500:
45:
508:
546:, for $ 89 million. The sale allowed owner Peter Yealands to retain 15 per cent of the company he founded in 2008. Critics questioned whether an electricity lines company, as a regulated natural monopoly, had the skills required to produce, process and market wine internationally in a competitive and high risk industry. The managing director of Marlborough Lines, Ken Forrest said the Marlborough public will get a return better than if the cash remained in the bank.
559:
the
Yealands group, in order to fund renewable energy developments and meet expected new electricity demand. Marlborough Lines was still trying to sell a stake in Yealands in late 2023, and faced controversy over the poor financial performance of the wine company. In the 2024 elections for the members of the Marlborough Electric Power Trust, three candidates who had campaigned on issues associated with Yealands were successful, deposing the current chairperson.
357:
utilisation of energy. The
Marlborough Electric Power Board then became Marlborough Electric – one of 35 integrated electricity businesses around New Zealand. At that time Marlborough Electric was one of a small number of electricity companies who also operated their own generation business, and produced some 26% of Marlborough's electricity requirement.
360:
The
Electricity Industry Reform Act was passed in 1998, and this required that all electricity companies be split into either the lines (network) business or the supply business (generating and/or selling electricity) by 1 April 1999. The generation and retail businesses of Marlborough Electric were
216:
In
September 2019, it was announced that Managing Director Ken Forrest, who had been with the company for 39 years, was to retire at the end of the year. On 10 January 2020, the chair of the Board announced that Tim Cosgrove had been appointed as the new Chief Executive, to commence in early April.
558:
At the annual reporting meeting of the
Marlborough Electric Power Trust in December 2021, there was controversy about the investment in Yealands because it had not paid a normal dividend for two years. In August 2022, Marlborough Lines announced that it was looking to divest part of its holdings in
549:
On 2 July 2018, a subsidiary of
Marlborough Lines acquired the last 14 per cent of Yealands Wine Group it did not already own from an entity controlled by Peter Yealands. On the same day, Peter Yealands quit as a director of Yealands Wine Group. Months after he quit the company, a suppression order
305:
Picton was the last town to join the MEPB in 1947. At the time, the town still used a direct-current system, which required the MEPB to re-reticulate the town and convert consumers' appliances for alternating current. The reticulation and conversion cost £14,460, in addition to the £14,000 cost of
459:
The subtransmission network is made up of 308 km (191 mi) of 33 kV lines and cables interconnecting the
Blenheim grid exit point with sixteen zone substations. The zone substations step the voltage down to 11 kV to supply 1,804 km (1,121 mi) of distribution lines and
567:
Marlborough Lines is the principal sponsor of a Sports and Events Centre known as
Marlborough Lines Stadium 2000. The stadium is adjacent to the Marlborough District Council's existing Aquatic Centre in central Blenheim. The company also sponsors a science and technology fair in Marlborough. In
554:
District Court to face charges related to the falsification of records and export certification documents over the period 2012-2015, and
Yealands Estate Wines was subsequently fined $ 400,000. Months earlier, Marlborough Lines reached a settlement under which it agreed not to sue Yealands, even
356:
In 1992, the passing of the Energy
Companies Act required that the various franchised electricity distribution and retailing organisations then operating in New Zealand become commercial power companies with a responsibility to operate as a successful business and have regard to the efficient
530:
set, was installed in 1937. After Marlborough was connected to the rest of the South Island grid in 1955, the need for the generators was greatly reduced and they were relegated to reserve use. They were last used for generation on 22 June 1992, during that year's nationwide power shortages.
36:
266:, 40 km (25 mi) southwest of Blenheim. A £300,000 loan to construct the power station, transmission and distribution infrastructure and the wiring of consumer's premises was approved by ratepayers on 11 October 1924. The first contracts for constructuon were let on 29 June 1925.
250:
The Marlborough Electric Power Board (MEPB) was gazetted on 25 October 1923, with the responsibility to supply Blenheim borough, Marlborough and Awatere counties with electricity. The eight-member board was elected on 24 November 1923 and first met on 11 December 1923. The
490:
to a new zone substation 3 to 5 km (2 to 3 mi) west of Wairau Valley township. Vineyard growth in the Wairau Valley has resulted in the existing 11 kV distribution lines reaching capacity, with vineyards having to use diesel-powered pumps for irrigation.
190:
in 1945 and onwards to the rest of the South Island transmission system in 1955. In 1993, the Power Board was corporatised to become Marlborough Electric. Following the 1998 electricity sector reforms, Marlborough Electric sold its generation and retail business to
483:(SAIFI) was 2.12, of which 1.64 was unplanned and 0.47 was planned. This is equivalent to the average customer receiving an unplanned power outage of just over 2.5 hours every seven months, plus a planned maintenance outage of just over two hours every two years.
