# shape of Alwardt Drain

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c373-7432-a6e1-9be1ed7168d9>

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

Location: 42.69361, -82.93365 (box -82.93873, 42.69010, -82.92857, 42.69713; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 620040](https://ontology.bommaritollc.com/id/01a0de2c-c373-7432-a6e1-9be7ebc3d2fd)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTILINESTRING ((-82.93873 42.697118, -82.934201 42.697126, -82.928989 42.69642, -82.928574 42.690097)) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c373-7432-a6e1-9be064b4f4dd)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.69361&mlon=-82.93365#map=14/42.69361/-82.93365) (42.69361, -82.93365)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.69361,-82.93365)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Alwardt Drain](https://ontology.bommaritollc.com/id/01a0ddfe-a91a-7074-9ae1-79cdd9499f05)
- Geometry of (1; `geo:hasGeometry`):
  - [Alwardt Drain](https://ontology.bommaritollc.com/id/01a0ddfe-a91a-7074-9ae1-79cdd9499f05)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c373-7432-a6e1-9be1ed7168d9.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c373-7432-a6e1-9be1ed7168d9.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c373-7432-a6e1-9be1ed7168d9.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c373-7432-a6e1-9be1ed7168d9)
Cite as: shape of Alwardt Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-c373-7432-a6e1-9be1ed7168d9
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.