Edited sentence: A Victorian Omubdsman investigation found the council failed in its management of the toxic facility which caused explosive gases to enter the estate.Despite this huge potential liability owed to Brookland Greens residents, the council plans to spend millions on attracting a soccer team to the area.The Casey council became notorious after a municipal landfill it owned poisoned the nearby residential development Brookland Greens estate.The Chief Executive Officer of the council, Mike Tyler, was criticised for taking a vacation during the crisis.The council is being sued over the matter by 450 property owners with a claim of $320 million.Thousands of residents were required to evacuate their homes as a result of the catastrophe.Tyler was revealed have threatened the safety of Ombudsman Victoria staff conducting the inquiry