# shape of Grass Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-e08e-710a-8e82-2aab4fad39f8>

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

Location: 41.79587, -85.56780 (box -85.57024, 41.79410, -85.56537, 41.79764; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 1624577](https://ontology.bommaritollc.com/id/01a0de2c-e08e-710a-8e82-2ab1f4b8c14a)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.566821 41.794273, -85.565368 41.79508, -85.565684 41.796243, -85.569235 41.797638, -85.570239 41.796161, -85.569755 41.794097, -85.566821 41.794273))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-e08e-710a-8e82-2aaa6a6e27c5)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=41.79587&mlon=-85.56780#map=14/41.79587/-85.56780) (41.79587, -85.56780)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=41.79587,-85.56780)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Grass Lake](https://ontology.bommaritollc.com/id/01a0ddfe-db9b-7358-9f69-d18a5479df22)
- Geometry of (1; `geo:hasGeometry`):
  - [Grass Lake](https://ontology.bommaritollc.com/id/01a0ddfe-db9b-7358-9f69-d18a5479df22)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-e08e-710a-8e82-2aab4fad39f8.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-e08e-710a-8e82-2aab4fad39f8.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-e08e-710a-8e82-2aab4fad39f8.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-e08e-710a-8e82-2aab4fad39f8)
Cite as: shape of Grass Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-e08e-710a-8e82-2aab4fad39f8
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.