Traffic is building after a car crashed into a power pole on Pakowhai Rd, Hastings.
Police attended the incident near Brookfields Rd at 12.40pm and St John's ambulance and Fire and Emergency Services were notified.
A police spokesman said the power pole was knocked over and powerlines were down.
It is understood the road is down to one lane, and a petrol station has closed as a precaution.
A spokesman for GAS Pakowhai Store said it would be closed down for a couple of hours because the store does not have any power.