# shape of Grampian Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-caab-7384-953c-bcb911bd0048>

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

Location: 42.81077, -83.22650 (box -83.22857, 42.80947, -83.22444, 42.81208; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 627079](https://ontology.bommaritollc.com/id/01a0de2c-caac-7499-b7cf-1c7fe98a4058)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.224441 42.810645, -83.226852 42.812076, -83.228566 42.811352, -83.228273 42.810851, -83.225808 42.810174, -83.225989 42.809466, -83.225092 42.809775, -83.224441 42.810645))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-caab-7384-953c-bcb81359a34a)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.81077&mlon=-83.22650#map=14/42.81077/-83.22650) (42.81077, -83.22650)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.81077,-83.22650)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Grampian Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b618-7091-8695-c453d67dc0e0)
- Geometry of (1; `geo:hasGeometry`):
  - [Grampian Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b618-7091-8695-c453d67dc0e0)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-caab-7384-953c-bcb911bd0048.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-caab-7384-953c-bcb911bd0048.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-caab-7384-953c-bcb911bd0048.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-caab-7384-953c-bcb911bd0048)
Cite as: shape of Grampian Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-caab-7384-953c-bcb911bd0048
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.