# Gray Hill

Gray Hill is a summit in [Springvale Township](https://ontology.bommaritollc.com/id/01a0ca47-7a9c-7034-9103-511149060689), [Emmet County](https://ontology.bommaritollc.com/id/01a0ca47-5c5a-73ab-b4de-dd9f8548d2b0), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Burt Lake (HUC10 0407000402)](https://ontology.bommaritollc.com/id/01a0de92-1e1b-726e-b14f-2dc64aa2fe2a) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b6a9-724b-a2a5-ef810dfc8402>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Emmet County](https://ontology.bommaritollc.com/id/01a0ca47-5c5a-73ab-b4de-dd9f8548d2b0) › [Springvale Township](https://ontology.bommaritollc.com/id/01a0ca47-7a9c-7034-9103-511149060689)

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

Location: 45.35279, -84.75672 (box -84.75672, 45.35279, -84.75672, 45.35279; west, south, east, north)

- `adms:identifier`: [gnis 627258](https://ontology.bommaritollc.com/id/01a0ddfe-b6aa-7633-a353-603574d44d39)
- `dcterms:type`: [summit](https://ontology.bommaritollc.com/vocab/geo/gnisSummit)
- `geo:hasDefaultGeometry`: [point of Gray Hill](https://ontology.bommaritollc.com/id/01a0ddfe-ed01-7502-9d5f-97bc3f0afc9f)
- `geo:hasGeometry`: [point of Gray Hill](https://ontology.bommaritollc.com/id/01a0ddfe-ed01-7502-9d5f-97bc3f0afc9f)
- **in watershed** (`bcgeo:inWatershed`): [Burt Lake (HUC10 0407000402)](https://ontology.bommaritollc.com/id/01a0de92-1e1b-726e-b14f-2dc64aa2fe2a)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b6a9-724b-a2a5-ef80f49a7696)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4def-7239-af32-0ea489d08028)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-17d1-763b-8324-2daf1f96b242)
- `schema:containedInPlace`:
  - [Emmet County](https://ontology.bommaritollc.com/id/01a0ca47-5c5a-73ab-b4de-dd9f8548d2b0)
  - [Springvale Township](https://ontology.bommaritollc.com/id/01a0ca47-7a9c-7034-9103-511149060689)
- `skos:prefLabel`: Gray Hill

## Elsewhere

- [Wikidata Q33139044](https://www.wikidata.org/wiki/Q33139044) (proposed match (exactMatch))
- [USGS GNIS 627258](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/627258) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=45.35279&mlon=-84.75672#map=14/45.35279/-84.75672) (45.35279, -84.75672)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=45.35279,-84.75672)
- [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/Q33139044 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-74ab-7542-b39b-6c95a6620ab9)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b6a9-724b-a2a5-ef810dfc8402.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b6a9-724b-a2a5-ef810dfc8402.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b6a9-724b-a2a5-ef810dfc8402.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b6a9-724b-a2a5-ef810dfc8402)
Cite as: Gray Hill. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-b6a9-724b-a2a5-ef810dfc8402
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.