About: http://webisa.webdatacommons.org/197279694

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	Definition source: http://www.nbc-med.org/ie40/Default.html 3 Action Level (AL):The concentration of a contaminant which, if exceeded, triggers treatment or other requirements which must be followed.
http://www.w3.org/ns/prov#wasQuotedFrom	cdc.gov