# shape of Crystal Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c7be-76d8-978f-ebc1360ee93c>

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

Location: 42.80780, -83.58683 (box -83.58797, 42.80680, -83.58569, 42.80881; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 624182](https://ontology.bommaritollc.com/id/01a0de2c-c7be-76d8-978f-ebc72b5edf5d)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.587967 42.806798, -83.587052 42.807274, -83.586598 42.807088, -83.585686 42.807897, -83.586006 42.808806, -83.586991 42.808643, -83.586621 42.808316, -83.587705 42.807589, -83.587967 42.806798))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c7be-76d8-978f-ebc0bc9733b1)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.80780&mlon=-83.58683#map=14/42.80780/-83.58683) (42.80780, -83.58683)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.80780,-83.58683)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Crystal Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b181-73c7-9dda-ec3f0cc6cb2e)
- Geometry of (1; `geo:hasGeometry`):
  - [Crystal Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b181-73c7-9dda-ec3f0cc6cb2e)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c7be-76d8-978f-ebc1360ee93c.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c7be-76d8-978f-ebc1360ee93c.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c7be-76d8-978f-ebc1360ee93c.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c7be-76d8-978f-ebc1360ee93c)
Cite as: shape of Crystal Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-c7be-76d8-978f-ebc1360ee93c
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.