About: http://webisa.webdatacommons.org/182385597

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	However, the water discharged in the backwashing procedure is typically a cost to the user and minimizing water discharge is a concern particularly in areas where water is in limited supply.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com