85:
which began operation on 21 September 2006. The majority of large-scale generation on the SWIS is coal-fired or gas-fired, with a small but increasing proportion coming from wind and solar. The
Western Australian government has announced that the Synergy-owned coal-fired generation will shut down
103:
systems, with a total installed capacity of 1362 MW. The large amount of solar systems in the grid has meant that from
February 2022, newly installed solar systems are required to have the capability to curtail output on rare occasions to maintain grid stability.
245:
647:
167:
429:
280:
779:
96:
Synergy is the monopoly electricity retailer for household and small business customers on the SWIS. Large-scale electricity users have a choice of 11 retailers.
450:
610:
390:
350:
564:
257:
316:
734:
220:
311:
159:
739:
755:
113:
43:
to the other large
Australian grids. Other parts of the state are connected to independent, smaller grids, including the larger-scale
383:
536:
784:
774:
708:
376:
138:
63:
526:
93:
is (of July 2022) under construction for connection to the SWIS, and is expected to be completed by "the end of 2022".
698:
133:
78:
74:
44:
626:
346:
338:
253:
729:
181:
631:
521:
306:
90:
36:
209:
128:
118:
62:("poles and wires") and its electricity generators. The South West Interconnected Network is operated by
32:
605:
495:
465:
70:
government, and includes over 7800 km of transmission lines, and over 93,000 km of distribution lines.
744:
673:
574:
569:
414:
683:
77:
and others are privately owned. Wholesale trade in electricity across the SWIS is managed by the
688:
490:
475:
470:
455:
445:
549:
505:
460:
600:
584:
485:
480:
419:
8:
559:
579:
424:
554:
400:
160:"Solar exports face shutdowns as rooftop PV lays siege to world's most isolated grid"
67:
28:
544:
500:
24:
368:
768:
678:
663:
123:
100:
52:
703:
246:"State-owned coal power stations to be retired by 2030 (media statement)"
48:
40:
281:"Synergy gives go-ahead to $ 155 million big battery in Kwinana"
724:
668:
185:
99:
36% of customers connected to the SWIS have grid-connected
73:
Some of the generators are owned by the government through
31:. It extends to the coast in the south and west, to
735:State Electricity Commission of Western Australia
780:Electric power transmission systems in Australia
766:
398:
384:
210:"Western Power: 2015/16 Facts and Statistics"
740:State Energy Commission of Western Australia
756:List of power stations in Western Australia
114:List of power stations in Western Australia
391:
377:
204:
202:
157:
16:Electricity grid in South West Australia
304:
199:
170:from the original on 28 September 2021.
767:
158:Parkinson, Giles (27 September 2021).
648:Woodman Point Biogas Generation Plant
372:
278:
307:"Understanding the WA Energy Market"
139:Western Power (networks corporation)
182:"Wholesale Electricity Market (WA)"
13:
14:
796:
353:from the original on 14 July 2022
319:from the original on 14 July 2022
226:from the original on 3 April 2020
134:Synergy (electricity corporation)
83:Wholesale Electricity Market (WA)
79:Australian Energy Market Operator
60:South West Interconnected Network
694:South West Interconnected System
305:Mullane, Jarred (1 April 2022).
279:Milne, Peter (20 October 2021).
45:North West Interconnected System
21:South West Interconnected System
347:Government of Western Australia
254:Government of Western Australia
730:Fremantle Gas and Coke Company
331:
298:
272:
256:. 14 June 2022. Archived from
238:
174:
151:
58:The SWIS consists of both the
1:
144:
91:battery storage power station
339:"Emergency Solar Management"
27:in the southwestern part of
7:
785:Wide area synchronous grids
775:Energy in Western Australia
129:National electricity market
119:Energy in Western Australia
107:
10:
801:
753:
745:Western Power Corporation
717:
674:Bright Energy Investments
656:
640:
619:
593:
535:
514:
438:
407:
250:mediastatements.wa.gov.au
217:www.westernpower.com.au
689:Shell Energy Australia
349:. 15 February 2022.
