# shape of Black Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c4fc-755f-87c0-fa92bbece2d0>

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

Location: 42.72412, -85.39274 (box -85.39519, 42.72323, -85.39029, 42.72500; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 621506](https://ontology.bommaritollc.com/id/01a0de2c-c4fc-755f-87c0-fa98f0bfc878)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.391694 42.724999, -85.394855 42.724302, -85.395188 42.723703, -85.394166 42.723234, -85.392207 42.72388, -85.390646 42.723321, -85.390286 42.724014, -85.391694 42.724999))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c4fc-755f-87c0-fa91e2f8b6fc)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.72412&mlon=-85.39274#map=14/42.72412/-85.39274) (42.72412, -85.39274)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.72412,-85.39274)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Black Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ac5e-77d4-a0f6-869ff7a6de92)
- Geometry of (1; `geo:hasGeometry`):
  - [Black Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ac5e-77d4-a0f6-869ff7a6de92)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c4fc-755f-87c0-fa92bbece2d0.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c4fc-755f-87c0-fa92bbece2d0.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c4fc-755f-87c0-fa92bbece2d0.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c4fc-755f-87c0-fa92bbece2d0)
Cite as: shape of Black Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-c4fc-755f-87c0-fa92bbece2d0
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.