# shape of Grey Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-e08f-710f-8be9-3d4b4123c86a>

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

Location: 41.83760, -85.41191 (box -85.41480, 41.83454, -85.40901, 41.84067; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 1624583](https://ontology.bommaritollc.com/id/01a0de2c-e090-71ff-a32f-c480f7fb7ba5)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.41305 41.838423, -85.414732 41.836524, -85.414799 41.83564, -85.413015 41.834706, -85.410909 41.834535, -85.410094 41.834996, -85.409014 41.837192, -85.409461 41.838542, -85.411273 41.840667, -85.41244 41.840267, -85.412617 41.839927, -85.412228 41.839954, -85.412778 41.839383, -85.412368 41.838785, -85.41305 41.838423))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-e08f-710f-8be9-3d4a986420ca)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=41.83760&mlon=-85.41191#map=14/41.83760/-85.41191) (41.83760, -85.41191)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=41.83760,-85.41191)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Grey Lake](https://ontology.bommaritollc.com/id/01a0ddfe-db9d-7370-af84-3f6f9b32a1e5)
- Geometry of (1; `geo:hasGeometry`):
  - [Grey Lake](https://ontology.bommaritollc.com/id/01a0ddfe-db9d-7370-af84-3f6f9b32a1e5)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-e08f-710f-8be9-3d4b4123c86a.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-e08f-710f-8be9-3d4b4123c86a.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-e08f-710f-8be9-3d4b4123c86a.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-e08f-710f-8be9-3d4b4123c86a)
Cite as: shape of Grey Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-e08f-710f-8be9-3d4b4123c86a
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.