# shape of Perch Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d2aa-72eb-8da9-bfece57c6a52>

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

Location: 44.61410, -85.23382 (box -85.23684, 44.61216, -85.23079, 44.61603; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 634632](https://ontology.bommaritollc.com/id/01a0de2c-d2aa-72eb-8da9-bff2c9d7cb94)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.234517 44.612327, -85.230962 44.615358, -85.230793 44.616027, -85.231276 44.615709, -85.232956 44.615793, -85.236302 44.613771, -85.236841 44.612164, -85.235628 44.612635, -85.234517 44.612327))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d2aa-72eb-8da9-bfeb7a56bc01)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.61410&mlon=-85.23382#map=14/44.61410/-85.23382) (44.61410, -85.23382)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.61410,-85.23382)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Perch Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c39c-73d6-8510-95db057c3ebe)
- Geometry of (1; `geo:hasGeometry`):
  - [Perch Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c39c-73d6-8510-95db057c3ebe)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d2aa-72eb-8da9-bfece57c6a52.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d2aa-72eb-8da9-bfece57c6a52.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d2aa-72eb-8da9-bfece57c6a52.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d2aa-72eb-8da9-bfece57c6a52)
Cite as: shape of Perch Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-d2aa-72eb-8da9-bfece57c6a52
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.