About: http://webisa.webdatacommons.org/321048734

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	Dissolved solids usually consist of calcium, chlorides, nitrate, phosphorus, iron, sulfur, and other ions.
http://www.w3.org/ns/prov#wasQuotedFrom	virginia.gov