# shape of Columbia Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c6f6-706c-89da-9a4b74091e8c>

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

Location: 42.16128, -83.94573 (box -83.95183, 42.15757, -83.93964, 42.16500; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 623639](https://ontology.bommaritollc.com/id/01a0de2c-c6f6-706c-89da-9a516e3662d6)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.943375 42.16109, -83.944311 42.161198, -83.944368 42.161545, -83.943591 42.161933, -83.943508 42.16344, -83.944954 42.164541, -83.946143 42.164078, -83.948409 42.165, -83.948644 42.163983, -83.949072 42.163891, -83.950653 42.164629, -83.951492 42.164775, -83.951833 42.164512, -83.950684 42.162934, -83.947191 42.161666, -83.946707 42.161251, -83.946948 42.160432, -83.944919 42.159571, -83.944174 42.160614, -83.94371 42.160579, -83.94176 42.157567, -83.939637 42.157575, -83.939898 42.15827, -83.943375 42.16109))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c6f6-706c-89da-9a4ab8950729)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.16128&mlon=-83.94573#map=14/42.16128/-83.94573) (42.16128, -83.94573)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.16128,-83.94573)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Columbia Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b062-7344-8be2-a619d4018034)
- Geometry of (1; `geo:hasGeometry`):
  - [Columbia Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b062-7344-8be2-a619d4018034)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c6f6-706c-89da-9a4b74091e8c.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c6f6-706c-89da-9a4b74091e8c.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c6f6-706c-89da-9a4b74091e8c.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c6f6-706c-89da-9a4b74091e8c)
Cite as: shape of Columbia Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-c6f6-706c-89da-9a4b74091e8c
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.