# shape of Dark Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c7d4-76af-a787-944b61eb2c42>

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

Location: 42.77605, -83.30635 (box -83.30762, 42.77474, -83.30509, 42.77737; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 624312](https://ontology.bommaritollc.com/id/01a0de2c-c7d5-7150-874f-372298be7266)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.306021 42.77737, -83.307617 42.776398, -83.307249 42.774738, -83.305889 42.775442, -83.306363 42.774959, -83.305461 42.774836, -83.305719 42.775353, -83.305087 42.776256, -83.305646 42.776921, -83.306225 42.776991, -83.306021 42.77737))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c7d4-76af-a787-944abd31ba2c)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.77605&mlon=-83.30635#map=14/42.77605/-83.30635) (42.77605, -83.30635)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.77605,-83.30635)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Dark Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b1aa-77c7-8e76-b21cbedb9816)
- Geometry of (1; `geo:hasGeometry`):
  - [Dark Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b1aa-77c7-8e76-b21cbedb9816)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c7d4-76af-a787-944b61eb2c42.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c7d4-76af-a787-944b61eb2c42.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c7d4-76af-a787-944b61eb2c42.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c7d4-76af-a787-944b61eb2c42)
Cite as: shape of Dark Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-c7d4-76af-a787-944b61eb2c42
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.