Power System Overview
Availability and Use of Data
Transpower as System Operator provides this and other live data on this website on a best endeavours basis. If the data is not updating please Contact Us and we will resolve the problem during the hours 0800-1700, Monday to Friday. The information is provided to give indicative information on the status of the New Zealand power system. Transpower takes no responsibility for any actions that any party takes based on this information.
The information shown in the map below updates every 60 seconds.
Summary Live Data
The MW values shown on the map of New Zealand below are derived from the Transpower SCADA system. These values represent total power generated.
NB Generation is equal to load plus losses.
Total New Zealand Power System - 4628.85 MW
as at 20 Mar 2010 - 08:36:50
NI Power System 2918.03MW
NI Frequency 49.98HZ
Otahuhu $117.84/MWh
Whakamaru $115.53/MWh
Haywards $122.21/MWh
SI Power System 1710.82MW
SI Frequency 49.96HZ
Stoke $134.76/MWh
Islington $130.95/MWh
Benmore $125.99/MWh
Tiwai $133.50/MWh
HVDC Transfer 66.04MW
Direction: South