# shape of Hamburg Lake

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-cb23-72f2-a489-5f945f4e8d86>

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

Location: 42.43671, -83.79597 (box -83.79987, 42.43277, -83.79207, 42.44066; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 627671](https://ontology.bommaritollc.com/id/01a0de2c-cb23-72f2-a489-5f9a075d2882)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-83.796389 42.440488, -83.798873 42.440659, -83.799637 42.440251, -83.799869 42.439207, -83.798405 42.434291, -83.79597 42.432768, -83.792965 42.434474, -83.792185 42.435521, -83.792068 42.436614, -83.792918 42.438872, -83.79363 42.439563, -83.796389 42.440488))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-cb22-77fd-9441-8a5b0a846b76)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.43671&mlon=-83.79597#map=14/42.43671/-83.79597) (42.43671, -83.79597)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.43671,-83.79597)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Hamburg Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b73d-707f-8593-525564b45e69)
- Geometry of (1; `geo:hasGeometry`):
  - [Hamburg Lake](https://ontology.bommaritollc.com/id/01a0ddfe-b73d-707f-8593-525564b45e69)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-cb23-72f2-a489-5f945f4e8d86.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-cb23-72f2-a489-5f945f4e8d86.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-cb23-72f2-a489-5f945f4e8d86.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-cb23-72f2-a489-5f945f4e8d86)
Cite as: shape of Hamburg Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-cb23-72f2-a489-5f945f4e8d86
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.