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SunZia Wind and Transmission

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Pattern Energy received unanimous approval October 5, 2018 by the New Mexico Public Regulation Commission for its wind farm project, which was then called Corona Wind Projects, along with the Western Spirit Wind Farm. This combined with the Mesa Canyons Wind Farm gives the 3 GW of energy that is
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A 2023 case in Arizona Superior Court asked that SunZia's amended Certificate of Environmental Compatibility (CEC) for Arizona be voided. The plaintiff stated that the Arizona Corporation Commission (ACC) failed to adequately consider dramatic changes in the SunZia project when granting the amended
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On January 30th, 2024, the Tohono O'odham Nation and San Carlos Apache Tribe filed a motion for a temporary restraining order and preliminary injunction to stop the construction, as well as a request for an expedited hearing for their lawsuit previously filed on January 17th. A Motion Hearing was
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On March 25, 2024, twelve Arizona state legislators sent a letter to the Arizona Corporation Commission expressing their concerns about the SunZia Transmission Project through Arizona. The legislators asked the Commission to review their previous actions and ensure that the concerns of Arizona
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Else v. Arizona Corporation Commission. Arizona Superior Court, Case No.: CV2023-050310. Final Reply Brief, June 22, 2023. (Appeal pursuant to A.R.S. § 40-254, Preferential civil matter pursuant to A.R.S. § 40-255.) Assigned to: The Honorable Melissa Iyer
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DC line, which would not provide similar benefits to the state. The case asked that SunZia’s amended CEC be voided and the decision be remanded to the Commission. On August 25, 2023, the Superior Court affirmed the ACC's decision. The plaintiff
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A separate lawsuit was filed in U.S. District Court in Tucson, Arizona in January 2024. The plaintiffs ask for a permanent injunction to halt construction of the transmission line through the
921: 705: 1024:"Judge throws out tribes' legal challenge to $ 10 billion power line running through 'one of the most intact, prehistoric and historical … landscapes in southern Arizona'" 324:
purchased the rights to the Mesa Canyons Wind Farm from Clean Line Energy Partners in May 2018. The Mesa Canyons Wind Farm is a planned 1 GW wind farm just north of
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in south-central Arizona. It would consist of two 525 kV high-voltage direct current (HVDC) transmission lines with a total capacity of 3,000 MW of electrical power.
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Certificate. He pointed out that the project’s original CEC, granted in 2015, was based on the benefits to Arizona of a multipoint AC line. The amended CEC is for a
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transmission line (890 km) to carry the power to Arizona and California. SunZia Wind and Transmission are owned by the privately held American company
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Valley and fearing that it might be used to transfer fossil-fuel generated electricity. The project was backed by a consortium of local power companies.
1104: 614: 570: 508: 819: 315: 775: 794: 1023: 833: 946: 596: 858: 1094: 1099: 426: 252:. The project reached $ 11B of funding in late 2023. Construction started in 2023 and operation is projected to start in 2026. 296: 233: 706:"Pattern Development spokesperson: Western Spirit line, Mesa Canyons wind project on track to begin construction in 2019" 756: 480: 682: 533: 375: 237: 240:. When completed, this will be the largest wind project in the western hemisphere. The wind project is paired with 229: 455:"GE spinoff will build 674 turbines to power the SunZia wind farm, the Western Hemisphere's largest wind project" 350: 308: 283:
The planned transmission 550-mile line (890 km) would connect the SunZia wind farm in central New Mexico to
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rejected SunZia's transmission line project and requested that SunZia resubmit a more detailed application.
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held March 13, 2024, in the United States District Court in Tucson, AZ. The motion was denied in April.
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Pattern Energy bought the SunZia transmission line project from SouthWestern Power Group in July 2022.
380: 910: 300: 947:"Tribes, environmental groups ask US court to block $ 10B energy transmission project in Arizona" 325: 170: 361:
that the project damages religious and cultural sites in a 50-mile portion (80 km) of the
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in southwestern Arizona, but lifted the suspension later that month, allowing work to resume.
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because of the cultural significance of the valley to several native American communities.
