# shape of Welch Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d8b5-7649-a5da-e4ba32f2b88a>

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

Location: 42.30181, -84.25081 (box -84.25695, 42.29825, -84.24468, 42.30536; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 1615983](https://ontology.bommaritollc.com/id/01a0de2c-d8b6-75a7-8770-a16333d3ce38)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-84.246571 42.30517, -84.247501 42.304635, -84.248462 42.304928, -84.249733 42.304601, -84.250647 42.304025, -84.253354 42.304363, -84.254056 42.305255, -84.256356 42.305362, -84.256948 42.304894, -84.256195 42.304145, -84.253356 42.303036, -84.253093 42.300238, -84.251584 42.299902, -84.251029 42.299128, -84.249689 42.299161, -84.249054 42.298254, -84.245514 42.299895, -84.244863 42.301006, -84.244675 42.303398, -84.245367 42.304636, -84.246571 42.30517))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d8b5-7649-a5da-e4b93affcf8c)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.30181&mlon=-84.25081#map=14/42.30181/-84.25081) (42.30181, -84.25081)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.30181,-84.25081)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Welch Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ce59-77a4-b75f-a61a7db09cea)
- Geometry of (1; `geo:hasGeometry`):
  - [Welch Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ce59-77a4-b75f-a61a7db09cea)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d8b5-7649-a5da-e4ba32f2b88a.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d8b5-7649-a5da-e4ba32f2b88a.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d8b5-7649-a5da-e4ba32f2b88a.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d8b5-7649-a5da-e4ba32f2b88a)
Cite as: shape of Welch Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-d8b5-7649-a5da-e4ba32f2b88a
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.