# shape of Perch Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-de2e-7097-8749-dbbcda8fe682>

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

Location: 44.80057, -83.97903 (box -83.98198, 44.79824, -83.97607, 44.80291; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 1621208](https://ontology.bommaritollc.com/id/01a0de2c-de2f-7692-8438-4eab6d335719)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.978694 44.802361, -83.978617 44.802906, -83.980013 44.802154, -83.981402 44.802128, -83.981982 44.801178, -83.981555 44.79982, -83.980174 44.799847, -83.980319 44.799229, -83.980845 44.799526, -83.981059 44.799202, -83.979296 44.798244, -83.978236 44.798393, -83.979136 44.798821, -83.978876 44.799313, -83.976069 44.799927, -83.97687 44.802135, -83.977335 44.802284, -83.978037 44.802162, -83.978999 44.800648, -83.97935 44.80185, -83.978694 44.802361))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-de2e-7097-8749-dbbb9b720151)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.80057&mlon=-83.97903#map=14/44.80057/-83.97903) (44.80057, -83.97903)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.80057,-83.97903)
- [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-d74c-7508-be13-af3b655b00e3)
- Geometry of (1; `geo:hasGeometry`):
  - [Perch Lake](https://ontology.bommaritollc.com/id/01a0ddfe-d74c-7508-be13-af3b655b00e3)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-de2e-7097-8749-dbbcda8fe682.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-de2e-7097-8749-dbbcda8fe682.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-de2e-7097-8749-dbbcda8fe682.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-de2e-7097-8749-dbbcda8fe682)
Cite as: shape of Perch Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-de2e-7097-8749-dbbcda8fe682
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.