# shape of Grass Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cabd-7767-9aaf-0c8a9d635f4e>

Type: [geo:Geometry](http://www.opengis.net/ont/geosparql#Geometry)

Location: 43.82184, -84.97710 (box -84.97831, 43.82014, -84.97590, 43.82355; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 627191](https://ontology.bommaritollc.com/id/01a0de2c-cabd-7767-9aaf-0c907ff23361)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-84.97633 43.823358, -84.978309 43.821595, -84.978185 43.820903, -84.97695 43.82014, -84.976002 43.820899, -84.976684 43.822287, -84.975898 43.823548, -84.97633 43.823358))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cabd-7767-9aaf-0c898102d1d8)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.82184&mlon=-84.97710#map=14/43.82184/-84.97710) (43.82184, -84.97710)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.82184,-84.97710)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Grass Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b682-7138-8b69-8dad9fdcac03)
- Geometry of (1; `geo:hasGeometry`):
  - [Grass Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b682-7138-8b69-8dad9fdcac03)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cabd-7767-9aaf-0c8a9d635f4e.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cabd-7767-9aaf-0c8a9d635f4e.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cabd-7767-9aaf-0c8a9d635f4e.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cabd-7767-9aaf-0c8a9d635f4e)
Cite as: shape of Grass Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-cabd-7767-9aaf-0c8a9d635f4e
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.