City Of Peoria 1 is a superfund site located at 8850 North 79th Ave., Peoria, AZ 85345. The Environmental Protection Agency (EPA) identifies sites such as City Of Peoria 1 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. City Of Peoria 1 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.