281:, where it was stepped down to 6,600 volts in Blenheim and 11,000 volts in other areas for distribution. From the outset, the MEPB used the 230/400 V 50 Hz three-phase alternating current system which had been made the national standard in 1920.
555:
though Marlborough Lines says Peter Yealands did not tell it about the false statements before it paid $ 85 million for control of the company. The settlement also saw Peter Yealands paid $ 23 million for his remaining shares in the company.
173:
over a service area of 11,330 km (4,370 sq mi). The network includes approximately 3,400 km (2,100 mi) of power lines extending to some very isolated areas across the region, including the extremities of the
289:
To supplement the supply from Waihopai, the MEPB commissioned a 430 kW diesel generator set at Springlands in 1930. A 900 kW diesel generator set was added in 1937. In January 1945, a transmission line from Springlands to
550:
lifted, revealing Peter Yealands had been prosecuted along with two former senior staff for covering up the addition of sugar to post-fermentation wine that was destined for Europe. In November 2018, Peter Yealands appeared at the
794:
181:
Marlborough Lines was established in October 1923 as the Marlborough Electric Power Board (MEPB), a combined electricity generator, distributor and retailer. It supplied its first electricity in August 1927, generated from the
1175:
1926:
1481:
411:
1220:
1384:
213:
Marlborough Lines was previously a majority shareholder in OtagoNet, the lines business supplying most of rural Otago, but sold their 51% shareholding in September 2014 for $ 153 million.
798:
930:
309:
The Nelson-Marlborough regional grid was isolated and operated independently of the rest of the South Island grid until 1955, when a transmission line was completed from Kiwiwa (near
734:
269:
The MEPB supplied its first electricity on 6 August 1927 following the commissioning of the Waihopai dam Electricity from the dam was transmitted at 33,000 volts to substations at
1179:
233:. However, as Marlborough Lines is 100% owned by a consumer trust, it is not subject to price-quality regulation, but is subject to Information Disclosure regulation. The
1941:
1474:
860:
1157:
523:
6VN diesel engine and generator output 430 kW of electricity; it was the only six-cylinder VN engine ever built and is the only VN engine still in working order.
1086:
1882:
931:"AtoJs Online — Appendix to the Journals of the House of Representatives — 1945 Session I — D-01 PUBLIC WORKS STATEMENT (BY THE HON. R. SEMPLE, MINISTER OF WORKS)"
812:
1936:
1467:
499:
1877:
468:. The distribution transformers step the voltage down to 230/400 volts to feed customers via 871 km (541 mi) of low-voltage lines and cables.
916:
711:
1420:
627:
515:
The supply of electricity to Marlborough was initially dependent on a small hydro station at Waihopai. In 1930, a diesel generator was established at
1228:
1303:
1388:
839:
1251:
373:
The Marlborough Lines distribution network consists of approximately 3,500 km of lines, supplying approximately 26,800 customers across the
1905:
1000:
169:, New Zealand. Marlborough Lines is responsible for subtransmission and distribution of electricity to approximately 26,000 customers in the
742:
652:
1329:
1276:
448:) The Blenheim substation is supplied by three separate Transpower 110 kV circuits, one from Kikiwa (around 10 km north of
365:, and from April 1999 Marlborough Lines was established to focus on the operation and maintenance of the distribution lines network.
1900:
967:
764:
597:
1357:
534:
The generators have been preserved by Marlborough Lines as part of the engineering heritage of electricity supply in the region.
262:
Engineers considered multiple sources of generation for the MEPB, before deciding on a one-megawatt hydroelectric station on the
879:
864:
321:. The interconnection was further reinforced in 1958 with the completion of a direct 220,000-volt transmission line between the
1112:
1161:
1575:
405:
203:
The company is 100% owned by the Marlborough Electric Power Trust on behalf of electricity users in the Marlborough region.
1931:
1193:
1139:
692:
263:
819:
1691:
1567:
259:
Borough Council had set up their own electricity supplies in 1917 and joined the MEPB in 1926 and 1947 respectively.
162:
58:
479:(SAIDI) for the 2022/23 year was 315.5 minutes, of which 256.9 minutes were unplanned and 58.6 were planned, and the
1872:
1547:
44:
1620:
449:
310:
1746:
1585:
507:
465:
461:
332:
was connected to the MEPB network in 1975 via an 11,000-volt line spanning 1,020 m (3,350 ft) across
1706:
962:. Picton. Borough Council. Whatamongo Bay, N.Z.: Published for the Picton Borough Council by Cape Catley Ltd.
