About: http://webisa.webdatacommons.org/342554562

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	It is difficult to estimate the positional accuracy of such data, except to state that they are compiled on hardcopy base maps with a scale of 1:24,000.
http://www.w3.org/ns/prov#wasQuotedFrom	noaa.gov