# shape of Powell Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d343-7685-84d0-afa0d242e6e5>

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

Location: 42.81267, -83.27332 (box -83.27657, 42.81042, -83.27006, 42.81492; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 635374](https://ontology.bommaritollc.com/id/01a0de2c-d344-735a-9d9b-09856f831a5d)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.271428 42.813123, -83.272246 42.814088, -83.273446 42.814028, -83.275538 42.814917, -83.276567 42.814831, -83.276456 42.814399, -83.274135 42.813006, -83.274457 42.812478, -83.274178 42.811625, -83.273802 42.811652, -83.273047 42.810567, -83.272128 42.810421, -83.272259 42.811111, -83.270556 42.812056, -83.270648 42.812675, -83.270064 42.81255, -83.27016 42.813036, -83.271428 42.813123))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d343-7685-84d0-af9f80f29c7e)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.81267&mlon=-83.27332#map=14/42.81267/-83.27332) (42.81267, -83.27332)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.81267,-83.27332)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Powell Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c4f8-72b2-9671-43d56188f875)
- Geometry of (1; `geo:hasGeometry`):
  - [Powell Lake](https://ontology.bommaritollc.com/id/01a0ddfe-c4f8-72b2-9671-43d56188f875)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d343-7685-84d0-afa0d242e6e5.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d343-7685-84d0-afa0d242e6e5.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d343-7685-84d0-afa0d242e6e5.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d343-7685-84d0-afa0d242e6e5)
Cite as: shape of Powell Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-d343-7685-84d0-afa0d242e6e5
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.