# shape of Grass Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e17b9dd12a>

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

Location: 43.12298, -83.26302 (box -83.26408, 43.12211, -83.26196, 43.12385; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 627188](https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e7a90afe5e)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.262276 43.12234, -83.261961 43.122879, -83.262398 43.123687, -83.263322 43.123845, -83.262999 43.123061, -83.264085 43.122476, -83.263119 43.122111, -83.262276 43.12234))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e0d84117ce)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.12298&mlon=-83.26302#map=14/43.12298/-83.26302) (43.12298, -83.26302)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.12298,-83.26302)
- [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-b681-7090-870d-16f7a37bf33f)
- Geometry of (1; `geo:hasGeometry`):
  - [Grass Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b681-7090-870d-16f7a37bf33f)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e17b9dd12a.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e17b9dd12a.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e17b9dd12a.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e17b9dd12a)
Cite as: shape of Grass Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-cabc-7174-81f3-99e17b9dd12a
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.