Total storage decreased 129.8 GWh over the last week. South Island controlled storage decreased 3.5% to 2,719 GWh; South Island uncontrolled storage decreased 0.9% to 284 GWh; with Taupo storage decreasing 13.7% to 190 GWh.
Covid-19 Business Continuity
By Greg Sise, March 25, 2020
Energy Link is working as normal, from home, during the Alert Level 4 lock-down, while we all get the virus under control. Contact us as normal, via email landline or mobile. That’s really all you need to know, but more details are in the blog.
Hydro Watch - 19 March 2020, Issue 1,196
By Michael Cawte, March 19, 2020
Total storage decreased 201.5 GWh over the last week. South Island controlled storage decreased 3% to 2816 GWh; South Island uncontrolled storage decreased 20.1% to 287 GWh; with Taupo storage decreasing 16.4% to 221 GWh.
Hydro Watch - 12 March 2020, Issue 1,195
By Ruth Heron, March 12, 2020
Total storage decreased 152.1 GWh over the last week. South Island controlled storage decreased 2% to 2,902 GWh; South Island uncontrolled storage decreased 16.2 % to 359 GWh; with Taupo storage decreasing 8% to 264 GWh.
Hydro Watch - 5 March 2020, Issue 1,194
By Michael Cawte, March 5, 2020
Total storage increased 75.5 GWh over the last week. South Island controlled storage increased 4.5 % to 2962 GWh; South Island uncontrolled storage decreased 4 % to 428 GWh; with Taupo storage decreasing 10.7 % to 287 GWh.
Hydro Watch - 27 February 2020, Issue 1,193
By Ruth Heron, February 28, 2020
Total storage decreased 234.9 GWh over the last week. South Island controlled storage decreased 3.3 % to 2,835 GWh; South Island uncontrolled storage decreased 19.6 % to 446 GWh; with Taupo storage decreasing 8 % to 321 GWh.
Hydro Watch - 20 February 2020, Issue 1,192
By Michael Cawte, February 20, 2020
Total storage decreased 208.8 GWh over the last week. South Island controlled storage decreased 0.2 % to 2933 GWh; South Island uncontrolled storage decreased 23.6 % to 555 GWh; with Taupo storage decreasing 8.1 % to 349 GWh.
Hydro Watch - 13 February 2020, Issue 1,191
By Ruth Heron, February 14, 2020
Total storage decreased 368.5 GWh over the last week. South Island controlled storage decreased 5.6 % to 2,939 GWh; South Island uncontrolled storage decreased 18.7 % to 727 GWh; with Taupo storage decreasing 6.5 % to 379 GWh.
Hydro Watch - 6 February 2020, Issue 1,190
By Michael Cawte, February 10, 2020
Total storage increased 782.4 GWh over the last week. South Island controlled storage increased 9 % to 3114 GWh; South Island uncontrolled storage increased 161.4 % to 894 GWh; with Taupo storage decreasing 6.1 % to 406 GWh.
Hydro Watch - 30 January 2020, Issue 1,189
By Michael Cawte, January 30, 2020
Total storage decreased 95.4 GWh over the last week. South Island controlled storage decreased 0.6 % to 2857 GWh; South Island uncontrolled storage decreased 14.1 % to 342 GWh; with Taupo storage decreasing 4.8 % to 432 GWh.
Hydro Watch - 23 January 2020, Issue 1,188
By Ruth Heron, January 23, 2020
Total storage decreased 92.2 GWh over the last week. South Island controlled storage increased 0.9 % to 2,874 GWh; South Island uncontrolled storage decreased 17.8 % to 398 GWh; with Taupo storage decreasing 6.3 % to 454 GWh.
Hydro Watch - 16 January 2020, Issue 1,187
By Michael Cawte, January 16, 2020
Total storage decreased 54 GWh over the last week. South Island controlled storage increased 0.9% to 2850 GWh; South Island uncontrolled storage decreased 12.8% to 484 GWh; with Taupo storage decreasing 1.7% to 485 GWh.
Hydro Watch - 9 January 2020, Issue 1,186
By Michael Cawte, January 10, 2020
Total storage decreased 114.9 GWh over the last week. South Island controlled storage decreased 0.6 % to 2825 GWh; South Island uncontrolled storage decreased 12.5 % to 555 GWh; with Taupo storage decreasing 3.6 % to 494 GWh.
