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Total storage increased 73.9 GWh over the last week. South Island controlled storage decreased 2.1 % to 1042 GWh; South Island uncontrolled storage increased 19.3 % to 431 GWh; with Taupo storage increasing 6.7 % to 418 GWh.

Wind generation was strong throughout the day averaging around 400MW. Daily prices averaged $113.51, $113.31, and $118.37 at Benmore, Haywards, and Otahuhu respectively. Prices peaked in trading period 18 at around $200. 

Prices spiked above $600 on Friday in trading period 14, but had little variation on Saturday and Sunday, averaging around $110 on Saturday and $105 on Sunday.

Prices were high throughout the day, peaking around $500 in the morning and around $600 in the evening with a $108  price separation between Benmore and Otahuhu. Prices for the day averaged $236.75, $243.93, $251.74 at Benmore, Haywards, and Otahuhu respectively.

Total storage decreased 34.8 GWh over the last week. South Island controlled storage decreased 10 % to 1064 GWh; South Island uncontrolled storage increased 23.1 % to 361 GWh; with Taupo storage increasing 4.1 % to 392 GWh.

Prices peaked at around $350 in trading periods 19 to 23. Average prices were $146.67, $147.77, $153.37 at Benmore, Haywards, and Otahuhu respectively. Northward flows over the HVDC link reached a maximum of around 300MW.

Average prices increased by 7% at Benmore, increased by 7% at Islington, increased by 6% at Haywards and increased by 9% at Otahuhu over the last week. Total Storage decreased to 1852 GWh.NI storage remained unchanged at 377 GWh while SI storage decreased by 6% to 1475 GWh.

Spot prices surged late last year when there was a prolonged, unplanned outage at the Pohokura gas field offshore Taranaki.  But they haven’t come back down to where they were prior to the gas outages.  In this post we look at the reasons why and ask the question on everyone’s mind – will they remain high?

Prices had an upward trend through the day, with prices averaging $144.25, $144.99, $153.59 at Benmore, Haywards, and Otahuhu respectively for the entire day. Wind generation was strong averaging around 300MW.

Daily prices averaged $108.92, $108.32, $111.76 at Benmore, Haywards, and Otahuhu respectively.

Average prices decreased by 4% at Benmore, decreased by 5% at Islington, decreased by 3% at Haywards and decreased by 3% at Otahuhu over the last week. Total Storage decreased to 1,973 GWh. NI storage decreased by 2% to 376 GWh while SI storage decreased by 2% to 1,561 GWh.

Daily prices averaged $141.49, $144.38, $149.12 at Benmore, Haywards, and Otahuhu respectively.

Daily prices averaged $112.54, $114.58, $117.47 at Benmore, Haywards, and Otahuhu respectively.

Daily prices averaged $85.27, $85.36, $88.26 at Benmore, Haywards, and Otahuhu respectively.

Daily prices averaged $80.25, $80.08, $79.90 at Benmore, Haywards, and Otahuhu respectively on Sunday.

Total storage decreased 181.9 GWh over the last week. South Island controlled storage decreased 8.1 % to 1365 GWh; South Island uncontrolled storage decreased 21.8 % to 236 GWh; with Taupo storage increasing 1.2 % to 385 GWh.

Daily prices averaged $126.06, $127.48, $132.11 at Benmore, Haywards, and Otahuhu respectively.

Average prices increased by 23% at Benmore, increased by 24% at Islington, increased by 22% at Haywards and increased by 17% at Otahuhu over the last week. Total Storage decreased to 2,168 GWh. NI storage increased by 1% to 380 GWh while SI storage decreased by 7% to 1,788 GWh.

Daily prices averaged $108.19, $110.55, $116.41 at Benmore, Haywards, and Otahuhu respectively.