282:
31:
772:
796:
784:
744:
493:
624:"AtoJs Online — Appendix to the Journals of the House of Representatives — 1927 Session I — D-01 PUBLIC WORKS STATEMENT (BY THE HON. K. S. WILLIAMS, MINISTER OF PUBLIC WORKS)"
598:"AtoJs Online — Appendix to the Journals of the House of Representatives — 1926 Session I — D-01 PUBLIC WORKS STATEMENT (BY THE HON. K. S. WILLIAMS, MINISTER OF PUBLIC WORKS)"
494:"AtoJs Online — Appendix to the Journals of the House of Representatives — 1925 Session I — D-01 PUBLIC WORKS STATEMENT BY THE HON. J. G. COATES, MINISTER OF PUBLIC WORKS"
623:
597:
826:
821:
429:. Earthquake strengthening was done in 1983 and 2015. In 2004 the original two smaller generating sets were replaced by a 26 MW (35,000 hp)
68:
816:
298:, an explosion and crushing, and was the main power station serving the lower North Island, with transmission lines connecting Mangahao with
266:, access road construction and foundation testing was started by late 1919 and the station opened in November 1924. It makes use of the
748:
232:
333:, on 3 November 1924. It was one of his last public duties before he died. Supply expanded as transmission equipment was built:
281:
270:, through a series of tunnels and pipelines totalling 4.8 kilometers in the Tararua Ranges. It is jointly owned and operated by
369:
March 1925: Mangahao-Bunnythorpe 110 kV east line and
Bunnythorpe substation, giving full supply to Manawatu-Oroua Power Board.
727:
459:
337:
3 November 1924: 3 mi (4.8 km) 11 kV line to
Shannon to supply the Horowhenua Power Board, replacing a steam plant.
674:
708:
414:
23 April 1926: Bunnythorpe-Wanganui 110 kV line and
Wanganui substation to supply the Wanganui-Rangitikei Power Board
762:
417:
8 April 1927: Waipukurau-Napier 110kV line and Napier substation to supply the Hawke's Bay Power Board.
380:
294:
When commissioned, Mangahao Power
Station had cost £1,493,456, caused the deaths of 8 tunnellers from
295:
519:
322:. The power station was connected through to the Waikaremoana hydro scheme in 1929 and through to
800:
755:
571:
545:
373:
366:
steam plant assisted with peak-reduction and supplied some power back to
Khandallah substation.
363:
362:
26 March 1925: Supply from
Khandallah substation to Wellington City Council for testing. Their
323:
319:
116:
56:
255:
192:
8:
315:
275:
130:
776:
181:
701:
People, Power and Power
Stations: Electric Power Generation in New Zealand 1880 – 1990
723:
704:
703:. Wellington: Bridget Williams Books Ltd and Electricity Corporation of New Zealand.
649:
426:
411:
110 kV line and
Waipukurau substation to supply the Central Hawke's Bay Power Board
303:
433:
unit and, with upgrades, the station capacity is now 38 MW (51,000 hp).
430:
422:
169:
330:
267:
397:
line 110kV line and
Dannevirke substation to supply the Dannevirke Power Board
810:
145:
83:
70:
788:
345:
173:
341:
271:
263:
259:
30:
390:
110 kV line and
Masterton substation to supply the Wairarapa Power Board
241:
408:
394:
383:
110 kV line and Mangamaire substation to supply the Tararua Power Board
352:
299:
401:
387:
344:
110 kV west line, temporarily operating at 11 kV, to supply Manawatu-
311:
307:
795:
355:
110 kV east and west lines, Khandallah substation, and Khandallah-
326:
in 1934, forming the basis of the North Island transmission grid.
783:
743:
720:
Connecting the Country: New Zealand's National Grid 1886 - 2007
356:
285:
Mangahao Hydro Electric Power Station opening (3 November 1924)
480:
Information panel next to Mangahao Road before power station
520:"Terrible Tunnel Tragedy At Mangahao Works SHANNON NEWS"
404:
11 kV line to supply the Wellington Meat Export Company.
351:
24 December 1924 (full supply 10 March 1925): Mangahao-
329:
Mangahao was officially opened by the Prime Minister,
760:
16:
Hydroelectric power station near Shannon, New Zealand
254:is a hydroelectric power station near the town of
348:Power Board and Palmerston North Borough Council.
