# shape of Silm Drain

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d56a-7633-a902-cc836e991049>

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

Location: 42.93488, -84.65089 (box -84.65272, 42.92236, -84.64906, 42.94740; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 637897](https://ontology.bommaritollc.com/id/01a0de2c-d56b-7402-b899-ec1d6f20e0f0)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTILINESTRING ((-84.651224 42.92236, -84.6512 42.924828, -84.65041 42.925791, -84.650316 42.926863, -84.64925 42.927726, -84.650423 42.928424, -84.650621 42.929935, -84.652721 42.93145, -84.651702 42.933034, -84.652517 42.937244, -84.652169 42.93842, -84.649055 42.938483, -84.650344 42.940544, -84.649817 42.947396)) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d56a-7633-a902-cc82978b14ba)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.93488&mlon=-84.65089#map=14/42.93488/-84.65089) (42.93488, -84.65089)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.93488,-84.65089)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Silm Drain](https://ontology.bommaritollc.com/id/01a0ddfe-c8de-718d-9a43-8760ceeae077)
- Geometry of (1; `geo:hasGeometry`):
  - [Silm Drain](https://ontology.bommaritollc.com/id/01a0ddfe-c8de-718d-9a43-8760ceeae077)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d56a-7633-a902-cc836e991049.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d56a-7633-a902-cc836e991049.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d56a-7633-a902-cc836e991049.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d56a-7633-a902-cc836e991049)
Cite as: shape of Silm Drain. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-d56a-7633-a902-cc836e991049
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.