The Toxic Waste Dump is a Business Deal in SimCity 4. It's the essential replacement of the Toxic Waste Conversion Plant in SimCity 3000, but it leaks radiation, unlike the Conversion Plant. It is offered when your funds are under -1,000§. When it's available, your Financial Advisor will notify you. You can also acquire the Toxic Waste Dump by doing the mission A Special Load of Garbage successfully. It has a massive negative effect on Mayor Rating and produces massive amounts of Air and Water Pollution.