Marsac Mills

Marsac Mills is a superfund site located at Marsac And Heber Avenues In Park City, Park City, UT 84060. The Environmental Protection Agency (EPA) identifies sites such as Marsac Mills 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. Marsac Mills 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.