808:
827:Buildings and structures in Manawatū-Whanganui
698:
717:
376:110 kV line and Woodville switching station.
359:11kV line to supply Hutt Valley Power Board.
822:Hydroelectric power stations in New Zealand
546:"FATALITY AT MANGAHAO. MANAWATU STANDARD"
280:
817:Energy infrastructure completed in 1924
454:
452:
450:
448:
446:
233:Related media on Commons
809:
756:Beneath the Tararua Ranges (page down)
650:"Mangahao Hydroelectric Power Station"
193:Heritage New Zealand – Category 2
488:
486:
443:
421:The scheme was first considered by
13:
692:
14:
838:
737:
483:
794:
782:
770:
742:
682:Ministry of Economic Development
675:"2011 NZ Generation Data Update"
572:"TUNNEL FATALITY. AUCKLAND STAR"
137:Thermal power station
29:
667:
722:. Wellington: Steele Roberts.
642:
616:
590:
564:
538:
512:
474:
407:14 September 1925: Dannevirke-
35:Mangahao Power Station in 2022
1:
436:
699:Martin, John E, ed. (1991).
186:38 MW (51,000 hp)
7:
400:26 August 1925: Khandallah-
340:19 December 1924: Mangahao-
10:
843:
372:6 April 1925: Bunnythorpe-
289:
576:paperspast.natlib.govt.nz
550:paperspast.natlib.govt.nz
524:paperspast.natlib.govt.nz
462:. Engineering New Zealand
296:carbon monoxide poisoning
262:. After being delayed by
238:
228:
223:
219:
215:
207:
199:
190:
180:
160:
156:
151:
141:
136:
125:
115:
107:
99:
62:
52:
44:
40:
28:
23:
460:"Mangahao Power Station"
386:17 May 1925: Mangamaire-
379:7 April 1925: Woodville-
393:19 May 1925: Woodville-
182:Nameplate capacity
108:Construction began
749:Mangahao Power Station
718:Reilly, Helen (2008).
286:
252:Mangahao Power Station
165:Units operational
84:40.57667°S 175.45028°E
24:Mangahao Power Station
751:at Wikimedia Commons
284:
152:Power generation
628:atojs.natlib.govt.nz
602:atojs.natlib.govt.nz
498:atojs.natlib.govt.nz
117:Commission date
89:-40.57667; 175.45028
654:www.heritage.org.nz
276:King Country Energy
224:External links
131:King Country Energy
80: /
684:. 26 January 2012.
287:
208:Reference no.
57:Manawatū-Whanganui
747:Media related to
729:978-1-877448-40-9
425:and developed by
249:
248:
142:Primary fuel
834:
801:Renewable energy
799:
798:
787:
786:
775:
774:
773:
766:
746:
733:
714:
686:
685:
679:
671:
665:
664:
662:
660:
646:
640:
639:
637:
635:
620:
614:
613:
611:
609:
594:
588:
587:
585:
583:
578:. 30 August 1923
568:
562:
561:
559:
557:
542:
536:
535:
533:
531:
516:
510:
509:
507:
505:
490:
481:
478:
472:
471:
469:
467:
456:
427:Frederick Kissel
304:Palmerston North
242:edit on Wikidata
203:5 September 1985
95:
94:
92:
91:
90:
85:
81:
78:
77:
76:
73:
33:
21:
20:
842:
841:
837:
836:
835:
833:
832:
831:
807:
806:
805:
793:
781:
771:
769:
761:
740:
730:
711:
695:
693:Further reading
690:
689:
677:
673:
672:
668:
658:
656:
648:
647:
643:
633:
631:
622:
621:
617:
607:
605:
596:
595:
591:
581:
579:
570:
569:
565:
555:
553:
552:. 3 August 1921
544:
543:
539:
529:
527:
518:
517:
513:
503:
501:
492:
491:
484:
479:
475:
465:
463:
458:
457:
444:
439:
431:Francis turbine
423:Peter Seton Hay
