# shape of Twilight Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-df2e-7528-9920-dc6614e57f09>

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

Location: 46.21069, -86.49742 (box -86.50114, 46.20798, -86.49371, 46.21340; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 1621979](https://ontology.bommaritollc.com/id/01a0de2c-df2e-7528-9920-dc6c22d5059f)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-86.500434 46.211902, -86.501141 46.211527, -86.501085 46.210753, -86.498628 46.208021, -86.497403 46.207977, -86.493957 46.208966, -86.493709 46.210178, -86.496913 46.213264, -86.497568 46.213399, -86.500434 46.211902))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-df2e-7528-9920-dc654dea8670)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.21069&mlon=-86.49742#map=14/46.21069/-86.49742) (46.21069, -86.49742)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.21069,-86.49742)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Twilight Lake](https://ontology.bommaritollc.com/id/01a0ddfe-d91c-7248-8a05-fb15c984a645)
- Geometry of (1; `geo:hasGeometry`):
  - [Twilight Lake](https://ontology.bommaritollc.com/id/01a0ddfe-d91c-7248-8a05-fb15c984a645)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-df2e-7528-9920-dc6614e57f09.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-df2e-7528-9920-dc6614e57f09.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-df2e-7528-9920-dc6614e57f09.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-df2e-7528-9920-dc6614e57f09)
Cite as: shape of Twilight Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-df2e-7528-9920-dc6614e57f09
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.