39:in the east. It is
684:Rio Tinto Iron Ore
68:Western Australian
762:
761:
401:Western Australia
47:and many smaller
35:in the north and
29:Western Australia
792:
501:Telfer Gold Mine
393:
386:
379:
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329:
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197:
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155:
25:electricity grid
800:
799:
795:
794:
793:
791:
790:
789:
765:
764:
763:
758:
749:
713:
652:
636:
627:East Rockingham
615:
606:Greenough River
589:
575:Ten Mile Lagoon
570:Nine Mile Beach
531:
522:Ord River Hydro
510:
434:
430:Worsley Alumina
403:
397:
367:
366:
356:
354:
337:
336:
332:
322:
320:
303:
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289:
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260:on 14 July 2022
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110:
89:A 100MW/200MWh
66:, owned by the
17:
12:
11:
5:
798:
788:
787:
782:
777:
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750:
748:
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721:
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582:
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557:
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547:
541:
539:
533:
532:
530:
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527:Wellington Dam
524:
518:
516:
512:
511:
509:
508:
503:
498:
493:
488:
483:
478:
473:
468:
466:Kwinana Co-gen
463:
458:
453:
448:
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440:
436:
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427:
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417:
411:
409:
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149:
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136:
131:
126:
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109:
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15:
9:
6:
4:
3:
2:
797:
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746:
743:
741:
738:
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728:
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723:
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710:
709:Western Power
707:
705:
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697:
695:
692:
690:
687:
685:
682:
680:
679:Horizon Power
677:
675:
672:
670:
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665:
664:Alinta Energy
662:
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645:
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187:
183:
177:
169:
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130:
127:
125:
124:Horizon Power
122:
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117:
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111:
105:
102:
101:rooftop solar
97:
94:
92:
87:
84:
80:
76:
71:
69:
65:
64:Western Power
61:
56:
54:
53:Horizon Power
50:
46:
42:
41:not connected
38:
34:
30:
26:
23:(SWIS) is an
22:
704:Verve Energy
693:
496:Port Hedland
355:. Retrieved
342:
333:
321:. Retrieved
312:Canstar Blue
310:
300:
288:. Retrieved
284:
274:
262:. Retrieved
258:the original
249:
240:
228:. Retrieved
216:
189:. Retrieved
176:
164:RenewEconomy
163:
153:
98:
95:
88:
82:
81:through the
72:
59:
57:
20:
18:
550:Badgingarra
515:Major hydro
230:27 November
191:27 November
51:managed by
769:Categories
718:Historical
585:Warradarge
537:Wind farms
415:Bluewaters
399:Energy in
145:References
49:microgrids
37:Kalgoorlie
657:Companies
601:Emu Downs
560:Emu Downs
343:wa.gov.au
86:by 2030.
611:Merredin
580:Walkaway
491:Pinjarra
476:Neerabup
471:Mungarra
456:Kemerton
446:Cockburn
351:Archived
317:Archived
221:Archived
168:Archived
108:See also
33:Kalbarri
699:Synergy
632:Kwinana
565:Mumbida
555:Collgar
506:Wagerup
461:Kwinana
451:Dampier
357:14 July
323:14 July
290:14 July
285:WAtoday
264:14 July
75:Synergy
725:Alinta
641:Biogas
545:Albany
486:Pinjar
481:Newman
420:Collie
620:Waste
594:Solar
224:(PDF)
213:(PDF)
669:ATCO
425:Muja
408:Coal
359:2022
325:2022
292:2022
266:2022
232:2019
193:2019
186:AEMO
19:The
439:Gas
771::
345:.
341:.
315:.
309:.
283:.
252:.
248:.
219:.
215:.
201:^
184:.
166:.
162:.
55:.
392:e
385:t
378:v
361:.
327:.
294:.
268:.
234:.
195:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.