Photos show a steady stream of thick smoke pouring into the sky.
The Insurance Council says it's a good time to make sure everything is in working order.
The fire, near Castle Hill, has burned through 300 hectares of vegetation.
The fire is now contained.
Seven appliances are at the scene and another four are on the way.
Four helicopters and six fire engines are working to put out the fire.
The blaze is approximately the size of four rugby fields.
One person has sustained minor injuries.
Fire crews were sent from Wellington to help battle the blaze.