Oak Harbor Fish Kill is a superfund site located at 14000 W State Route 2, Oak Harbor, OH 43449. The Environmental Protection Agency (EPA) identifies sites such as Oak Harbor Fish Kill 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. Oak Harbor Fish Kill 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.