Upper South Island · South Island
Tasman
36.7 MW Solar capacity (2026)
$293 Modelled bill (May 2026)
0.16 Retail HHI (Aug 2026)
Tasman is in the Upper South Island on the South Island. Network operator: Network Tasman.
Retail market concentration (HHI)
Herfindahl–Hirschman index of retailer ICP share by network region.
Loading chart…
Modelled residential electricity bills
Monthly total bill for a standard-use customer, $/month.
Loading chart…
Distributed solar capacity ranked by region
Installed solar capacity, kW.
Loading chart…