# Grass Lake

Grass Lake is a lake in [Fairplain Township](https://ontology.bommaritollc.com/id/01a0ca47-6f3f-74d4-a74e-cdb157f6befd), [Montcalm County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68e6d7edcf88), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (15.9 ha), in the [Flat River (HUC10 0405000602)](https://ontology.bommaritollc.com/id/01a0de92-1d87-7672-b8bb-dc3da2297c6b) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b681-7090-870d-17011e1fb6a0>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Montcalm County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68e6d7edcf88) › [Fairplain Township](https://ontology.bommaritollc.com/id/01a0ca47-6f3f-74d4-a74e-cdb157f6befd)

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

Location: 43.13369, -85.10251 (box -85.10487, 43.13094, -85.09545, 43.13742; west, south, east, north)

- `adms:identifier`: [gnis 627189](https://ontology.bommaritollc.com/id/01a0ddfe-b682-7138-8b69-8d9e6f59d78d)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Grass Lake](https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e9c5815b43)
- `geo:hasGeometry`:
  - [point of Grass Lake](https://ontology.bommaritollc.com/id/01a0ddfe-eada-775e-8b22-3512a127dac6)
  - [shape of Grass Lake](https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e9c5815b43)
- `geo:hasMetricArea`: 158595.4 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Flat River (HUC10 0405000602)](https://ontology.bommaritollc.com/id/01a0de92-1d87-7672-b8bb-dc3da2297c6b)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b681-7090-870d-17001afdd444)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4dd6-73fa-8af4-e4a24e0948ce)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-171d-771a-beb0-e9401cde0f93)
- `schema:containedInPlace`:
  - [Montcalm County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68e6d7edcf88)
  - [Fairplain Township](https://ontology.bommaritollc.com/id/01a0ca47-6f3f-74d4-a74e-cdb157f6befd)
- `skos:prefLabel`: Grass Lake

## Elsewhere

- [Wikidata Q33257100](https://www.wikidata.org/wiki/Q33257100) (proposed match (exactMatch))
- [USGS GNIS 627189](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/627189) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.13369&mlon=-85.10251#map=14/43.13369/-85.10251) (43.13369, -85.10251)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.13369,-85.10251)
- [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/Q33257100 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-74a8-71e9-903d-ff8399c8ab10)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b681-7090-870d-17011e1fb6a0.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b681-7090-870d-17011e1fb6a0.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b681-7090-870d-17011e1fb6a0.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b681-7090-870d-17011e1fb6a0)
Cite as: Grass Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-b681-7090-870d-17011e1fb6a0
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.