Hydro Watch - 2 January 2020, Issue 1,185
By Michael Cawte, January 10, 2020
Total storage decreased 227.8 GWh over the last week. South Island controlled storage decreased 2.1 % to 2842 GWh; South Island uncontrolled storage decreased 20.7 % to 634 GWh; with Taupo storage decreasing 0.3 % to 512 GWh.
Hydro Watch - 26 December 2019, Issue 1,184
By Michael Cawte, January 10, 2020
Total storage decreased 210.4 GWh over the last week. South Island controlled storage decreased 2.1 % to 2903 GWh; South Island uncontrolled storage decreased 17.5 % to 800 GWh; with Taupo storage increasing 4.3 % to 514 GWh.
Hydro Watch - 19 December 2019, Issue 1,183
By Michael Cawte, December 19, 2019
Total storage decreased 239.6 GWh over the last week. South Island controlled storage decreased 2.2 % to 2965 GWh; South Island uncontrolled storage decreased 16.9 % to 969 GWh; with Taupo storage increasing 5.1 % to 492 GWh.
Hydro Watch - 12 December 2019, Issue 1,182
By Michael Cawte, December 12, 2019
Total storage increased 679.1 GWh over the last week. South Island controlled storage increased 27 % to 3032 GWh; South Island uncontrolled storage increased 5.5 % to 1166 GWh; with Taupo storage decreasing 5.3 % to 468 GWh.
Hydro Watch - 5 December 2019, Issue 1,181
By Michael Cawte, December 5, 2019
Total storage increased 688 GWh over the last week. South Island controlled storage increased 24.2 % to 2387 GWh; South Island uncontrolled storage increased 27.1 % to 1105 GWh; with Taupo storage decreasing 2.6 % to 494 GWh.
The Big Q1 2020 Futures Spread
By Greg Sise, December 2, 2019
The HVDC link will be operating with only one pole (one half) in service for most of the first quarter of 2020, to allow essential maintenance to be carried out. When this was first announced back in December 2017, futures prices barley moved, but they now show an expectation of a price difference between upper north and mid-south islands in the vicinity of $55/M
Hydro Watch - 28 November 2019, Issue 1,180
By Michael Cawte, November 28, 2019
Total storage increased 110.6 GWh over the last week. South Island controlled storage increased 5.7 % to 1922 GWh; South Island uncontrolled storage increased 1.7 % to 870 GWh; with Taupo storage decreasing 1.5 % to 507 GWh.
Hydro Watch - 21 November 2019, Issue 1,179
By Michael Cawte, November 21, 2019
Total storage increased 320.1 GWh over the last week. South Island controlled storage increased 17.3 % to 1818 GWh; South Island uncontrolled storage increased 4.8 % to 855 GWh; with Taupo storage increasing 2.5 % to 515 GWh.
Hydro Watch - 14 November 2019, Issue 1,178
By Michael Cawte, November 14, 2019
Total storage increased 660.6 GWh over the last week. South Island controlled storage increased 30.5 % to 1549 GWh; South Island uncontrolled storage increased 52.6 % to 816 GWh; with Taupo storage increasing 3.5 % to 503 GWh.
Hydro Watch - 7 November 2019, Issue 1,177
By Michael Cawte, November 7, 2019
Total storage increased 2.9 GWh over the last week. South Island controlled storage increased 1.7 % to 1187 GWh; South Island uncontrolled storage decreased 0.4 % to 535 GWh; with Taupo storage decreasing 2.9 % to 485 GWh.
Hydro Watch - 31 October 2019, Issue 1,176
By Michael Cawte, October 31, 2019
Total storage increased 75.2 GWh over the last week. South Island controlled storage increased 0.6 % to 1167 GWh; South Island uncontrolled storage increased 12.4 % to 537 GWh; with Taupo storage increasing 1.8 % to 500 GWh.
Hydro Watch - 24 October 2019, Issue 1,175
By Michael Cawte, October 24, 2019
Total storage increased 63.3 GWh over the last week. South Island controlled storage increased 3.1 % to 1161 GWh; South Island uncontrolled storage decreased 0.8 % to 477 GWh; with Taupo storage increasing 6.9 % to 491 GWh.
