# Eighteen Mile Rapids

Eighteen Mile Rapids is a rapids in [McMillan Township](https://ontology.bommaritollc.com/id/01a0ca47-774e-71b1-9a0c-1331056b776b), [Ontonagon County](https://ontology.bommaritollc.com/id/01a0ca47-5836-7614-9fc1-e58d7711e8b8), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [South Branch Ontonagon River (HUC10 0402010201)](https://ontology.bommaritollc.com/id/01a0de92-1c24-73fe-927a-f36107e94bea) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-da21-76c6-82a2-a4198587bcc6>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Ontonagon County](https://ontology.bommaritollc.com/id/01a0ca47-5836-7614-9fc1-e58d7711e8b8) › [McMillan Township](https://ontology.bommaritollc.com/id/01a0ca47-774e-71b1-9a0c-1331056b776b)

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

Location: 46.45550, -89.29459 (box -89.29459, 46.45550, -89.29459, 46.45550; west, south, east, north)

- `adms:identifier`: [gnis 1622522](https://ontology.bommaritollc.com/id/01a0ddfe-da21-76c6-82a2-a42029086267)
- `dcterms:type`: [rapids](https://ontology.bommaritollc.com/vocab/geo/gnisRapids)
- `geo:hasDefaultGeometry`: [point of Eighteen Mile Rapids](https://ontology.bommaritollc.com/id/01a0ddff-1865-703c-bc88-d15437c3fb8c)
- `geo:hasGeometry`: [point of Eighteen Mile Rapids](https://ontology.bommaritollc.com/id/01a0ddff-1865-703c-bc88-d15437c3fb8c)
- **in watershed** (`bcgeo:inWatershed`): [South Branch Ontonagon River (HUC10 0402010201)](https://ontology.bommaritollc.com/id/01a0de92-1c24-73fe-927a-f36107e94bea)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-da21-76c6-82a2-a418fa53490f)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-694e-772e-bbbf-9902dbeca538)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1564-72f1-ae8b-722d7dee11e6)
- `schema:containedInPlace`:
  - [Ontonagon County](https://ontology.bommaritollc.com/id/01a0ca47-5836-7614-9fc1-e58d7711e8b8)
  - [McMillan Township](https://ontology.bommaritollc.com/id/01a0ca47-774e-71b1-9a0c-1331056b776b)
- `skos:prefLabel`: Eighteen Mile Rapids

## Elsewhere

- [Wikidata Q56570910](https://www.wikidata.org/wiki/Q56570910) (proposed match (exactMatch))
- [USGS GNIS 1622522](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1622522) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.45550&mlon=-89.29459#map=14/46.45550/-89.29459) (46.45550, -89.29459)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.45550,-89.29459)
- [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/Q56570910 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-793d-71a7-af00-5e67ea40a318)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-da21-76c6-82a2-a4198587bcc6.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-da21-76c6-82a2-a4198587bcc6.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-da21-76c6-82a2-a4198587bcc6.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-da21-76c6-82a2-a4198587bcc6)
Cite as: Eighteen Mile Rapids. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-da21-76c6-82a2-a4198587bcc6
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.