# shape of Birkle Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c4e7-73c6-8300-f2b0e2c00b94>

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

Location: 42.20281, -83.84647 (box -83.84873, 42.20217, -83.84422, 42.20345; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 621443](https://ontology.bommaritollc.com/id/01a0de2c-c4e7-73c6-8300-f2b62e50127c)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.848374 42.202556, -83.845894 42.202174, -83.844222 42.202579, -83.847865 42.203448, -83.848726 42.202915, -83.848374 42.202556))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c4e7-73c6-8300-f2af41dcaca8)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.20281&mlon=-83.84647#map=14/42.20281/-83.84647) (42.20281, -83.84647)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.20281,-83.84647)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Birkle Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ac38-71d0-a2a6-25adc739caf5)
- Geometry of (1; `geo:hasGeometry`):
  - [Birkle Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ac38-71d0-a2a6-25adc739caf5)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c4e7-73c6-8300-f2b0e2c00b94.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c4e7-73c6-8300-f2b0e2c00b94.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c4e7-73c6-8300-f2b0e2c00b94.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c4e7-73c6-8300-f2b0e2c00b94)
Cite as: shape of Birkle Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-c4e7-73c6-8300-f2b0e2c00b94
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.