# Hat Island

Hat 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-b7e4-73a7-8def-51aac299eca9>

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: 45.81584, -85.30008 (box -85.30008, 45.81584, -85.30008, 45.81584; west, south, east, north)

- `adms:identifier`: [gnis 627929](https://ontology.bommaritollc.com/id/01a0ddfe-b7e4-73a7-8def-51b39e888f22)
- `dcterms:type`: [island](https://ontology.bommaritollc.com/vocab/geo/gnisIsland)
- `geo:hasDefaultGeometry`: [point of Hat Island](https://ontology.bommaritollc.com/id/01a0ddfe-ed94-759b-a574-dad78b37e6c6)
- `geo:hasGeometry`: [point of Hat Island](https://ontology.bommaritollc.com/id/01a0ddfe-ed94-759b-a574-dad78b37e6c6)
- **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-b7e3-7319-a592-602636445c98)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4ef8-70bc-a351-41148eace3ef)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de86-db6b-7423-9c8b-dc20531bdb0e)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1951-7385-bfba-4bbf6ff8b7ca)
- `schema:containedInPlace`:
  - [Charlevoix County](https://ontology.bommaritollc.com/id/01a0ca47-5d5f-72de-884a-0609c8201bf0)
  - [St. James Township](https://ontology.bommaritollc.com/id/01a0ca47-687f-7307-906f-157107619edc)
  - [Lake Michigan](https://ontology.bommaritollc.com/id/01a0ddfe-da8b-736c-b10c-b5ac4195f147)
- `skos:prefLabel`: Hat Island

## Elsewhere

- [Wikidata Q5680785](https://www.wikidata.org/wiki/Q5680785) (proposed match (exactMatch))
- [USGS GNIS 627929](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/627929) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=45.81584&mlon=-85.30008#map=14/45.81584/-85.30008) (45.81584, -85.30008)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=45.81584,-85.30008)
- [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/Q5680785 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-74bc-7542-89fe-4012a6d319d8)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b7e4-73a7-8def-51aac299eca9.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b7e4-73a7-8def-51aac299eca9.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b7e4-73a7-8def-51aac299eca9.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b7e4-73a7-8def-51aac299eca9)
Cite as: Hat Island. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-b7e4-73a7-8def-51aac299eca9
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.