# Grass Lake

Grass Lake is a lake in [Garfield Township](https://ontology.bommaritollc.com/id/01a0ca47-7011-744b-a593-43d711176c1d), [Mackinac County](https://ontology.bommaritollc.com/id/01a0ca47-5c59-72ef-9b47-f808d9d32f80), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (7.0 ha), in the [Sage River (HUC10 0402020202)](https://ontology.bommaritollc.com/id/01a0de92-1c7f-7031-b5f8-cdacf07b6999) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b68a-77e0-9a47-11152d4d7a5a>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Mackinac County](https://ontology.bommaritollc.com/id/01a0ca47-5c59-72ef-9b47-f808d9d32f80) › [Garfield Township](https://ontology.bommaritollc.com/id/01a0ca47-7011-744b-a593-43d711176c1d)

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

Location: 46.23763, -85.39121 (box -85.39319, 46.23571, -85.38872, 46.23956; west, south, east, north)

- `adms:identifier`: [gnis 627206](https://ontology.bommaritollc.com/id/01a0ddfe-b68e-745d-b731-fae6de9fc3d1)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Grass Lake](https://ontology.bommaritollc.com/id/01a0de2c-cac2-747c-b41f-49c9065afc40)
- `geo:hasGeometry`:
  - [point of Grass Lake](https://ontology.bommaritollc.com/id/01a0ddfe-eae0-7707-8868-a587f7399f4b)
  - [shape of Grass Lake](https://ontology.bommaritollc.com/id/01a0de2c-cac2-747c-b41f-49c9065afc40)
- `geo:hasMetricArea`: 69897.8 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Sage River (HUC10 0402020202)](https://ontology.bommaritollc.com/id/01a0de92-1c7f-7031-b5f8-cdacf07b6999)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b68a-77e0-9a47-111429eb8ca6)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4ddd-77f4-950c-736c00dadc34)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-15d5-7090-abe1-626f55906fe7)
- `schema:containedInPlace`:
  - [Mackinac County](https://ontology.bommaritollc.com/id/01a0ca47-5c59-72ef-9b47-f808d9d32f80)
  - [Garfield Township](https://ontology.bommaritollc.com/id/01a0ca47-7011-744b-a593-43d711176c1d)
- `skos:prefLabel`: Grass Lake

## Elsewhere

- [Wikidata Q88273195](https://www.wikidata.org/wiki/Q88273195) (proposed match (exactMatch))
- [USGS GNIS 627206](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/627206) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.23763&mlon=-85.39121#map=14/46.23763/-85.39121) (46.23763, -85.39121)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.23763,-85.39121)
- [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/Q88273195 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-74a9-761a-87f3-8b164f362703)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b68a-77e0-9a47-11152d4d7a5a.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b68a-77e0-9a47-11152d4d7a5a.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b68a-77e0-9a47-11152d4d7a5a.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b68a-77e0-9a47-11152d4d7a5a)
Cite as: Grass Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-b68a-77e0-9a47-11152d4d7a5a
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.