# shape of Ralston Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-dfe0-7595-98d2-90fe15b00847>

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

Location: 43.63433, -86.13634 (box -86.13820, 43.63353, -86.13448, 43.63513; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 1622381](https://ontology.bommaritollc.com/id/01a0de2c-dfe1-7707-b3a5-cf9dda4a78da)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-86.135506 43.633529, -86.134481 43.633851, -86.134844 43.634467, -86.136532 43.635131, -86.138156 43.635049, -86.138196 43.634212, -86.135506 43.633529))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-dfe0-7595-98d2-90fd8ed4e08c)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.63433&mlon=-86.13634#map=14/43.63433/-86.13634) (43.63433, -86.13634)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.63433,-86.13634)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Ralston Lake](https://ontology.bommaritollc.com/id/01a0ddfe-d9fe-759e-b43b-7fa9f3e5d98b)
- Geometry of (1; `geo:hasGeometry`):
  - [Ralston Lake](https://ontology.bommaritollc.com/id/01a0ddfe-d9fe-759e-b43b-7fa9f3e5d98b)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-dfe0-7595-98d2-90fe15b00847.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-dfe0-7595-98d2-90fe15b00847.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-dfe0-7595-98d2-90fe15b00847.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-dfe0-7595-98d2-90fe15b00847)
Cite as: shape of Ralston Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-dfe0-7595-98d2-90fe15b00847
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.