The Indianapolis Fire Department assisted CSX in a spill at the Hawthorne Yards at 900 S. Emerson overnight.
CSX spokesperson said four cars containing lube oil derailed during a switching operation around 12:30 AM
Environmental experts and contractors from CSX responded with the help from IFD.
One of the tanker cars did leak oil, a non hazardous material, that was contained by 3 AM.
There was no threat to any waterways from the spill and there were no injuries, according to IFD.
Indiana Department of Transportation officials are warning drivers to be prepared for delays on Interstate 65 in Southern Indiana as work begins on the Ohio River Bridges Project.