912:
719:
670:
503:
The Springlands diesel station in April 2021. Transpower's Blenheim substation can be seen behind the station.
318:
306:
constructing a 33,000-volt line from Springlands to Picton. The changeover was completed in November 1950.
1887:
1800:
1670:
1517:
1499:
322:
1765:
1721:
1696:
551:
398:
382:
252:
166:
85:
1625:
1402:
843:
1610:
35:
1731:
1615:
390:
378:
374:
340:
was connected in 1982, supplied via an 11,000-volt line spanning 2,029 m (6,657 ft) across
270:
206:
Marlborough Lines has a 50% shareholding in Nelson Electricity, the distribution company that serves
1726:
1605:
486:
As of 2024, Marlborough Lines is planning to extend the 33 kV subtransmission network down the
1867:
1813:
1522:
1512:
394:
386:
329:
295:
278:
256:
234:
207:
1036:
1600:
453:
314:
299:
291:
187:
175:
170:
527:
1640:
1016:
656:
1741:
1736:
1660:
996:
973:
963:
344:. The Tory Channel span gain notoriety in October 1985 when it was struck by an Air Albatross
230:
20:
1176:"Yealands Wine Group granted suppression order as Marlborough Lines takes complete ownership"
1831:
1552:
1527:
572:
520:
226:
1826:
1650:
1542:
1362:
1334:
1117:
602:
569:
543:
186:
and later supplemented by diesel generators at Springlands. The MEPB was connected to the
183:
1056:
772:
1821:
1808:
1773:
1655:
1537:
1507:
1459:
475:
of electricity to customers. Maximum electricity demand recorded was 75 megawatts. The
337:
1920:
1789:
1784:
1686:
1532:
487:
472:
404:
The Marlborough Lines network connects to the national grid via a grid exit point at
237:
publishes a wide range of Information Disclosure data provided by Marlborough Lines.
1087:"EDB Information Disclosure – Marlborough Lines Limited – year ending 31 March 2023"
1665:
341:
1701:
1491:
519:
in Blenheim to provide backup power when hydrogeneration was not available. The
516:
333:
274:
91:
1143:
696:
408:'s Blenheim substation, located on Old Renwick Road in Springlands, Blenheim. (
1645:
1630:
1557:
542:
In 2015, Marlborough Lines purchased an 80% shareholding in a local vineyard,
362:
345:
192:
813:"Performance summaries for electricity distributors – Marlborough Lines 2019"
427:
413:
1848:
1751:
1711:
1041:
1021:
195:, keeping the distribution network business and becoming Marlborough Lines.
977:
1221:"Peter Yealands paid out $ 23m as Marlborough Lines agrees not to sue him"
1449:
471:
In the year to 31 March 2023, the Marlborough Lines network supplied 390
141:
1304:"A better year for Marlborough Lines' controversial Yealands investment"
957:
1635:
1252:"Power trust concedes Yealands investment hasn't performed as planned"
229:
lines business, Marlborough Lines is subject to regulation under the
1140:"Paxman 6VN Engine – No 23407 at Blenheim, Marlborough, New Zealand"
1421:"Classic Fighters Omaka Becomes Marlborough Lines Classic Fighters"
506:
498:
480:
476:
381:
as far south as Waipapa Bay. Towns covered by the network include
16:
Electricity distribution company, based in Blenheim, New Zealand.
1463:
1160:. Stuff – Marlborough Express. 18 December 2018. Archived from
993:
Connecting the Country: New Zealand's National Grid 1886 – 2007
863:. Marlborough Electric Power Board. August 1927. Archived from
735:"Marlborough Lines managing director Ken Forrest to step down"
348:, resulting in the death of eight of the nine people onboard.
1927:
Electric power distribution network operators in New Zealand
1406:
959:
As high as the hills : the centennial history of Picton
1358:"New power trustees to put 'bruising' campaign behind them"
1277:"Moving towards zero carbon: Yealands Wines partner sought"
1454:
1178:. Stuff – Marlborough Express. 5 July 2018. Archived from
568:
2024, the company became the naming rights sponsor of the
328:
Reticulation into the Marlborough Sounds began in 1969.
317:, linking the region to the rest of the island via the
1113:"Vineyard expansion drives Marlborough Lines power-up"
818:. Commerce Commission. 22 January 2020. Archived from
1142:. Richard Carr and Robert Montgomery. Archived from
795:"Consumer owned electricity distribution businesses"
584:
Seaview Capital Limited (investment holding company)
511:
The Davey Paxman 6VN diesel generator in April 2024.
