About: http://webisa.webdatacommons.org/25137458

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	Action Level ??? The concentration of a contaminant that triggers treatment or other requirements which a water system shall follow.
http://www.w3.org/ns/prov#wasQuotedFrom	alabasterwater.com