98 at Otahuhu. Wind generation averaged 195 MW.

Prices yesterday averaged $61 at Benmore, $85 at Haywards, and $101 at Otahuhu. Wind generation averaged 97 MW.

A new hedge contract started trading in September 2020. It’s a cap product with strike price of $300/MWh. Over 320 of these contracts traded so far, but we still don’t know who is selling them.

Average prices increased by 85.1% at Benmore, increased by 85.9% at Islington, increased by 68.4% at Haywards and increased by 70.1% at Otahuhu over the last week.  Total Storage increased to 3,176 GWh. NI storage increased by 18% to 399 GWh while SI storage increased by 1% to 2,778 GWh.

Prices yesterday averaged $90 at Benmore, $98 at Haywards, and $115 at Otahuhu. Wind generation averaged 349 MW.

Total storage increased 78.6 GWh over the last week. South Island controlled storage increased 2.9 % to 2,063 GWh; South Island uncontrolled storage decreased 5.3 % to 715 GWh; with Taupo storage increasing 17.8 % to 399 GWh.

Prices yesterday averaged $64 at Benmore, $68 at Haywards, and $79 at Otahuhu. Wind generation averaged 277 MW.

Spot price averages at Otahuhu were $15 on Friday, $27 on Saturday, and $49 on Sunday. 

Spot prices at Otahuhu averaged $77 yesterday. Wind generation averaged 237 MW. 

Prices yesterday averaged $60 at Benmore, $96 at Haywards, and $111 at Otahuhu. Wind generation averaged 236MW. 

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.