Fritz Mar Landfill Mini 3 is a superfund site located at 28th & East End Avenue, Chicago Heights, IL 60411. The Environmental Protection Agency (EPA) identifies sites such as Fritz Mar Landfill Mini 3 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. Fritz Mar Landfill Mini 3 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.