# shape of Helen Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cbbe-70a5-85f2-7d8093f11711>

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

Location: 46.32362, -87.92643 (box -87.93656, 46.32042, -87.91631, 46.32682; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 628062](https://ontology.bommaritollc.com/id/01a0de2c-cbbe-70a5-85f2-7d86ee322c51)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-87.929927 46.321227, -87.929321 46.321796, -87.92739 46.322105, -87.924876 46.321225, -87.923078 46.321288, -87.922687 46.322211, -87.921715 46.322401, -87.92151 46.321688, -87.920334 46.32141, -87.918656 46.32179, -87.917401 46.323092, -87.916551 46.323188, -87.916306 46.323799, -87.917502 46.325076, -87.920057 46.32423, -87.920792 46.324874, -87.919339 46.325339, -87.919512 46.326092, -87.922572 46.326816, -87.924264 46.325903, -87.925071 46.325953, -87.925094 46.325295, -87.926613 46.324002, -87.932232 46.323781, -87.932551 46.323133, -87.931961 46.32278, -87.930485 46.32291, -87.929716 46.323492, -87.931124 46.32101, -87.935218 46.322494, -87.936562 46.321818, -87.936303 46.320988, -87.935555 46.320551, -87.930755 46.32042, -87.929927 46.321227))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cbbe-70a5-85f2-7d7f1035463f)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.32362&mlon=-87.92643#map=14/46.32362/-87.92643) (46.32362, -87.92643)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.32362,-87.92643)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Helen Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b818-775a-9f41-a32d441b5810)
- Geometry of (1; `geo:hasGeometry`):
  - [Helen Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b818-775a-9f41-a32d441b5810)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cbbe-70a5-85f2-7d8093f11711.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cbbe-70a5-85f2-7d8093f11711.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cbbe-70a5-85f2-7d8093f11711.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cbbe-70a5-85f2-7d8093f11711)
Cite as: shape of Helen Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-cbbe-70a5-85f2-7d8093f11711
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.