# shape of Blacksmith Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-da9b-7072-b394-dd10259cb88f>

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

Location: 43.57676, -85.81004 (box -85.81285, 43.57399, -85.80723, 43.57953; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 1619245](https://ontology.bommaritollc.com/id/01a0de2c-da9c-70b1-a973-70f22ef92e04)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.811795 43.577598, -85.812851 43.576604, -85.811725 43.575716, -85.812192 43.575079, -85.811561 43.573988, -85.810388 43.574751, -85.811189 43.575892, -85.809733 43.576568, -85.809462 43.577303, -85.808262 43.577361, -85.807226 43.579129, -85.807868 43.579534, -85.809106 43.579493, -85.811795 43.577598))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-da9b-7072-b394-dd0f03d9ceeb)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.57676&mlon=-85.81004#map=14/43.57676/-85.81004) (43.57676, -85.81004)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.57676,-85.81004)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Blacksmith Lake](https://ontology.bommaritollc.com/id/01a0ddfe-d23c-72ea-a078-9deb908dc403)
- Geometry of (1; `geo:hasGeometry`):
  - [Blacksmith Lake](https://ontology.bommaritollc.com/id/01a0ddfe-d23c-72ea-a078-9deb908dc403)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-da9b-7072-b394-dd10259cb88f.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-da9b-7072-b394-dd10259cb88f.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-da9b-7072-b394-dd10259cb88f.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-da9b-7072-b394-dd10259cb88f)
Cite as: shape of Blacksmith Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-da9b-7072-b394-dd10259cb88f
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.