# Round Island

Round Island is an island in [Lake Michigan](https://ontology.bommaritollc.com/id/01a0ddfe-da8b-736c-b10c-b5ac4195f147), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Lake Michigan (HUC10 0419000002)](https://ontology.bommaritollc.com/id/01a0de92-1f2c-768f-8a9b-4fde379fd131) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d7bc-7712-9a61-6f7b22c2ecb1>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Lake Michigan](https://ontology.bommaritollc.com/id/01a0ddfe-da8b-736c-b10c-b5ac4195f147)

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

Location: 45.74553, -86.76236 (box -86.76236, 45.74553, -86.76236, 45.74553; west, south, east, north)

- `adms:identifier`: [gnis 1621443](https://ontology.bommaritollc.com/id/01a0ddfe-d7bd-77d1-ae0c-6e3b1a39eff6)
- `dcterms:type`: [island](https://ontology.bommaritollc.com/vocab/geo/gnisIsland)
- `geo:hasDefaultGeometry`: [point of Round Island](https://ontology.bommaritollc.com/id/01a0ddff-15c6-751b-847d-2317bc5724bb)
- `geo:hasGeometry`: [point of Round Island](https://ontology.bommaritollc.com/id/01a0ddff-15c6-751b-847d-2317bc5724bb)
- **in watershed** (`bcgeo:inWatershed`): [Lake Michigan (HUC10 0419000002)](https://ontology.bommaritollc.com/id/01a0de92-1f2c-768f-8a9b-4fde379fd131)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d7bc-7712-9a61-6f7a5ca1e099)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-674b-7770-9257-3f3a69819d84)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de86-dca0-75a6-9ff1-585388448ef4)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1951-7385-bfba-4bbf6ff8b7ca)
- `schema:containedInPlace`:
  - [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98)
  - [Bay de Noc Township](https://ontology.bommaritollc.com/id/01a0ca47-6b9e-73bc-82c6-887b4d896aeb)
  - [Lake Michigan](https://ontology.bommaritollc.com/id/01a0ddfe-da8b-736c-b10c-b5ac4195f147)
- `skos:prefLabel`: Round Island

## Elsewhere

- [Wikidata Q49675593](https://www.wikidata.org/wiki/Q49675593) (proposed match (exactMatch))
- [USGS GNIS 1621443](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1621443) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=45.74553&mlon=-86.76236#map=14/45.74553/-86.76236) (45.74553, -86.76236)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=45.74553,-86.76236)
- [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/Q49675593 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-791d-73ce-bca4-17e12b0d2d1b)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d7bc-7712-9a61-6f7b22c2ecb1.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d7bc-7712-9a61-6f7b22c2ecb1.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d7bc-7712-9a61-6f7b22c2ecb1.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d7bc-7712-9a61-6f7b22c2ecb1)
Cite as: Round Island. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-d7bc-7712-9a61-6f7b22c2ecb1
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.