11th St Ldfl is a superfund site located at 11th St & Gibson Ln, Phoenix, AZ 85034. The Environmental Protection Agency (EPA) identifies sites such as 11th St 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. 11th St 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.