From 1213457ec356ba7afcef5b244bdec1c68b832ce7 Mon Sep 17 00:00:00 2001 From: Stephen Epps Date: Tue, 4 Aug 2026 22:14:01 -0700 Subject: [PATCH] divisions guide: territorial and land flag descriptions Signed-off-by: Stephen Epps --- docs/guides/divisions/index.mdx | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/docs/guides/divisions/index.mdx b/docs/guides/divisions/index.mdx index 6958cefc..103cb628 100644 --- a/docs/guides/divisions/index.mdx +++ b/docs/guides/divisions/index.mdx @@ -43,7 +43,13 @@ Divisions data can be used for many purposes, which can include, but are not lim A **division** is a feature type that represents an official or non-official organization of people: country, region, province, city, neighborhood, etc. — as seen from a given political perspective. It has a point geometry which gives an approximate location of the position most commonly associated with the feature. -A **division_area** is a feature type that captures the shape of the land area, or land and territorial sea (maritime), belonging to a division feature. It has a polygon or multipolygon geometry. +A **division_area** is a feature type that captures the shape of the land area, or land and territorial sea (maritime), belonging to a division feature. It has a polygon or multipolygon geometry. + +The `is_land` and `is_territorial` booleans represent a division area's extent. The only combinations that occur are: + +- landlocked division areas: `is_land`=`TRUE`, `is_territorial`=`TRUE` +- division areas clipped to land only, water excluded: `is_land`=`TRUE`, `is_territorial`=`FALSE` +- unclipped division areas including water (the full territorial extent): `is_land`=`FALSE`, `is_territorial`=`TRUE` A **division_boundary** is a feature type that represents a shared border between two division features. It has a linestring geometry. The geometry of a divison_boundary is either wholly non-maritime, or wholly maritime. A maritime boundary is the extension of a non-maritime boundary into the water.