S Boston Cy San Landfill is a superfund site located at William St, S Boston, VA 24592. The Environmental Protection Agency (EPA) identifies sites such as S Boston Cy San Landfill 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. S Boston Cy San Landfill is currently registered as an Archived superfund site by the EPA and does not require any clean up action or further investigation at this time.