# shape of Duncan Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c8e0-7732-875c-cd7ec2e777fe>

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

Location: 42.75443, -85.53145 (box -85.53866, 42.74274, -85.52424, 42.76611; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 624987](https://ontology.bommaritollc.com/id/01a0de2c-c8e1-7314-9246-c87aa8f3bed9)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.528402 42.761456, -85.529364 42.760723, -85.529425 42.760124, -85.530827 42.760345, -85.530013 42.761119, -85.530901 42.760669, -85.531425 42.759388, -85.532545 42.758367, -85.533955 42.758098, -85.532768 42.758675, -85.532163 42.759482, -85.534306 42.757851, -85.533768 42.757812, -85.53421 42.756806, -85.533749 42.754975, -85.534266 42.752253, -85.53772 42.748041, -85.538656 42.745384, -85.537835 42.744223, -85.537744 42.743151, -85.53706 42.742743, -85.536357 42.743416, -85.53609 42.746229, -85.532411 42.750404, -85.532021 42.752136, -85.532454 42.752581, -85.53152 42.753922, -85.532316 42.75582, -85.529293 42.75777, -85.527187 42.759907, -85.525503 42.764354, -85.524241 42.765343, -85.524419 42.766108, -85.526121 42.76546, -85.526712 42.764135, -85.526556 42.763321, -85.528402 42.761456))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c8e0-7732-875c-cd7d680b81b0)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.75443&mlon=-85.53145#map=14/42.75443/-85.53145) (42.75443, -85.53145)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.75443,-85.53145)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Duncan Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b307-75a4-8dde-fb3f994a069d)
- Geometry of (1; `geo:hasGeometry`):
  - [Duncan Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b307-75a4-8dde-fb3f994a069d)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c8e0-7732-875c-cd7ec2e777fe.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c8e0-7732-875c-cd7ec2e777fe.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c8e0-7732-875c-cd7ec2e777fe.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c8e0-7732-875c-cd7ec2e777fe)
Cite as: shape of Duncan Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-c8e0-7732-875c-cd7ec2e777fe
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.