A hazmat incident has been declared due to a rubbish fire at Neerabup recycling facility in Perth’s north.

The smoke is potentially hazardous and is spreading across the area.

Firefighters are at the scene.

People in an area bounded by Anchorage Drive and Hester Ave to the north, Wanneroo Road to the east, Burns Beach Road to the south and the coastline to the west may be impacted by smoke.

Motorists are being encouraged to find an alternative route.