Leaking pipes went unnoticed for weeks, causing floors to buckle and ceilings to collapse.
Earlier this month pipes burst in the vacated home's second-floor bathrooms and spilled a whopping six million gallons into the 45,000-square-foot Burr Ridge mansion.
The water accumulated over several weeks before a real estate agent for the home, which was listed in 2009 for $25 million, discovered it on March 5.
That much water could supply the village of Burr Ridge for two to three days, according to Community Development Director Doug Pollock, and it ultimately did damage on every floor. Floors have buckled and ceilings collapsed.
"I don't know how much the bill would be, but it will be a lot," Pollack said. "And we will bill [the owner] for it."
The home is known as "the crown jewel of the Midwest" for its 160 tons of imported Gold Jerusalem stone, 20-car heated garage and 15,000 square-feet of terrace space.
The village declared the building unsafe.
The post-flood listing price of the home isn't known. At its height, Villa Taj flaunted features such as: