PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The water-quality conditions of interest are those that are representative of the general ambient water quality of a given stream reach or area of an aquifer.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usgs.gov