# Old Baldy Dune

Old Baldy Dune is a summit in [Empire Township](https://ontology.bommaritollc.com/id/01a0ca47-6144-73b7-abcd-8aac3b05d375), [Leelanau County](https://ontology.bommaritollc.com/id/01a0ca47-5dbd-7549-b337-3004a7af9bf8), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Platte River (HUC10 0406010402)](https://ontology.bommaritollc.com/id/01a0de92-1df1-73fb-8286-b5c06c414568) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c26f-74c0-b492-be336e526763>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Leelanau County](https://ontology.bommaritollc.com/id/01a0ca47-5dbd-7549-b337-3004a7af9bf8) › [Empire Township](https://ontology.bommaritollc.com/id/01a0ca47-6144-73b7-abcd-8aac3b05d375)

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

Location: 44.78977, -86.07336 (box -86.07336, 44.78977, -86.07336, 44.78977; west, south, east, north)

- `adms:identifier`: [gnis 633984](https://ontology.bommaritollc.com/id/01a0ddfe-c270-70e3-a96e-86521ef98b9f)
- `dcterms:type`: [summit](https://ontology.bommaritollc.com/vocab/geo/gnisSummit)
- `geo:hasDefaultGeometry`: [point of Old Baldy Dune](https://ontology.bommaritollc.com/id/01a0ddfe-fb28-74c0-b7b0-cd8607942659)
- `geo:hasGeometry`: [point of Old Baldy Dune](https://ontology.bommaritollc.com/id/01a0ddfe-fb28-74c0-b7b0-cd8607942659)
- **in watershed** (`bcgeo:inWatershed`): [Platte River (HUC10 0406010402)](https://ontology.bommaritollc.com/id/01a0de92-1df1-73fb-8286-b5c06c414568)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c26f-74c0-b492-be32bef2c33c)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-575f-71c3-8280-b34e5f3369c9)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-179f-7052-8834-e14dc996d8b0)
- `schema:containedInPlace`:
  - [Leelanau County](https://ontology.bommaritollc.com/id/01a0ca47-5dbd-7549-b337-3004a7af9bf8)
  - [Empire Township](https://ontology.bommaritollc.com/id/01a0ca47-6144-73b7-abcd-8aac3b05d375)
- `skos:prefLabel`: Old Baldy Dune

## Elsewhere

- [Wikidata Q33142374](https://www.wikidata.org/wiki/Q33142374) (proposed match (exactMatch))
- [USGS GNIS 633984](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/633984) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.78977&mlon=-86.07336#map=14/44.78977/-86.07336) (44.78977, -86.07336)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.78977,-86.07336)
- [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/Q33142374 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76b7-77de-afca-8efc1b0f6b29)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c26f-74c0-b492-be336e526763.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c26f-74c0-b492-be336e526763.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c26f-74c0-b492-be336e526763.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c26f-74c0-b492-be336e526763)
Cite as: Old Baldy Dune. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c26f-74c0-b492-be336e526763
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.