# shape of Simpson Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d58d-771f-b1a3-3fd5b1937cd5>

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

Location: 42.82918, -83.54617 (box -83.54864, 42.82792, -83.54370, 42.83044; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 637988](https://ontology.bommaritollc.com/id/01a0de2c-d58e-75f8-955d-1dd6cc25b41f)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.543704 42.82949, -83.544409 42.830441, -83.546245 42.829404, -83.548643 42.8302, -83.548483 42.829568, -83.54752 42.828746, -83.54636 42.828422, -83.546317 42.827917, -83.545881 42.828466, -83.544345 42.828758, -83.543704 42.82949))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d58d-771f-b1a3-3fd48bce1ab2)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.82918&mlon=-83.54617#map=14/42.82918/-83.54617) (42.82918, -83.54617)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.82918,-83.54617)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Simpson Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c910-71fc-bae7-bb2464f9ffd0)
- Geometry of (1; `geo:hasGeometry`):
  - [Simpson Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c910-71fc-bae7-bb2464f9ffd0)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d58d-771f-b1a3-3fd5b1937cd5.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d58d-771f-b1a3-3fd5b1937cd5.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d58d-771f-b1a3-3fd5b1937cd5.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d58d-771f-b1a3-3fd5b1937cd5)
Cite as: shape of Simpson Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-d58d-771f-b1a3-3fd5b1937cd5
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.