A truck transporting a house in West Auckland struck powerlines overnight - causing a power outage in the area.
Emergency services were called to the incident on Triangle Rd, in Massey, shortly before 11pm.
Locals reported seeing what was described as a “massive flash of green light”. Others took to social media to say they had heard a loud explosion.
Vector lines crews have been working through the night and were due to have power restored to affected homes early this morning.