Nalco Chemical Lab is a superfund site located at U.s. Highway 84, Brookhaven, MS 39601. The Environmental Protection Agency (EPA) identifies sites such as Nalco Chemical Lab 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. Nalco Chemical Lab 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.