Property talk:P8887

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water area
area/surface of a geographical entity that is covered by water

Represents	water area (Q2507626)
Data type	Quantity
Domain	country (Q6256), administrative territorial entity (Q56061), artificial geographic entity (Q27096235) or human-geographic territorial entity (Q15642541)
Allowed values	0 ≤ 𝓧 ≤ 520,000,000
Allowed units	square kilometre (Q712226)
Example	Dauphin Island (Q932623) → 105.344035 square kilometre Germany (Q183) → 8,634 square kilometre
Tracking: usage	no label (Q106588512)
See also	water as percent of area (P2927), area (P2046)
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Minimum and maximum Items with highest numeric value Items with lowest numeric value Database reports/Constraint violations/P8887 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 8,628 Main statement 8,626 >99.9% of uses Qualifier 2 <0.1% of uses

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Range from “0” to “520000000”: values should be in the range from “0” to “520000000”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P8887#Range, hourly updated report

Units: “square kilometre (Q712226)”: value unit must be one of listed. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8887#Units

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P8887#Scope, hourly updated report, SPARQL

Citation needed: the property must have at least one reference (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8887#citation needed

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8887#Entity types

Type “country (Q6256), administrative territorial entity (Q56061), artificial geographic entity (Q27096235), human-geographic territorial entity (Q15642541)”: item must contain property “instance of (P31)” with classes “country (Q6256), administrative territorial entity (Q56061), artificial geographic entity (Q27096235), human-geographic territorial entity (Q15642541)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P8887#Type Q6256, Q56061, Q27096235, Q15642541, SPARQL