# shape of Gunpowder Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cafe-7153-a6d7-a34873f4f022>

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

Location: 46.48532, -87.63359 (box -87.63466, 46.48456, -87.63253, 46.48608; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 627543](https://ontology.bommaritollc.com/id/01a0de2c-cafe-7153-a6d7-a34e1001b69a)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-87.632532 46.485083, -87.632677 46.485674, -87.634657 46.48608, -87.634248 46.485017, -87.633521 46.484555, -87.632625 46.484559, -87.632532 46.485083))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cafe-7153-a6d7-a347e051fd01)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.48532&mlon=-87.63359#map=14/46.48532/-87.63359) (46.48532, -87.63359)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.48532,-87.63359)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Gunpowder Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b707-7769-b42d-10218a2c6943)
- Geometry of (1; `geo:hasGeometry`):
  - [Gunpowder Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b707-7769-b42d-10218a2c6943)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cafe-7153-a6d7-a34873f4f022.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cafe-7153-a6d7-a34873f4f022.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cafe-7153-a6d7-a34873f4f022.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cafe-7153-a6d7-a34873f4f022)
Cite as: shape of Gunpowder Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-cafe-7153-a6d7-a34873f4f022
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.