Us Steel Corp Joliet Works is a superfund site located at 927 Collins St, Joliet, IL 60432. The Environmental Protection Agency (EPA) identifies sites such as Us Steel Corp Joliet Works because they pose or had once posed a potential risk to human health and/or the environment due to contamination by one or more hazardous wastes. Us Steel Corp Joliet Works is currently registered as an Active superfund site by the EPA. However, it is not on the NPL (National Priorities List), which means the EPA does not consider it one of the nation's most hazardous waste sites.