# shape of Perch Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d2a9-7062-9a6a-af5a76c07b35>

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

Location: 44.48981, -83.72556 (box -83.72775, 44.48843, -83.72338, 44.49119; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 634631](https://ontology.bommaritollc.com/id/01a0de2c-d2aa-72eb-8da9-bfeab277044a)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.726891 44.488434, -83.725463 44.489302, -83.723424 44.489619, -83.723375 44.490252, -83.724269 44.491193, -83.726832 44.490385, -83.727754 44.489038, -83.726891 44.488434))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d2a9-7062-9a6a-af59f926a78e)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.48981&mlon=-83.72556#map=14/44.48981/-83.72556) (44.48981, -83.72556)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.48981,-83.72556)
- [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-c39b-7234-991d-236bf93598c1)
- Geometry of (1; `geo:hasGeometry`):
  - [Perch Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c39b-7234-991d-236bf93598c1)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d2a9-7062-9a6a-af5a76c07b35.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d2a9-7062-9a6a-af5a76c07b35.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d2a9-7062-9a6a-af5a76c07b35.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d2a9-7062-9a6a-af5a76c07b35)
Cite as: shape of Perch Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-d2a9-7062-9a6a-af5a76c07b35
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.