Well done OMV!
By Greg Sise, October 21, 2019
The gas market is opaque relative to the electricity market, but recent major gas field outages have prompted moves to improve transparency. One of the first improvements is an initiative by the gas industry regulator, the Gas Industry Company, which
Hydro Watch - 17 October 2019, Issue 1,174
By Michael Cawte, October 17, 2019
Total storage increased 174.5 GWh over the last week. South Island controlled storage increased 8 % to 1125 GWh; South Island uncontrolled storage increased 11.6 % to 481 GWh; with Taupo storage increasing 9.7 % to 459 GWh.
Hydro Watch - 10 October 2019, Issue 1,173
By Ruth Heron, October 10, 2019
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.
Hydro Watch - 3 October 2019, Issue 1,172
By Michael Cawte, October 3, 2019
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.
Are Higher Electricity Prices Here to Stay?
By Greg Sise, September 27, 2019
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?
Hydro Watch - 26 September 2019, Issue 1,171
By Michael Cawte, September 26, 2019
Total storage decreased 84.8 GWh over the last week. South Island controlled storage decreased 6.2 % to 1182 GWh; South Island uncontrolled storage decreased 2.6 % to 293 GWh; with Taupo storage increasing 0.3 % to 377 GWh.
Hydro Watch - 19 September 2019, Issue 1,170
By Michael Cawte, September 19, 2019
Total storage decreased 48.8 GWh over the last week. South Island controlled storage decreased 7.7 % to 1260 GWh; South Island uncontrolled storage increased 27.8 % to 301 GWh; with Taupo storage decreasing 2.3 % to 376 GWh.
Hydro Watch - 12 September 2019, Issue 1,169
By Michael Cawte, September 12, 2019
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.
Hydro Watch - 5 September 2019, Issue 1,168
By Michael Cawte, September 5, 2019
Total storage decreased 135.7 GWh over the last week. South Island controlled storage decreased 7.1 % to 1486 GWh; South Island uncontrolled storage decreased 8.1 % to 302 GWh; with Taupo storage increasing 1 % to 380 GWh.
Hydro Watch - 29 August 2019, Issue 1,167
By Michael Cawte, August 30, 2019
Total storage decreased 80.1 GWh over the last week. South Island controlled storage decreased 5.6 % to 1599 GWh; South Island uncontrolled storage decreased 5.4 % to 328 GWh; with Taupo storage increasing 9.6 % to 376 GWh.
Hydro Watch - 22 August 2019, Issue 1,166
By Michael Cawte, August 22, 2019
Total storage decreased 115.8 GWh over the last week. South Island controlled storage decreased 6.8 % to 1693 GWh; South Island uncontrolled storage increased 0.4 % to 347 GWh; with Taupo storage increasing 1.9 % to 343 GWh.
Hydro Watch - 15 August 2019, Issue 1,165
By Michael Cawte, August 15, 2019
Total storage decreased 39.9 GWh over the last week. South Island controlled storage decreased 6.1 % to 1817 GWh; South Island uncontrolled storage increased 4.6 % to 346 GWh; with Taupo storage increasing 23.1 % to 337 GWh.
Hydro Watch - 8 August 2019, Issue 1,164
By Michael Cawte, August 8, 2019
Total storage decreased 180 GWh over the last week. South Island controlled storage decreased 6.2 % to 1935 GWh;South Island uncontrolled storage decreased 7.3 % to 330 GWh; with Taupo storage decreasing 8.7 % to 274 GWh.
Hydro Watch - 1 August 2019, Issue 1,163
By Michael Cawte, August 1, 2019
Total storage decreased 168.5 GWh over the last week. South Island controlled storage decreased 5.2 % to 2063 GWh; South Island uncontrolled storage decreased 10.5 % to 357 GWh; with Taupo storage decreasing 4 % to 300 GWh.
Hydro Watch - 25 July 2019, Issue 1,162
By Michael Cawte, July 26, 2019
Total storage decreased 66.6 GWh over the last week. South Island controlled storage decreased 1.8 % to 2177 GWh; South Island uncontrolled storage decreased 13 % to 398 GWh; with Taupo storage increasing 11.3 % to 312 GWh.