# Bay Lake

Bay Lake is a lake in [Grant Township](https://ontology.bommaritollc.com/id/01a0ca47-70b6-7620-8fe0-e460baaefc02), [Keweenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5d2f-7501-b2ba-1fe0d1e4fc6a), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (8.0 ha), in the [Gratiot River-Frontal Lake Superior (HUC10 0402010304)](https://ontology.bommaritollc.com/id/01a0de92-1c39-769e-9095-69041203ae51) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-aaee-73d2-8a6c-dcca2acaf251>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Keweenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5d2f-7501-b2ba-1fe0d1e4fc6a) › [Grant Township](https://ontology.bommaritollc.com/id/01a0ca47-70b6-7620-8fe0-e460baaefc02)

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

Location: 47.40572, -87.76474 (box -87.76753, 47.40382, -87.76173, 47.40770; west, south, east, north)

- `adms:identifier`: [gnis 620784](https://ontology.bommaritollc.com/id/01a0ddfe-aaee-73d2-8a6c-dcd2e2162963)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Bay Lake](https://ontology.bommaritollc.com/id/01a0de2c-c40c-75a3-a5f3-7953c9baf9a5)
- `geo:hasGeometry`:
  - [point of Bay Lake](https://ontology.bommaritollc.com/id/01a0ddfe-e227-77fa-90dd-3033d3f6319a)
  - [shape of Bay Lake](https://ontology.bommaritollc.com/id/01a0de2c-c40c-75a3-a5f3-7953c9baf9a5)
- `geo:hasMetricArea`: 80099.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Gratiot River-Frontal Lake Superior (HUC10 0402010304)](https://ontology.bommaritollc.com/id/01a0de92-1c39-769e-9095-69041203ae51)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-aaee-73d2-8a6c-dcc958fd461f)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4508-76b2-813c-c578d3784995)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1582-70b9-b9df-7823ac7dd534)
- `schema:containedInPlace`:
  - [Keweenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5d2f-7501-b2ba-1fe0d1e4fc6a)
  - [Grant Township](https://ontology.bommaritollc.com/id/01a0ca47-70b6-7620-8fe0-e460baaefc02)
- `skos:prefLabel`: Bay Lake

## Elsewhere

- [Wikidata Q88270357](https://www.wikidata.org/wiki/Q88270357) (proposed match (exactMatch))
- [USGS GNIS 620784](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/620784) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=47.40572&mlon=-87.76474#map=14/47.40572/-87.76474) (47.40572, -87.76474)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=47.40572,-87.76474)
- [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/Q88270357 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7364-713d-9b93-cb57ec8bfeb6)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-aaee-73d2-8a6c-dcca2acaf251.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-aaee-73d2-8a6c-dcca2acaf251.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-aaee-73d2-8a6c-dcca2acaf251.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-aaee-73d2-8a6c-dcca2acaf251)
Cite as: Bay Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-aaee-73d2-8a6c-dcca2acaf251
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.