# Round Island

Round Island is an island in [Grosse Ile Township](https://ontology.bommaritollc.com/id/01a0ca47-695c-72d3-a4a4-0cc8fad6fc61), [Wayne County](https://ontology.bommaritollc.com/id/01a0ca47-5a54-7270-b1ce-f9419fa6a5eb), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Outlet Detroit River (HUC10 0409000407)](https://ontology.bommaritollc.com/id/01a0de92-1eef-7622-ad1e-3e3e00986567) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c6a4-76f1-84ea-5c254cb00dd8>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Wayne County](https://ontology.bommaritollc.com/id/01a0ca47-5a54-7270-b1ce-f9419fa6a5eb) › [Grosse Ile Township](https://ontology.bommaritollc.com/id/01a0ca47-695c-72d3-a4a4-0cc8fad6fc61)

Type: [geo:Feature](http://www.opengis.net/ont/geosparql#Feature), [schema:Landform](https://schema.org/Landform), [schema:Place](https://schema.org/Place)

Location: 42.09226, -83.16715 (box -83.16715, 42.09226, -83.16715, 42.09226; west, south, east, north)

- `adms:identifier`: [gnis 636267](https://ontology.bommaritollc.com/id/01a0ddfe-c6a5-737b-a9b7-73b7ce5f98d3)
- `dcterms:type`: [island](https://ontology.bommaritollc.com/vocab/geo/gnisIsland)
- `geo:hasDefaultGeometry`: [point of Round Island](https://ontology.bommaritollc.com/id/01a0ddff-0086-70ac-8489-c20f76504331)
- `geo:hasGeometry`: [point of Round Island](https://ontology.bommaritollc.com/id/01a0ddff-0086-70ac-8489-c20f76504331)
- **in watershed** (`bcgeo:inWatershed`): [Outlet Detroit River (HUC10 0409000407)](https://ontology.bommaritollc.com/id/01a0de92-1eef-7622-ad1e-3e3e00986567)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c6a4-76f1-84ea-5c24834b638a)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5a01-70d8-987e-fbea74859c16)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-18da-74a5-ab84-83eca03c61b3)
- `schema:containedInPlace`:
  - [Wayne County](https://ontology.bommaritollc.com/id/01a0ca47-5a54-7270-b1ce-f9419fa6a5eb)
  - [Grosse Ile Township](https://ontology.bommaritollc.com/id/01a0ca47-695c-72d3-a4a4-0cc8fad6fc61)
- `skos:prefLabel`: Round Island

## Elsewhere

- [Wikidata Q49675600](https://www.wikidata.org/wiki/Q49675600) (proposed match (exactMatch))
- [USGS GNIS 636267](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/636267) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.09226&mlon=-83.16715#map=14/42.09226/-83.16715) (42.09226, -83.16715)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.09226,-83.16715)
- [Source](https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames_MI_Text.zip) (prd-tnm.s3.amazonaws.com)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)
- [Source](https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer) (hydro.nationalmap.gov)

## Pointing here

- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q49675600 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76f6-7239-9b1c-51af164deacb)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c6a4-76f1-84ea-5c254cb00dd8.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c6a4-76f1-84ea-5c254cb00dd8.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c6a4-76f1-84ea-5c254cb00dd8.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c6a4-76f1-84ea-5c254cb00dd8)
Cite as: Round Island. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c6a4-76f1-84ea-5c254cb00dd8
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.