SunZia Wind and Transmission
Central New Mexico to south-central Arizona
Stage not verified$11 billion combined wind and transmission investmentLast reviewed: 2026-09-30
Sourced project intelligence. Blank fields are shown as “Not yet verified.” Estimates and schedules can change. Check official procurement notices for current deadlines and terms.
Project overview
- Infrastructure Sector
- Power & Electric Grid
- Project Type
- Wind generation and HVDC transmission
- Location
- Central New Mexico to south-central Arizona
- Project Owner / Agency / Developer
- Pattern Energy / New Mexico Renewable Energy Transmission Authority
- Project Description
- A 550-mile, 525 kV HVDC transmission system enabling the 3,500 MW SunZia wind development. RETA reports commercial operation began in May 2026.
- Estimated Project Value
- $11 billion combined wind and transmission investment
- Funding Source
- Not yet verified
Schedule & delivery
- Project Stage
- Not yet verified
- Expected Procurement Date
- Not yet verified
- Construction Start
- Not yet verified
- Estimated Completion
- May 2026 commercial operation
- Delivery Method
- Not yet verified
- Major Scope / Components
- A 550-mile, 525 kV HVDC transmission system enabling the 3,500 MW SunZia wind development. RETA reports commercial operation began in May 2026.
Project team
- Key Organizations Involved
- Not yet verified
- Prime Contractor / Construction Manager
- Not yet verified
- Engineering / Design Firm
- Not yet verified
- Technology / Equipment Providers
- Not yet verified
- Decision Makers / Project Contacts
- Not yet verified
Procurement & opportunities
- Current RFPs / RFQs / Bid Opportunities
- Not yet verified
- Upcoming RFPs / Procurement Opportunities
- Not yet verified
- Contract Value / Package Size
- Not yet verified
- Workforce Requirements
- Not yet verified
- Supplier / Subcontractor Opportunities
- Not yet verified
- Website / Procurement Portal
- Official project / procurement website ↗
Progress & intelligence
- Permitting / Regulatory Status
- Not yet verified
- Major Milestones
- Not yet verified
- Recent Project Updates
- Added September 30, 2026 following review of the linked source. Announced schedules are labeled as targets; map pin is approximate.
- Challenges / Risks
- Not yet verified
- Last Updated
- 2026-09-30
A 550-mile, 525 kV HVDC transmission system enabling the 3,500 MW SunZia wind development. RETA reports commercial operation began in May 2026.
Owner: Pattern Energy / New Mexico Renewable Energy Transmission Authority. Stage: Completed. Reported investment: $11 billion combined wind and transmission investment. Schedule: May 2026 commercial operation.
Official project source. Source reviewed September 30, 2026.