# Ryan Drain

Ryan Drain is a canal in [Denmark Township](https://ontology.bommaritollc.com/id/01a0ca47-6031-76c0-a19f-4b19d7c94ff3), [Tuscola County](https://ontology.bommaritollc.com/id/01a0ca47-5952-7651-8dce-d12b8ac1963f), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Sebewaing River-Frontal Lake Huron (HUC10 0408010301)](https://ontology.bommaritollc.com/id/01a0de92-1e6a-773a-9f33-1d21e1a7ea24) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c6f5-72ad-bc5c-3ce1f451e446>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Tuscola County](https://ontology.bommaritollc.com/id/01a0ca47-5952-7651-8dce-d12b8ac1963f) › [Denmark Township](https://ontology.bommaritollc.com/id/01a0ca47-6031-76c0-a19f-4b19d7c94ff3)

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

Location: 43.47225, -83.69302 (box -83.69302, 43.47225, -83.69302, 43.47225; west, south, east, north)

- `adms:identifier`: [gnis 636432](https://ontology.bommaritollc.com/id/01a0ddfe-c6f5-72ad-bc5c-3cea0fa42c36)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [point of Ryan Drain](https://ontology.bommaritollc.com/id/01a0ddff-00b3-7515-a012-3037c3b2c1d6)
- `geo:hasGeometry`: [point of Ryan Drain](https://ontology.bommaritollc.com/id/01a0ddff-00b3-7515-a012-3037c3b2c1d6)
- **in watershed** (`bcgeo:inWatershed`): [Sebewaing River-Frontal Lake Huron (HUC10 0408010301)](https://ontology.bommaritollc.com/id/01a0de92-1e6a-773a-9f33-1d21e1a7ea24)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c6f5-72ad-bc5c-3ce09e314a01)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5a93-70b7-b801-ff90a5db8c4d)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-182e-7716-9d74-ca76033e3abf)
- `schema:containedInPlace`:
  - [Tuscola County](https://ontology.bommaritollc.com/id/01a0ca47-5952-7651-8dce-d12b8ac1963f)
  - [Denmark Township](https://ontology.bommaritollc.com/id/01a0ca47-6031-76c0-a19f-4b19d7c94ff3)
- `skos:prefLabel`: Ryan Drain

## Elsewhere

- [Wikidata Q33212481](https://www.wikidata.org/wiki/Q33212481) (proposed match (exactMatch))
- [USGS GNIS 636432](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/636432) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.47225&mlon=-83.69302#map=14/43.47225/-83.69302) (43.47225, -83.69302)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.47225,-83.69302)
- [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/Q33212481 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76fe-7650-98c8-9ad3ea50c70a)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c6f5-72ad-bc5c-3ce1f451e446.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c6f5-72ad-bc5c-3ce1f451e446.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c6f5-72ad-bc5c-3ce1f451e446.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c6f5-72ad-bc5c-3ce1f451e446)
Cite as: Ryan Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c6f5-72ad-bc5c-3ce1f451e446
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.