Total storage decreased 146 GWh over the last week. South Island controlled storage decreased 4.6% to 1,822 GWh; South Island uncontrolled storage decreased 14.8% to 380 GWh; with Taupo storage increasing 3.4% to 210 GWh.
Energy Trendz Daily 10 August 2021 (Interim)
By Ruth McKinlay, August 11, 2021
Prices yesterday averaged $164 at Benmore, $174 at Haywards, and $191 at Otahuhu. Wind generation averaged 215 MW.
Updated: Energy Trendz Daily 9 August 2021 (Interim)
By Ruth McKinlay, August 10, 2021
Updated Interim prices prices still showing average prices exceeding $1000 for the day.
Energy Trendz Weekly 8 August 2021, Issue 1,265
By Ruth McKinlay, August 9, 2021
Average prices increased by 17.4% at Benmore, increased by 18.4% at Islington, increased by 19.2% at Haywards and increased by 18.2% at Otahuhu over the last week. Total Storage decreased to 2,558 GWh. NI storage decreased by 1 % to 203 GWh while SI storage decreased by 1% to 2,356 GWh.
Energy Trendz Daily 5 August - 8 August 2021
By Ruth McKinlay, August 9, 2021
Spot price averages at Haywards were $179 on Thursday, $163 on Friday, $125 on Saturday, and $149 on Sunday.
Hydro Watch 5 August 2021, Issue 1,268
By Ruth McKinlay, August 5, 2021
Total storage decreased 32.8 GWh over the last week. South Island controlled storage decreased 0.8 % to 1,909 GWh; South Island uncontrolled storage decreased 3.4 % to 446 GWh; with Taupo storage decreasing 0.8 % to 203 GWh.
Energy Trendz Daily 4 August 2021 (Interim)
By Ruth McKinlay, August 5, 2021
Spot price averages exceeded $144/MWh yesterday. Wind generation averaged 205 MW.
Energy Trendz Daily 3 August 2021 (Interim)
By Ruth McKinlay, August 4, 2021
Prices at Haywards averaged $157 for the day, and wind generation averaged 268 MW.
Energy Trendz Daily 2 August 2021 (Provisional)
By Ruth McKinlay, August 3, 2021
Prices yesterday averaged $149 at Benmore, $159 at Haywards, and $173 at Otahuhu. Wind generation averaged 53 MW.
Energy Trendz Weekly 1 August 2021, Issue 1,264
By Ruth McKinlay, August 2, 2021
Average prices increased by 2.1% at Benmore, increased by 1.8% at Islington, increased by 3.4% at Haywards and increased by 2% at Otahuhu over the last week. Total Storage increased to 2,591 GWh. NI storage increased by 31% to 204 GWh while SI storage decreased by 1% to 2,387 GWh.
Energy Trendz Daily 30 July - 1 August 2021
By Ruth McKinlay, August 2, 2021
Spot price averages at Haywards were $135 on Friday, $147 on Saturday and $147 on Sunday.
Energy Trendz Daily 29 July 2021 (Interim)
By Ruth McKinlay, July 30, 2021
Prices at Haywards averaged $138 for the day, and wind generation averaged 98 MW.
Hydro Watch 29 July 2021, Issue 1,267
By Ruth McKinlay, July 30, 2021
Total storage increased 32.4 GWh over the last week. South Island controlled storage increased 1.6 % to 1,925 GWh; South Island uncontrolled storage decreased 9.2 % to 462 GWh; with Taupo storage increasing 31.2 % to 204 GWh.
Energy Trendz Daily 28 July 2021 (Interim)
By Ruth McKinlay, July 29, 2021
Daily average prices were $111, $116 and $128 at Benmore, Haywards, and Otahuhu respectively. Wind generation averaged 203 MW.
Energy Trendz Daily 27 July 2021 (Interim)
By Ruth McKinlay, July 28, 2021
Spot price averages exceeded $107/MWh yesterday. Wind generation averaged 356 MW.
Energy Trendz Daily 26 July 2021 (Interim)
By Ruth McKinlay, July 27, 2021
We have added some new graphs for you to enjoy today.
Energy Trendz Daily 23 - 25 July 2021
By Ruth McKinlay, July 26, 2021
Daily average prices on Sunday were $119, $123 and $134 at Benmore, Haywards, and Otahuhu respectively. Wind generation averaged 211 MW.
Energy Trendz Weekly 25 July 2021, Issue 1,263
By Ruth McKinlay, July 26, 2021
Average prices decreased by 32.8% at Benmore, decreased by 33% at Islington, decreased by 33% at Haywards and decreased by 33.6% at Otahuhu over the last week. Total Storage increased to 2,559 GWh. NI storage increased by 64% to 156 GWh while SI storage increased by 10% to 2,403 GWh.
Energy Trendz Daily 21 - 22 July 2021
By Ruth McKinlay, July 23, 2021
Spot price averages at Benmore were $94 on Wednesday and $137 on Thursday.
Electricity Contract Indexes July, Issue 148
By Claudia McHerron, July 23, 2021
The main index rose this month, but it does look like the market is at a peak, and the CFD index actually dropped like a stone this month, though this was on only one CFD contract that could be included in the indexes.
