# shape of Shiawassee Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d506-76cd-8d73-aaa0d3c43a1a>

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

Location: 42.73291, -83.51880 (box -83.52199, 42.73092, -83.51561, 42.73489; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 637789](https://ontology.bommaritollc.com/id/01a0de2c-d506-76cd-8d73-aaa657707a71)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.515995 42.73192, -83.517423 42.732303, -83.517586 42.733823, -83.518822 42.734894, -83.521987 42.73415, -83.521451 42.733196, -83.521656 42.732748, -83.519207 42.733543, -83.51832 42.731544, -83.516462 42.730925, -83.515606 42.731491, -83.515995 42.73192))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d506-76cd-8d73-aa9fb9fbd45b)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.73291&mlon=-83.51880#map=14/42.73291/-83.51880) (42.73291, -83.51880)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.73291,-83.51880)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Shiawassee Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c86e-7426-9505-a42b001e2ecb)
- Geometry of (1; `geo:hasGeometry`):
  - [Shiawassee Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c86e-7426-9505-a42b001e2ecb)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d506-76cd-8d73-aaa0d3c43a1a.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d506-76cd-8d73-aaa0d3c43a1a.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d506-76cd-8d73-aaa0d3c43a1a.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d506-76cd-8d73-aaa0d3c43a1a)
Cite as: shape of Shiawassee Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-d506-76cd-8d73-aaa0d3c43a1a
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.