UPDATE: 10.24am

GWENT Police has reassured residents smoke from the fire is not toxic.

However, residents nearby are advised to keep doors and windows closed as much as they can The Fire

Service and Police are investigating to establish how the fire started.

Anyone with information about the incident or who saw anything suspicious before the fire started is asked to call 101 quoting log number 381 7/7/13.

UPDATE: 10.00am

A FIRE at a Newport waste firm is still smouldering this morning, South Wales Fire and Rescue Service say.

Crews spent much of yesterday tackling the blaze, which affected up to 600 tonnes of landfill type material at Able Skips, on Nash Mead on the Leeway Industrial Estate.

The number of firefighters at the scene has been scaled down this morning, with one engine currently there.

At the height of the incident, which affected around 85% of the building, 23 firefighters were called to the scene.

A spokesperson for South Wales Fire and Rescue Service said: “We are liaising with Natural Resources Wales, who are providing support and helping to minimize any potential impact to the environment. In addition to this Newport City Council are working with Natural Resources Wales to provide the assistance needed to help us deal with the incident.”

The cause of the fire is not yet known.