# shape of Marblehead Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cf3b-7512-a1c7-be7c6c60b67e>

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

Location: 45.99466, -86.12915 (box -86.13387, 45.98812, -86.12442, 46.00119; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 631538](https://ontology.bommaritollc.com/id/01a0de2c-cf3b-7512-a1c7-be826b976220)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-86.125152 45.995284, -86.125433 45.995489, -86.124848 45.995431, -86.124819 45.995788, -86.125346 45.996093, -86.124469 45.996439, -86.126221 45.99711, -86.127078 45.998906, -86.127929 45.99905, -86.128505 45.998726, -86.128788 45.99909, -86.127991 45.999474, -86.12911 45.999685, -86.128336 46.000025, -86.129866 46.000636, -86.130073 46.001103, -86.130608 46.001134, -86.13055 46.000557, -86.133426 46.001192, -86.133872 46.000603, -86.132968 46.000715, -86.132383 46.000261, -86.132886 45.999872, -86.132067 45.999766, -86.132305 45.998792, -86.130699 45.996864, -86.130299 45.995696, -86.130419 45.99443, -86.132629 45.991863, -86.13116 45.988123, -86.131095 45.989681, -86.129352 45.990234, -86.127459 45.99147, -86.127522 45.991855, -86.129099 45.991269, -86.127576 45.992147, -86.126969 45.992058, -86.12648 45.992773, -86.126007 45.992679, -86.126361 45.993268, -86.12535 45.993982, -86.1258 45.994148, -86.12442 45.994554, -86.125152 45.995284), (-86.128553 45.99663, -86.126827 45.995999, -86.125504 45.996104, -86.125315 45.995775, -86.126536 45.995664, -86.126141 45.995209, -86.127394 45.995164, -86.127347 45.995664, -86.128482 45.99613, -86.128553 45.99663), (-86.126392 45.994214, -86.126912 45.994154, -86.127047 45.995082, -86.125857 45.994555, -86.126392 45.994214), (-86.127892 45.997179, -86.128349 45.997767, -86.127924 45.997734, -86.127892 45.997179))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cf3a-76e1-b22d-a30c4853d404)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=45.99466&mlon=-86.12915#map=14/45.99466/-86.12915) (45.99466, -86.12915)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=45.99466,-86.12915)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Marblehead Lake](https://ontology.bommaritollc.com/id/01a0ddfe-be44-71ba-bcdf-f71ad4cb8e50)
- Geometry of (1; `geo:hasGeometry`):
  - [Marblehead Lake](https://ontology.bommaritollc.com/id/01a0ddfe-be44-71ba-bcdf-f71ad4cb8e50)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cf3b-7512-a1c7-be7c6c60b67e.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cf3b-7512-a1c7-be7c6c60b67e.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cf3b-7512-a1c7-be7c6c60b67e.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cf3b-7512-a1c7-be7c6c60b67e)
Cite as: shape of Marblehead Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-cf3b-7512-a1c7-be7c6c60b67e
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.