# shape of Madison Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cf1f-76ac-b9d9-25c94cf70cda>

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

Location: 43.42785, -84.73604 (box -84.73838, 43.42688, -84.73369, 43.42882; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 631314](https://ontology.bommaritollc.com/id/01a0de2c-cf20-7540-bacc-88a1362a2f4e)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-84.738384 43.426883, -84.736378 43.427168, -84.735389 43.427821, -84.734103 43.42751, -84.733695 43.428115, -84.735884 43.428824, -84.737781 43.428, -84.738384 43.426883))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cf1f-76ac-b9d9-25c8a9b25900)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.42785&mlon=-84.73604#map=14/43.42785/-84.73604) (43.42785, -84.73604)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.42785,-84.73604)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Madison Lake](https://ontology.bommaritollc.com/id/01a0ddfe-bdcb-7451-aa87-ab8021c19732)
- Geometry of (1; `geo:hasGeometry`):
  - [Madison Lake](https://ontology.bommaritollc.com/id/01a0ddfe-bdcb-7451-aa87-ab8021c19732)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cf1f-76ac-b9d9-25c94cf70cda.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cf1f-76ac-b9d9-25c94cf70cda.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cf1f-76ac-b9d9-25c94cf70cda.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cf1f-76ac-b9d9-25c94cf70cda)
Cite as: shape of Madison Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-cf1f-76ac-b9d9-25c94cf70cda
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.