Mercury Bourbon High is a superfund site located at 144 Old Highway 66, Bourbon, MO 65441. The Environmental Protection Agency (EPA) identifies sites such as Mercury Bourbon High 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. Mercury Bourbon High 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.