1860:
1764:
1679:
1593:
1584:
1566:
1498:
797:. Commerce Commission. 3 April 2018. Archived from
710:Fallow, Nicola; Herselman, Sven (1 December 2014).
178:, which can only be reached by boat or helicopter.
136:
126:
118:
110:
98:
80:
72:
64:
54:
49:Marlborough Lines' head office in central Blenheim
1330:"Yealands the elephant in the room at power AGMs"
765:"Marlborough Lines announces new Chief Executive"
1194:"Yealands Estate fined $ 400k over wine exports"
1883:Ministry of Business, Innovation and Employment
1387:. Marlborough District Council. Archived from
1037:"Girl survives plane crash, but 8 feared dead"
526:A further diesel generator set, a 900 kW
1475:
1081:
1079:
1077:
8:
1878:Energy Efficiency and Conservation Authority
28:
655:. Marlborough Lines Limited. Archived from
481:System Average Interruption Frequency Index
1590:
1482:
1468:
1460:
834:
832:
477:System Average Interruption Duration Index
43:
34:
27:
1942:New Zealand companies established in 1923
907:
905:
903:
622:
620:
618:
460:cables and 536 km (333 mi) of
1219:Rutherford, Hamish (18 December 2018).
614:
325:substation in Christchurch and Kikiwa.
294:was completed, connecting the MEPB to
1906:List of power stations in New Zealand
855:
853:
671:"Nelson Electricity Limited – 593777"
7:
1937:Energy companies established in 1923
1403:"Science and Technology Celebration"
647:
645:
1302:Eder, Jennifer (11 December 2022).
1250:Eder, Jennifer (18 December 2021).
1158:"Mixed reaction from Yealands sale"
842:. Marlborough Lines. Archived from
733:Eder, Jennifer (4 September 2019).
712:"OtagoNet goes south for top price"
1328:Wardle, Penny (26 December 2023).
919:from the original on 28 June 2020.
913:"Marlborough Lines Diesel Station"
14:
1901:Electricity sector in New Zealand
1111:Wardle, Penny (8 February 2024).
840:"Asset Management Plan 2020–2030"
771:. 10 January 2020. Archived from
598:Electricity sector in New Zealand
575:Airshow for 2025, 2027 and 2029.
1455:Marlborough Electric Power Trust
1385:"Marlborough Lines Stadium 2000"
122:Marlborough Electric Power Trust
68:Marlborough Electric Power Board
878:Issacs, Nigel (December 2012).
538:Purchase of Yealands Wine Group
464:lines which in turn feed 3,988
19:For the British Army base, see
995:. Wellington: Steele Roberts.
439:Transpower Blenheim substation
106:Tim Cosgrove (Chief Executive)
1:
1025:. 5 February 1975. p. 1.
915:. Marlborough Lines Limited.
1356:Allen, Ian (26 March 2024).
1045:. 5 October 1985. p. 1.
1017:"Cable spanning French Pass"
114:$ 46 M (Network) (2021)
1621:Horizon Energy Distribution
587:Yealands Wine Group Limited
377:as well as in the northern
1958:
695:. PowerNet. Archived from
495:Heritage diesel generators
161:(Marlborough Lines) is an
18:
1896:
1490:Electricity companies in
1450:Marlborough Lines website
861:"Harnessing the Waihopai"
466:distribution transformers
159:Marlborough Lines Limited
42:
33:
29:Marlborough Lines Limited
1861:Regulation and operation
1707:Electricity Invercargill
1405:. SCITEC. Archived from
956:Kelly, Henry D. (1976).
462:single-wire earth return
199:Ownership and management
163:electricity distribution
59:Electricity distribution
1671:Wellington Electricity
991:Reilly, Helen (2008).
