# shape of Blue Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c51b-70ff-975e-9faa59ec2ec1>

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

Location: 42.51888, -85.46935 (box -85.47148, 42.51760, -85.46722, 42.52015; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 621630](https://ontology.bommaritollc.com/id/01a0de2c-c51c-7558-acde-b9b3985c1f20)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.471377 42.51906, -85.471479 42.51839, -85.469692 42.517716, -85.467911 42.517604, -85.467221 42.518032, -85.467276 42.519139, -85.470883 42.520152, -85.471377 42.51906))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c51b-70ff-975e-9fa911816f71)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.51888&mlon=-85.46935#map=14/42.51888/-85.46935) (42.51888, -85.46935)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.51888,-85.46935)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Blue Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ac9f-7109-8b4b-734cd8cf3870)
- Geometry of (1; `geo:hasGeometry`):
  - [Blue Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ac9f-7109-8b4b-734cd8cf3870)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c51b-70ff-975e-9faa59ec2ec1.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c51b-70ff-975e-9faa59ec2ec1.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c51b-70ff-975e-9faa59ec2ec1.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c51b-70ff-975e-9faa59ec2ec1)
Cite as: shape of Blue Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-c51b-70ff-975e-9faa59ec2ec1
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.