About: http://webisa.webdatacommons.org/302870561

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	There frequently is no back up secure source of power for the substation such as a battery or generator set because of the expense of maintaining them.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com