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Square Butte

United States flagUnited States
In ServiceLine
https://www.hitachienergy.com/ch/fr/news-and-events/customer-success-stories/square-butte

https://www.hitachienergy.com/ch/fr/news-and-events/customer-success-stories/square-butte

© Hitachi

Wayback Machine

Wayback Machine

© Cigre

CU (power line) - Wikipedia

CU (power line) - Wikipedia

© Wikipedia

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Key Specifications

Power Rating
500 MW
DC Voltage
±250 kV

Transmission Distances

Total Transmission
749 km
Onshore
0 km
Offshore
0 km
Overhead
749 km

Quick Facts

Status
In Service
Type
Line
Countries
United States
Power
500 MW
Voltage
±250 kV
Distance
749 km

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Total Project Cost
€2.8B
Cost per MW
€1.4M
Cable Length
1,468 km
Commissioned
2024

Project Cost Breakdown

Converter Stations38%
Cable Systems41%
Overhead Lines (OHL)9%
Misc12%

Annual Power Transfer (TWh)

Route Map & Cable Elevation Profile

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