# shape of Spear Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d602-7385-8efb-d8c8cfcbaf94>

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

Location: 43.06215, -83.39511 (box -83.39849, 43.06075, -83.39172, 43.06354; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 638480](https://ontology.bommaritollc.com/id/01a0de2c-d602-7385-8efb-d8ce20d404e8)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.392446 43.060749, -83.39172 43.061298, -83.391975 43.062145, -83.393179 43.062201, -83.396405 43.063545, -83.398492 43.06165, -83.397407 43.060945, -83.396636 43.061308, -83.392446 43.060749))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d602-7385-8efb-d8c757e15131)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.06215&mlon=-83.39511#map=14/43.06215/-83.39511) (43.06215, -83.39511)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.06215,-83.39511)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Spear Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ca0e-75e7-984d-ecbfac935023)
- Geometry of (1; `geo:hasGeometry`):
  - [Spear Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ca0e-75e7-984d-ecbfac935023)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d602-7385-8efb-d8c8cfcbaf94.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d602-7385-8efb-d8c8cfcbaf94.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d602-7385-8efb-d8c8cfcbaf94.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d602-7385-8efb-d8c8cfcbaf94)
Cite as: shape of Spear Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-d602-7385-8efb-d8c8cfcbaf94
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.