Hydro Watch 22 July 2021, Issue 1,266
By Greg Sise, July 23, 2021
Total storage increased 283.6 GWh over the last week. South Island controlled storage increased 11.4 % to 1894 GWh; South Island uncontrolled storage increased 6.2 % to 509 GWh; with Taupo storage increasing 63.9 % to 156 GWh.
Energy Trendz Daily 20 July 2021 (Interim)
By Ruth McKinlay, July 21, 2021
Prices yesterday averaged $134 at Benmore, $140 at Haywards, and $153 at Otahuhu. Wind generation averaged 108 MW.
Energy Trendz Daily 19 July 2021 (Interim)
By Ruth McKinlay, July 20, 2021
Prices yesterday averaged $112 at Benmore, $117 at Haywards, and $129 at Otahuhu. Wind generation averaged 186 MW.
Energy Trendz Daily 16 - 18 July 2021
By Ruth McKinlay, July 19, 2021
Daily average prices were $79, $82 and $92 at Benmore, Haywards, and Otahuhu respectively. Wind generation averaged 345 MW.
Energy Trendz Weekly 18 July 2021, Issue 1,262
By Ruth McKinlay, July 19, 2021
Average prices increased by 0.3% at Benmore, increased by 0.4% at Islington, increased by 1.2% at Haywards and increased by 4.2% at Otahuhu over the last week. Total Storage decreased to 2,275 GWh. NI storage decreased by 23 % to 95 GWh while SI storage decreased by 5% to 2,180 GWh.
Energy Trendz Daily 15 July 2021 (Interim)
By Ruth McKinlay, July 16, 2021
Spot price averages exceeded $158/MWh yesterday. Wind generation averaged 428 MW.
Is the Gas Market Working for Consumers?
By Greg Sise, July 16, 2021
The Gas Industry Company (GIC) recently released a consultation paper on gas market settings and whether these are fit for the purpose of helping New Zealand through the transition to low-carbon energy. Somewhat belatedly, here are my thoughts.
Energy Trendz Daily 14 July 2021 (Interim)
By Ruth McKinlay, July 15, 2021
Spot price averages exceeded $241/MWh yesterday. Wind generation averaged 275 MW.
Hydro Watch 15 July 2021, Issue 1,265
By Ruth McKinlay, July 15, 2021
Total storage decreased 131.2 GWh over the last week. South Island controlled storage decreased 0.7 % to 1,701 GWh; South Island uncontrolled storage decreased 16 % to 479 GWh; with Taupo storage decreasing 22.8 % to 95 GWh.
Energy Trendz Daily 13 July 2021 (Provisional)
By Ruth McKinlay, July 14, 2021
Prices yesterday averaged $255 at Benmore, $269 at Haywards, and $296 at Otahuhu. Wind generation averaged 105 MW.
Energy Trendz Weekly 12 July 2021, Issue 1,261
By Ruth McKinlay, July 13, 2021
Average prices decreased by 31.6% at Benmore, decreased by 32% at Islington, decreased by 31.3% at Haywards and decreased by 29.8% at Otahuhu over the last week. Total Storage increased to 2,406 GWh. NI storage decreased by 6 % to 123 GWh while SI storage increased by 0% to 2,283 GWh.
Energy Trendz Daily 9 - 12 July 2021
By Ruth McKinlay, July 13, 2021
Spot price averages at Haywards were $176 on Friday, $192 on Saturday, $227 on Sunday and $285 on Monday.
Energy Trendz Daily 8 July 2021 (Provisional)
By Greg Sise, July 9, 2021
Spot prices averaged $175 at Benmore, $195 at Otahuhu, with a spike into the $400's in trading period 43.
Hydro Watch 8 July 2021, Issue 1,264
By Greg Sise, July 9, 2021
Total storage increased 1.1 GWh over the last week. South Island controlled storage increased 1.4 % to 1713 GWh; South Island uncontrolled storage decreased 2.4 % to 570 GWh; with Taupo storage decreasing 6.2 % to 123 GWh.
Energy Trendz Daily 7 July 2021 (Provisional)
By Ruth McKinlay, July 8, 2021
Prices yesterday averaged $129 at Benmore, $134 at Haywards, and $147 at Otahuhu. Wind generation averaged 309 MW.
Energy Trendz Daily 6 July 2021 (Interim)
By Ruth McKinlay, July 7, 2021
Prices yesterday averaged $165 at Benmore, $172 at Haywards, and $190 at Otahuhu. Wind generation averaged 393 MW.
Energy Trendz Daily 5 July 2021 (Interim)
By Ruth McKinlay, July 6, 2021
Spot price averages exceeded $211/MWh yesterday. Wind generation averaged 355 MW.
Energy Trendz Daily 2 - 4 July 2021
By Ruth McKinlay, July 5, 2021
Spot price averages at Haywards were $272 on Friday, $278 on Saturday, and $308 on Sunday.
Energy Trendz Weekly 4 July 2021, Issue 1,260
By Ruth McKinlay, July 5, 2021
Average prices increased by 23.5% at Benmore, increased by 24% at Islington, increased by 24.3% at Haywards and increased by 23.2% at Otahuhu over the last week. Total Storage increased to 2,405 GWh. NI storage increased by 35% to 131 GWh while SI storage increased by 13% to 2,274 GWh.
Energy Trendz Daily 1 July 2021 (Interim)
By Ruth McKinlay, July 2, 2021
Spot prices at Otahuhu spiked to $484 yesterday. Wind generation averaged 104 MW.