# shape of Ionia Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cc83-7462-95d5-8b1fc0d6f0a7>

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

Location: 46.50732, -86.25455 (box -86.25779, 46.50416, -86.25131, 46.51049; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 629061](https://ontology.bommaritollc.com/id/01a0de2c-cc83-7462-95d5-8b25cf4ff66c)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-86.25131 46.50604, -86.251477 46.506622, -86.253316 46.506947, -86.2538 46.507548, -86.255267 46.507761, -86.255951 46.508303, -86.255718 46.510276, -86.256668 46.510485, -86.257793 46.510196, -86.257777 46.506076, -86.256881 46.504776, -86.256121 46.505166, -86.253235 46.50416, -86.25131 46.50604))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cc83-7462-95d5-8b1ec6420c80)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.50732&mlon=-86.25455#map=14/46.50732/-86.25455) (46.50732, -86.25455)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.50732,-86.25455)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Ionia Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b9a7-7130-8540-fbce0b12e11f)
- Geometry of (1; `geo:hasGeometry`):
  - [Ionia Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b9a7-7130-8540-fbce0b12e11f)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cc83-7462-95d5-8b1fc0d6f0a7.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cc83-7462-95d5-8b1fc0d6f0a7.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cc83-7462-95d5-8b1fc0d6f0a7.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cc83-7462-95d5-8b1fc0d6f0a7)
Cite as: shape of Ionia Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-cc83-7462-95d5-8b1fc0d6f0a7
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.