512:
504:
1873:Electricity Authority
1057:"Network Information"
673:. NZ Companies Office
510:
502:
104:Phil Robinson (Chair)
1932:Marlborough District
935:atojs.natlib.govt.nz
628:"Annual Report 2021"
428:41.4987°S 173.9325°E
375:Marlborough District
277:(for Blenheim), and
1868:Commerce Commission
1814:King Country Energy
1523:King Country Energy
1513:Eastland Generation
630:. Marlborough Lines
544:Yealands Wine Group
528:Harland & Wolff
423: /
235:Commerce Commission
128:Number of employees
30:
1842:Paua to the People
1722:Nelson Electricity
1697:Buller Electricity
1548:New Zealand Energy
1231:on 19 January 2022
1200:. 11 December 2018
937:. 1945. p. 11
880:"Mastering meters"
513:
505:
433:-41.4987; 173.9325
300:Cobb Power Station
298:and onward to the
188:Cobb power station
176:Marlborough Sounds
171:Marlborough Region
165:company, based in
1914:
1913:
1797:Flick Electric Co
1760:
1759:
1747:The Power Company
1717:Marlborough Lines
1626:The Lines Company
1061:Marlborough Lines
1002:978-1-877448-40-9
769:The Sun, Blenheim
379:Kaikōura District
231:Commerce Act 1986
156:
155:
144:.marlboroughlines
21:Marlborough Lines
1949:
1611:Eastland Network
1591:
1528:Lodestone Energy
1484:
1477:
1470:
1461:
1437:
1436:
1434:
1432:
1417:
1411:
1410:
1409:on 28 June 2020.
1399:
1393:
1392:
1391:on 28 June 2020.
1381:
1375:
1374:
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1370:
1353:
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1342:
1325:
1319:
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1288:
1283:. 12 August 2022
1273:
1267:
1266:
1264:
1262:
1247:
1241:
1240:
1238:
1236:
1227:. Archived from
1216:
1210:
1209:
1207:
1205:
1190:
1184:
1183:
1182:on 28 June 2020.
1172:
1166:
1165:
1164:on 28 June 2020.
1154:
1148:
1147:
1146:on 28 June 2020.
1136:
1130:
1129:
1127:
1125:
1108:
1102:
1101:
1099:
1097:
1092:. 31 August 2023
1091:
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921:
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869:
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867:on 28 June 2020.
857:
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847:
846:on 28 June 2020.
836:
827:
826:
825:on 28 June 2020.
824:
817:
809:
803:
802:
801:on 28 June 2020.
791:
785:
784:
782:
780:
761:
755:
754:
752:
750:
741:. Archived from
730:
724:
723:
722:on 24 June 2020.
718:. Archived from
707:
701:
700:
699:on 24 June 2020.
689:
683:
682:
680:
678:
667:
661:
660:
659:on 28 June 2020.
649:
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573:Classic Fighters
447:
446:
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330:D'Urville Island
227:natural monopoly
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1892:
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1827:Meridian Energy
1756:
1732:Network Waitaki
1675:
1651:Unison Networks
1580:
1562:
1543:Meridian Energy
1494:
1488:
1446:
1441:
1440:
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1428:
1427:. 21 March 2024
1425:www.scoop.co.nz
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603:Yealands Estate
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581:
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452:) and two from
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255:Town Board and
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94:
88:
50:
24:
17:
12:
11:
5:
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1845:Payless Energy
1843:
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1837:
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1829:
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1822:Mercury Energy
1819:
1816:
1811:
1806:
1803:
1801:Genesis Energy
1798:
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1781:Electra Energy
1779:
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1774:Contact Energy
1770:
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1727:Network Tasman
1724:
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1601:Centralines
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1492:New Zealand
1313:12 December
1287:12 December
1261:12 December
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563:Sponsorship
517:Springlands
431: /
418:173°55′57″E
334:French Pass
275:Springlands
92:New Zealand
65:Predecessor
1921:Categories
1888:Transpower
1818:megaEnergy
1778:Ecotricity
1646:Top Energy
1631:Northpower
1576:Transpower
1558:Top Energy
1500:Generation
1235:20 January
693:"OtagoNet"
634:20 January
609:References
437: (
415:41°29′55″S
406:Transpower
363:TrustPower
346:Cessna 402
319:West Coast
221:Regulation
193:Trustpower
100:Key people
1849:Powershop
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1712:MainPower
1641:Scanpower
1042:The Press
1022:The Press
323:Islington
315:Inangahua
285:Expansion
1742:OtagoNet
1431:12 April
1369:12 April
1341:12 April
1124:14 April
1096:14 April
1066:14 April
917:Archived
892:11 April
592:See also
552:Blenheim
399:Havelock
383:Blenheim
361:sold to
336:, while
253:Havelock
167:Blenheim
86:Blenheim
55:Industry
1839:P2power
1636:Powerco
1616:Electra
978:3241095
941:7 April
677:24 June
391:Renwick
369:Network
271:Renwick
241:History
137:Website
111:Revenue
73:Founded
1809:GLOBUG
1766:Retail
1656:Vector
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395:Seddon
387:Picton
296:Nelson
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1737:Orion
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974:OCLC
964:ISBN
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636:2022
397:and
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1281:RNZ
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146:.co
142:www
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