Hydro Risk Curves

Current Status

New Zealand Hydro Risk Meter
South Island Hydro Risk Meter

The graphs below compare New Zealand and South Island controlled storage to the relevant Hydro Risk Curves.

As at midnight of 28 June, New Zealand and South Island controlled storage is below average for the time of year. The risk meter for the New Zealand and the South Island are set to Watch.

Latest New Zealand Hydro Risk and South Island Hydro Risk Curves [ pdf 44.66 KB ]
Hydro Risk Curve Input Assumptions [ pdf 851.79 KB ] (Effective from 30 May 2017)
Hydro Risk Curve Data for 2017 [ xlsx 27.84 KB ] (Effective from 30 May 2017) 
Simulated Storage Trajectories [ pdf 197.95 KB ] (Updated 28 June 2017)
Simulated Storage Trajectories: Assumptions [ pdf 712.1 KB ] (Updated 28 June 2017)
Find out more about hydro risk curves
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