Kay Drive Mercury Spill is a superfund site located at 3659 Kay Drive, Zanesville, OH 43701. The Environmental Protection Agency (EPA) identifies sites such as Kay Drive Mercury Spill 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. Kay Drive Mercury Spill 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.