# shape of McMahon Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cfe3-7241-967a-9cd7b64a1ba5>

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

Location: 46.55280, -85.57056 (box -85.57434, 46.55027, -85.56678, 46.55533; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 631988](https://ontology.bommaritollc.com/id/01a0de2c-cfe3-7241-967a-9cdd0f6a475e)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.568568 46.551937, -85.568036 46.552955, -85.566777 46.553138, -85.568133 46.553462, -85.569218 46.554862, -85.571509 46.555335, -85.572123 46.555268, -85.572047 46.554657, -85.573213 46.554814, -85.572587 46.553861, -85.572946 46.55356, -85.574345 46.553538, -85.57404 46.551371, -85.572695 46.551019, -85.572671 46.551491, -85.572123 46.551471, -85.571435 46.550691, -85.569758 46.550269, -85.568758 46.55082, -85.569105 46.551404, -85.568568 46.551937))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cfe3-7241-967a-9cd6be96a0df)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.55280&mlon=-85.57056#map=14/46.55280/-85.57056) (46.55280, -85.57056)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.55280,-85.57056)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [McMahon Lake](https://ontology.bommaritollc.com/id/01a0ddfe-bedf-737f-ad89-3f2e1dc92d00)
- Geometry of (1; `geo:hasGeometry`):
  - [McMahon Lake](https://ontology.bommaritollc.com/id/01a0ddfe-bedf-737f-ad89-3f2e1dc92d00)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cfe3-7241-967a-9cd7b64a1ba5.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cfe3-7241-967a-9cd7b64a1ba5.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cfe3-7241-967a-9cd7b64a1ba5.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cfe3-7241-967a-9cd7b64a1ba5)
Cite as: shape of McMahon Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-cfe3-7241-967a-9cd7b64a1ba5
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.