Pre-release: this release has not been published. Identifiers are permanent; descriptions may still change.

Grassy Island

https://ontology.bommaritollc.com/id/01a0ddfe-b698-76d7-b878-9515870f79bf

Cite this

Grassy Island. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-b698-76d7-b878-9515870f79bf

Drawn from the release's geometry, simplified for the screen; base map © OpenStreetMap contributors or USGS.

Elsewhere

Wikidata Q998289proposed match (exactMatch)

OpenStreetMap42.22421, -83.13465

Sourceprd-tnm.s3.amazonaws.com

Source3dhp.nationalmap.gov

Sourcehydro.nationalmap.gov

adms:identifier	gnis 627226
dcterms:type	island
geo:hasDefaultGeometry	point of Grassy Island
geo:hasGeometry	point of Grassy Island
in watershed	Outlet Detroit River (HUC10 0409000407)
prov:wasDerivedFrom	evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames_MI_Text.zip evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer
schema:containedInPlace	Wayne County Wyandotte
skos:prefLabel	Grassy Islanden