# Ryan Lake

Ryan Lake is a lake in [Roscommon County](https://ontology.bommaritollc.com/id/01a0ca47-5e30-716d-bf6c-30c61f07cf12), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (6.1 ha), in the [Houghton Lake-Muskegon River (HUC10 0406010201)](https://ontology.bommaritollc.com/id/01a0de92-1dc2-76ed-b2fa-c19b79a51aee) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c6f8-75df-a5e3-bd861eb27890>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Roscommon County](https://ontology.bommaritollc.com/id/01a0ca47-5e30-716d-bf6c-30c61f07cf12)

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

Location: 44.31070, -84.61339 (box -84.61680, 44.30969, -84.61050, 44.31230; west, south, east, north)

- `adms:identifier`: [gnis 636438](https://ontology.bommaritollc.com/id/01a0ddfe-c6f9-74ff-8b4e-28dff5888638)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Ryan Lake](https://ontology.bommaritollc.com/id/01a0de2c-d452-719d-beba-15c630ea7cb9)
- `geo:hasGeometry`:
  - [point of Ryan Lake](https://ontology.bommaritollc.com/id/01a0ddff-00b5-7525-b69a-b2dfa4a1f1f4)
  - [shape of Ryan Lake](https://ontology.bommaritollc.com/id/01a0de2c-d452-719d-beba-15c630ea7cb9)
- `geo:hasMetricArea`: 61493.0 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Houghton Lake-Muskegon River (HUC10 0406010201)](https://ontology.bommaritollc.com/id/01a0de92-1dc2-76ed-b2fa-c19b79a51aee)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c6f8-75df-a5e3-bd85f7b3ba12)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5a95-757f-a96c-9571db472aa7)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1763-7620-b6d4-7aeb4726ec93)
- `schema:containedInPlace`:
  - [Roscommon County](https://ontology.bommaritollc.com/id/01a0ca47-5e30-716d-bf6c-30c61f07cf12)
  - [Backus Township](https://ontology.bommaritollc.com/id/01a0ca47-6b83-7724-9319-cdc9537ea95c)
  - [Denton Township](https://ontology.bommaritollc.com/id/01a0ca47-6dfc-776c-a3da-9c10277056e8)
- `skos:prefLabel`: Ryan Lake

## Elsewhere

- [Wikidata Q88277848](https://www.wikidata.org/wiki/Q88277848) (proposed match (exactMatch))
- [USGS GNIS 636438](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/636438) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.31070&mlon=-84.61339#map=14/44.31070/-84.61339) (44.31070, -84.61339)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.31070,-84.61339)
- [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/Q88277848 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76fe-7650-98c8-9adf0c93fcd7)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c6f8-75df-a5e3-bd861eb27890.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c6f8-75df-a5e3-bd861eb27890.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c6f8-75df-a5e3-bd861eb27890.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c6f8-75df-a5e3-bd861eb27890)
Cite as: Ryan Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c6f8-75df-a5e3-bd861eb27890
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.