Simi Valley San Ldfl is a superfund site located at Simi Vly Fwy & Madeira Rd, Simi Valley, CA 93065. The Environmental Protection Agency (EPA) identifies sites such as Simi Valley San Ldfl 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. Simi Valley San Ldfl 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.