The asbestos fragments were the result of the operators using non-compliant material, which included asbestos waste, as cover from 2017 to 2021. The closure plan for the site is already underway with the asbestos covered with soil and grass on top to seal it below ground. NSW EPA Executive Director Regulatory Operations, Steve Beaman said Veolia's actions were unacceptable. "We expect better quality control from waste operators. There is no excuse for putting their workers and those who regularly attend this landfill in harm's way by not ensuring the cover material they use was safe," Beaman said. Read more: Sustainable concrete uses waste to make better buildings Following an investigation into this issue, the EPA accepted an enforceable undertaking with Veolia. They have agreed to pay $590,000, with $70,000 for compliance training for its personnel, while the rest will go to fund specific environmental projects by Western Sydney Parklands Trust and pay EPA costs.