# The Bluff

The Bluff is a cliff in [Duncan Township](https://ontology.bommaritollc.com/id/01a0ca47-6e52-7420-938c-d1cfede845fb), [Houghton County](https://ontology.bommaritollc.com/id/01a0ca47-5837-77b7-8da4-931131405a4c), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Middle Branch Ontonagon River (HUC10 0402010202)](https://ontology.bommaritollc.com/id/01a0de92-1c26-776e-8b42-000ac7ea113b) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d8ed-7611-96b8-2794d079ddd8>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Houghton County](https://ontology.bommaritollc.com/id/01a0ca47-5837-77b7-8da4-931131405a4c) › [Duncan Township](https://ontology.bommaritollc.com/id/01a0ca47-6e52-7420-938c-d1cfede845fb)

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

Location: 46.44606, -88.96625 (box -88.96625, 46.44606, -88.96625, 46.44606; west, south, east, north)

- `adms:identifier`: [gnis 1621890](https://ontology.bommaritollc.com/id/01a0ddfe-d8ee-7439-8789-5230208e08d5)
- `dcterms:type`: [cliff](https://ontology.bommaritollc.com/vocab/geo/gnisCliff)
- `geo:hasDefaultGeometry`: [point of The Bluff](https://ontology.bommaritollc.com/id/01a0ddff-1656-7079-8321-b7e449778804)
- `geo:hasGeometry`: [point of The Bluff](https://ontology.bommaritollc.com/id/01a0ddff-1656-7079-8321-b7e449778804)
- **in watershed** (`bcgeo:inWatershed`): [Middle Branch Ontonagon River (HUC10 0402010202)](https://ontology.bommaritollc.com/id/01a0de92-1c26-776e-8b42-000ac7ea113b)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d8ed-7611-96b8-27936c3a5058)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-684f-7140-84be-b0777c794641)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1567-76a9-a9fa-fbc1855db71e)
- `schema:containedInPlace`:
  - [Houghton County](https://ontology.bommaritollc.com/id/01a0ca47-5837-77b7-8da4-931131405a4c)
  - [Duncan Township](https://ontology.bommaritollc.com/id/01a0ca47-6e52-7420-938c-d1cfede845fb)
- `skos:prefLabel`: The Bluff

## Elsewhere

- [Wikidata Q49471015](https://www.wikidata.org/wiki/Q49471015) (proposed match (exactMatch))
- [USGS GNIS 1621890](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1621890) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.44606&mlon=-88.96625#map=14/46.44606/-88.96625) (46.44606, -88.96625)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.44606,-88.96625)
- [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/Q49471015 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-792d-714b-8edb-9543f96fbdd8)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d8ed-7611-96b8-2794d079ddd8.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d8ed-7611-96b8-2794d079ddd8.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d8ed-7611-96b8-2794d079ddd8.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d8ed-7611-96b8-2794d079ddd8)
Cite as: The Bluff. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-d8ed-7611-96b8-2794d079ddd8
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.