Houses in Greerton and Omanawa have lost power tonight at 7.53pm, after fire services were called to an incident on the corner of Cambridge Rd and SH29.
There were 555 properties affected in Omanawa, and 172 in Greerton.
Power is expected to be restored tomorrow at 12.01am in Greerton, and 1.53am in Omanawa.
The incident is under investigation.