# shape of Perch Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d2b0-704e-b312-b31d21f02713>

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

Location: 47.41416, -87.61163 (box -87.61547, 47.41212, -87.60780, 47.41619; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 634648](https://ontology.bommaritollc.com/id/01a0de2c-d2b1-701e-a046-e385810d49cc)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-87.611409 47.412392, -87.6078 47.412773, -87.608835 47.413541, -87.610581 47.413537, -87.610801 47.415838, -87.61192 47.416193, -87.614812 47.414573, -87.615385 47.413693, -87.615014 47.413793, -87.614911 47.413278, -87.615358 47.413512, -87.615466 47.413029, -87.615146 47.412625, -87.613385 47.412755, -87.611759 47.412124, -87.611409 47.412392))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d2b0-704e-b312-b31cda33937a)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=47.41416&mlon=-87.61163#map=14/47.41416/-87.61163) (47.41416, -87.61163)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=47.41416,-87.61163)
- [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-c3a6-743f-b92f-7ec57ce17025)
- Geometry of (1; `geo:hasGeometry`):
  - [Perch Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c3a6-743f-b92f-7ec57ce17025)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d2b0-704e-b312-b31d21f02713.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d2b0-704e-b312-b31d21f02713.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d2b0-704e-b312-b31d21f02713.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d2b0-704e-b312-b31d21f02713)
Cite as: shape of Perch Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-d2b0-704e-b312-b31d21f02713
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.