DO.EWS.05 Area

Refers to the location the alert is happening. Allowing countries to set and agree on their own usage of code to define areas, as most SP systems dont save coordinate as addresses but actual administrative area

Normative Reference: OASIS Common Alerting Protocol (CAP) v1.2 https://docs.oasis-open.org/emergency/cap/v1.2/CAP-v1.2.html

Attribute	Type	Cardinality	Description
areaDesc	DT.COM.02 string	1...1	Human-readable description of the affected area. ex: Coastal areas between Unimak Pass and Amchitka Pass
polygon	DT.COM.05 array	0...1	Defines the affected area as a geographic polygon using latitude/longitude pairs
circle	DT.COM.05 array	0...1	Defines an affected area as a circle using a center point and radius
geocode	DO.EWS.06 GeoCode	0...1	Identifies the area using a recognised geographic coding system