Pilbara residents are being urged to avoid a large section of the Wedgefield industrial precinct in South Hedland after a gas leak was discovered in the area. Firefighters rushed to the site to investigate the source of the leak, in the areas flanked by Manganese Street and Iron Ore Street in Wedgefield, at around 1..45pm today. A warning area is in effect between Pinnacles Street, Cajarina Road, Harwell Way and Pinga Street. Members of the public within the warning area are urged to leave the area or remain indoors with air conditioners switched off until the incident is contained. It’s understood ChemCentre and the Department of Environment and Regulation’s pollution response unit are providing technical support to firefighters on the ground.