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Groundbreaking for the transmission line was held in September 2023. In November 2023, the
795:"Powered by wind, this $ 10B transmission line will carry more energy than the Hoover Dam" 732:"Pattern Development acquires Mesa Canyons Wind Farm and Western Spirit Transmission Line" 834:"Work resumes on $ 10B renewable energy transmission project despite tribal objections" 553:"The largest clean energy project in US history closes $ 11B, starts full construction" 321: 304: 268: 249: 127: 307:. Environmentalists opposed the project, concerned about the line passing through the 1088: 36: 299:
in 2016, after a 10-year planning process. At the time, the line was planned to be
261: 481:"The US' largest clean energy infrastructure project is kicking off construction" 1048: 885:"Pattern Expects May Approval for SunZia Line, Despite Looming Arizona Lawsuit" 571:"Arizona regulators approve $ 2B SunZia power line over objections from greens" 225: 46: 1079: 509:"New Mexico Approves Pattern Energy's 2.2 Gigawatt Corona Wind Projects Plan" 189: 73: 60: 221: 139: 998:"Tohono O'odham Nation et al v. United States Department of Interior et al" 973:"Tohono O'odham Nation et al v. United States Department of Interior et al" 776:"Shell and University of California sign PPAs with 3.5GW SunZia wind farm" 207: 485: 272: 1049:"Letter from Arizona legislators to Arizona Corporation Commission" 597:
SunZia Southwest Transmission Project, Annual Progress Report: 2021
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projected to be exported to the west via the SunZia power line.
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V163-4.5 MW turbines (1.1 GW) while foundations were being dug.
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temporarily halted work on the project due to concerns of the
922:"Complaint for Declaratory Judgement and Injunctive Relief" 641:"Tx Path Uncertain for Massive New Mexico Wind Farm" 184: 179: 169: 148: 138: 133: 123: 115: 105: 97: 89: 52: 42: 32: 23: 295:The SunZia transmission line was approved by the 595:SouthWestern Power Group (February 25, 2021). " 534:"GE turbines to power 2.4 GW of SunZia project" 387:on October 25, 2023. His attorneys filed their 675:"Pattern Energy harnesses NM's blustery gusts" 859:"Civil Court Case Information - Case History" 8: 1080:Pattern Energy: SunZia Wind and Transmission 421: 419: 427:"SunZia Wind & Transmission Fact Sheet" 832:Bryan, Susan Montoya (November 30, 2023). 793:Bryan, Susan Montoya (September 1, 2023). 20: 601:Western Electricity Coordinating Council 453:Bryan, Susan Montoya (January 9, 2024). 1022:Bryan, Susan Montoya (April 17, 2024). 822:, Associated Press (November 13, 2023). 538:Windpower Engineering & Development 415: 316:New Mexico Public Regulation Commission 704:Corina Rivera Linares (May 24, 2018). 736:Windpower Engineering and Development 673:Kevin Robinson-Avila (July 5, 2018). 668: 666: 551:Lewis, Michelle (December 28, 2023). 406:ratepayers are adequately addressed. 7: 448: 446: 267:In 2023, Pattern Energy ordered 674 1110:Energy infrastructure in New Mexico 639:Hudson Sangree (October 10, 2018). 260:The project includes at least 900 14: 883:Sawyer, Abigail (April 7, 2023). 507:Joshua S Hill (October 5, 2018). 271:3.6 MW turbines (2.4 GW) and 242 1105:Energy infrastructure in Arizona 730:Michelle Froese (May 21, 2018). 613:Gavin Bade (October 12, 2018). 603:(WECC) Retrieved June 13, 2023. 479:Lewis, Michelle (May 4, 2023). 