Sed Hillsboro is a superfund site located at 2336 State Road Route 131, Hillsboro, OH 45135. The Environmental Protection Agency (EPA) identifies sites such as Sed Hillsboro 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. Sed Hillsboro 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.