About: http://webisa.webdatacommons.org/152505198

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	Surface water is much more readily available, but it often contains contaminants, including disease-causing organisms and toxic chemicals.
http://www.w3.org/ns/prov#wasQuotedFrom	pbslearningmedia.org