1056:Arizona Corporation Commission 863:www.superiorcourt.maricopa.gov 297:Arizona Corporation Commission 1: 1126: 351:Bureau of Land Management 309:San Pedro River (Arizona) 244:, a 550-mile 3-gigawatt 204: 157: 153: 28: 1095:Wind farms in New Mexico 780:www.windpowermonthly.com 385:Arizona Court of Appeals 344:University of California 340:power purchase agreement 338:Pattern Energy signed a 162:Make and model 1100:HVDC transmission lines 391:on December 14, 2023. 359:San Carlos Apache Tribe 171:Nameplate capacity 98:Construction began 16:Wind farm in New Mexico 116:Construction cost 74:34.25056°N 105.59556°W 818:Susan Montoya Bryan, 383:this decision to the 355:Tohono O'odham Nation 149:Power generation 1002:www.bloomberglaw.com 977:www.bloomberglaw.com 926:www.bloomberglaw.com 774:Jenkinson, Orlando. 264:in Estancia Valley. 228:, United States, in 107:Commission date 79:34.25056; -105.59556 685:on November 4, 2019 679:AlburquerqueJournal 242:SunZia Transmission 224:being developed in 180:External links 70: /  953:. January 22, 2024 577:. February 5, 2016 540:. January 9, 2024. 220:is a 3.5-gigawatt 93:Under construction 279:Transmission line 234:San Miguel County 215: 214: 1117: 1067: 1066: 1064: 1062: 1053: 1045: 1039: 1038: 1036: 1034: 1019: 1013: 1012: 1010: 1008: 994: 988: 987: 985: 983: 969: 963: 962: 960: 958: 943: 937: 936: 934: 932: 918: 912: 906: 900: 899: 897: 895: 880: 874: 873: 871: 869: 855: 849: 848: 846: 844: 829: 823: 816: 810: 809: 807: 805: 790: 784: 783: 771: 765: 764: 763:. July 18, 2022. 753: 747: 746: 744: 742: 727: 721: 720: 718: 716: 710:Transmission Hub 701: 695: 694: 692: 690: 681:. Archived from 670: 661: 660: 658: 656: 651:on April 4, 2019 647:. 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Retrieved 404: 400: 393: 372: 348: 337: 334: 330: 320: 313: 294: 285:Pinal county 282: 266: 259: 241: 217: 216: 18: 957:January 27, 931:February 4, 741:January 28, 715:December 5, 689:December 5, 645:RTO Insider 624:October 20, 581:January 29, 518:October 20, 464:January 27, 218:SunZia Wind 175:3.5 GW 77: / 65:105°35′44″W 53:Coordinates 24:SunZia Wind 1089:Categories 410:References 226:New Mexico 47:New Mexico 1061:March 28, 1033:April 20, 1007:April 20, 982:April 20, 843:April 20, 599:."  346:in 2023. 256:Wind farm 222:wind farm 194:/projects 62:34°15′2″N 557:Electrek 486:Electrek 435:June 10, 381:appealed 357:and the 124:Owner(s) 43:Location 1028:Fortune 951:AP News 909:Julian. 838:AP News 799:AP News 459:Fortune 291:History 196:/sunzia 185:Website 144:Onshore 33:Country 492:May 9, 326:Corona 303:, not 273:Vestas 90:Status 1052:(PDF) 430:(PDF) 206:[ 119:$ 11B 1063:2024 1035:2024 1009:2024 984:2024 959:2024 933:2024 896:2023 870:2023 845:2024 806:2023 743:2024 717:2018 691:2018 657:2018 626:2018 583:2024 520:2018 494:2023 466:2024 437:2024 328:. 246:HVDC 236:and 192:.com 140:Type 101:2023 1091:: 1054:. 1026:. 1000:. 975:. 949:. 924:. 887:. 861:. 836:. 797:. 778:. 759:. 734:. 708:. 677:. 665:^ 643:. 617:. 573:. 555:. 536:. 511:. 483:. 457:. 445:^ 418:^ 305:DC 301:AC 232:, 1065:. 1037:. 1011:. 986:. 961:. 935:. 898:. 872:. 847:. 808:. 782:. 745:. 719:. 693:. 659:. 628:. 585:. 559:. 522:. 496:. 468:. 439:. 210:] 198:/

Index

United States
New Mexico
34°15′2″N 105°35′44″W / 34.25056°N 105.59556°W / 34.25056; -105.59556
Commission date
Pattern Energy
Type
Nameplate capacity
patternenergy.com/projects/sunzia/
edit on Wikidata
wind farm
New Mexico
Lincoln County
San Miguel County
Torrance County
HVDC
Pattern Energy
wind turbines
General Electric
Vestas
Pinal county
Arizona Corporation Commission
AC
DC
San Pedro River (Arizona)
New Mexico Public Regulation Commission
Pattern Energy
Corona
power purchase agreement
University of California
Bureau of Land Management

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