About: http://webisa.webdatacommons.org/246421055

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The engineers also said other metals such as arsenic, mercury and selenium were present, but below federal drinking water standards.
http://www.w3.org/ns/prov#wasQuotedFrom	stltoday.com