# shape of Armstrong Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0eb37aee53a5>

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

Location: 44.79013, -85.91323 (box -85.91743, 44.78766, -85.90902, 44.79260; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 620232](https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0eb952d39a55)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.917434 44.791303, -85.913813 44.789644, -85.911579 44.787655, -85.909406 44.787851, -85.909017 44.7889, -85.911394 44.790395, -85.912102 44.791401, -85.913465 44.791409, -85.914046 44.792477, -85.916259 44.792601, -85.917275 44.791913, -85.917434 44.791303))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0eb22b67feb7)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.79013&mlon=-85.91323#map=14/44.79013/-85.91323) (44.79013, -85.91323)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.79013,-85.91323)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Armstrong Lake](https://ontology.bommaritollc.com/id/01a0ddfe-a973-7628-a037-340b47d032e5)
- Geometry of (1; `geo:hasGeometry`):
  - [Armstrong Lake](https://ontology.bommaritollc.com/id/01a0ddfe-a973-7628-a037-340b47d032e5)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0eb37aee53a5.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0eb37aee53a5.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0eb37aee53a5.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0eb37aee53a5)
Cite as: shape of Armstrong Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0eb37aee53a5
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.