292:
245:
195:
88:
86:
82:
79:
74:
71:
69:
67:
66:
36:
17:
12:
11:
5:
840:
830:
829:
824:
819:
804:
803:
791:
779:
759:
758:
739:
738:External links
736:
735:
734:
728:
715:
709:
694:
691:
688:
687:
666:
641:
615:
589:
563:
537:
511:
482:
473:
441:
440:
438:
435:
419:
418:
415:
412:
405:
398:
391:
384:
377:
370:
367:
360:
349:
338:
331:William Massey
291:
288:
268:Mangahao River
247:
246:
239:
236:
235:
230:
226:
225:
221:
220:
217:
216:
213:
212:
209:
205:
204:
201:
197:
196:
191:
188:
187:
184:
178:
177:
166:
162:
161:
158:
157:
154:
153:
149:
148:
143:
139:
138:
134:
133:
127:
123:
122:
119:
113:
112:
109:
105:
104:
101:
97:
96:
64:
60:
59:
54:
50:
49:
46:
42:
41:
38:
37:
34:
26:
25:
15:
9:
6:
4:
3:
2:
839:
828:
825:
823:
820:
818:
815:
814:
812:
802:
797:
792:
790:
785:
780:
778:
768:
767:
764:
757:
754:
753:
752:
750:
745:
731:
725:
721:
716:
712:
710:0-908912-16-1
706:
702:
697:
696:
683:
676:
670:
655:
651:
645:
629:
625:
619:
603:
599:
593:
577:
573:
567:
551:
547:
541:
526:. 4 July 1922
525:
521:
515:
499:
495:
489:
487:
477:
461:
455:
453:
451:
449:
447:
442:
434:
432:
428:
424:
416:
413:
410:
406:
403:
399:
396:
392:
389:
385:
382:
378:
375:
371:
368:
365:
361:
358:
354:
350:
347:
343:
339:
336:
335:
334:
332:
327:
325:
321:
317:
313:
309:
305:
301:
297:
283:
279:
277:
273:
269:
265:
261:
257:
253:
243:
237:
234:
231:
227:
222:
218:
214:
210:
206:
202:
198:
194:
189:
185:
183:
179:
175:
171:
167:
164:
163:
159:
155:
150:
147:
146:Hydroelectric
144:
140:
135:
132:
128:
124:
121:November 1924
120:
118:
114:
110:
106:
102:
98:
93:
65:
61:
58:
55:
51:
47:
43:
39:
32:
27:
22:
19:
741:
719:
700:
681:
669:
657:. Retrieved
653:
644:
632:. Retrieved
627:
618:
606:. Retrieved
601:
592:
580:. Retrieved
575:
566:
554:. Retrieved
549:
540:
528:. Retrieved
523:
514:
502:. Retrieved
497:
476:
464:. Retrieved
420:
328:
293:
251:
250:
129:Trustpower,
18:
777:New Zealand
342:Bunnythorpe
324:Arapuni Dam
272:Todd Energy
260:New Zealand
103:Operational
87: /
63:Coordinates
48:New Zealand
811:Categories
659:24 January
582:24 January
556:24 January
530:24 January
437:References
409:Waipukurau
395:Dannevirke
381:Mangamaire
353:Khandallah
300:Wellington
200:Designated
75:175°27′1″E
72:40°34′36″S
466:19 August
402:Ngauranga
388:Masterton
374:Woodville
364:Evans Bay
312:Masterton
308:Whanganui
634:10 March
608:10 March
504:10 March
320:Hastings
126:Owner(s)
53:Location
763:Portals
290:History
256:Shannon
229:Commons
170:Francis
168:3 (1 x
45:Country
726:
707:
630:. 1927
604:. 1926
500:. 1925
357:Petone
316:Napier
174:Pelton
172:, 2 x
100:Status
789:Water
678:(PDF)
346:Oroua
240:[
724:ISBN
705:ISBN
661:2021
636:2021
610:2021
584:2021
558:2021
532:2021
506:2021
468:2022
318:and
274:and
211:4066
111:1919
264:war
813::
680:.
652:.
626:.
600:.
574:.
548:.
522:.
496:.
485:^
445:^
314:,
310:,
306:,
302:,
278:.
258:,
765::
732:.
713:.
663:.
638:.
612:.
586:.
560:.
534:.
508:.
470:.
244:]
176:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.