# shape of Clam Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c6b1-7405-8432-199bd04204ff>

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

Location: 42.78106, -83.17366 (box -83.17705, 42.77905, -83.17026, 42.78307; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 623326](https://ontology.bommaritollc.com/id/01a0de2c-c6b2-72b3-95de-a6898d58a6a6)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.170261 42.779563, -83.171625 42.780014, -83.171242 42.779734, -83.172446 42.77955, -83.173418 42.780007, -83.173506 42.781933, -83.174233 42.783071, -83.176063 42.782564, -83.176885 42.781556, -83.177053 42.780978, -83.176313 42.780626, -83.174034 42.780791, -83.172992 42.779266, -83.171648 42.779493, -83.171529 42.779048, -83.170261 42.779563))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c6b1-7405-8432-199a5197eb27)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.78106&mlon=-83.17366#map=14/42.78106/-83.17366) (42.78106, -83.17366)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.78106,-83.17366)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Clam Lake](https://ontology.bommaritollc.com/id/01a0ddfe-af6e-72f8-a5b1-22413a414888)
- Geometry of (1; `geo:hasGeometry`):
  - [Clam Lake](https://ontology.bommaritollc.com/id/01a0ddfe-af6e-72f8-a5b1-22413a414888)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c6b1-7405-8432-199bd04204ff.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c6b1-7405-8432-199bd04204ff.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c6b1-7405-8432-199bd04204ff.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c6b1-7405-8432-199bd04204ff)
Cite as: shape of Clam Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-c6b1-7405-8432-199bd04204ff
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.