Infrastructure lessons from around New Zealand: Renewing the Cook Strait cables
PUBLISHED 27 JULY 2026
What does it take to keep New Zealand's electricity flowing between the North and South Islands? Our latest ‘Infrastructure lessons from around New Zealand’ case study explores how Transpower is planning the renewal of the Cook Strait high voltage direct current (HVDC) cables.
New Zealand's infrastructure challenges are complex, and no organisation has all the answers. We hope sharing these case studies will spark ideas and support better infrastructure planning, investment and asset management across the country.