Marsh Valve

Marsh Valve is a superfund site located at 307 Brigham Road, Dunkirk, NY 14048. The Environmental Protection Agency (EPA) identifies sites such as Marsh Valve 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. Marsh Valve 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.