# Barker Lake

Barker Lake is a lake in [Grayling Township](https://ontology.bommaritollc.com/id/01a0ca47-702f-70fb-bebd-db3296b1732f), [Crawford County](https://ontology.bommaritollc.com/id/01a0ca47-5aed-72c2-8f07-94c56ff8234b), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (1.1 ha), in the [East Branch Au Sable River-Au Sable River (HUC10 0407000703)](https://ontology.bommaritollc.com/id/01a0de92-1e44-7192-8a7d-230e7024b245) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-aa9f-7196-9d2a-fdb252883e94>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Crawford County](https://ontology.bommaritollc.com/id/01a0ca47-5aed-72c2-8f07-94c56ff8234b) › [Grayling Township](https://ontology.bommaritollc.com/id/01a0ca47-702f-70fb-bebd-db3296b1732f)

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

Location: 44.62646, -84.67230 (box -84.67289, 44.62596, -84.67151, 44.62690; west, south, east, north)

- `adms:identifier`: [gnis 620607](https://ontology.bommaritollc.com/id/01a0ddfe-aa9f-7196-9d2a-fdbbc31e01d5)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Barker Lake](https://ontology.bommaritollc.com/id/01a0de2c-c3de-70e8-978d-d7437ffecd01)
- `geo:hasGeometry`:
  - [point of Barker Lake](https://ontology.bommaritollc.com/id/01a0ddfe-e1fe-7689-b95d-2746506352f1)
  - [shape of Barker Lake](https://ontology.bommaritollc.com/id/01a0de2c-c3de-70e8-978d-d7437ffecd01)
- `geo:hasMetricArea`: 10711.4 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [East Branch Au Sable River-Au Sable River (HUC10 0407000703)](https://ontology.bommaritollc.com/id/01a0de92-1e44-7192-8a7d-230e7024b245)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-aa9f-7196-9d2a-fdb17ff0ade3)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-44ce-7497-818d-f9e40bb6fe6c)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1805-7712-afbc-a2ba16da61d7)
- `schema:containedInPlace`:
  - [Crawford County](https://ontology.bommaritollc.com/id/01a0ca47-5aed-72c2-8f07-94c56ff8234b)
  - [Grayling Township](https://ontology.bommaritollc.com/id/01a0ca47-702f-70fb-bebd-db3296b1732f)
- `skos:prefLabel`: Barker Lake

## Elsewhere

- [Wikidata Q88270288](https://www.wikidata.org/wiki/Q88270288) (proposed match (exactMatch))
- [USGS GNIS 620607](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/620607) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.62646&mlon=-84.67230#map=14/44.62646/-84.67230) (44.62646, -84.67230)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.62646,-84.67230)
- [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/Q88270288 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-735d-734b-95c7-1c468afec57b)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-aa9f-7196-9d2a-fdb252883e94.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-aa9f-7196-9d2a-fdb252883e94.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-aa9f-7196-9d2a-fdb252883e94.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-aa9f-7196-9d2a-fdb252883e94)
Cite as: Barker Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-aa9f-7196-9d2a-fdb252883e94
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.