# shape of Chalker Drain

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-c68b-7609-bdc5-f98fe88a0370>

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

Location: 42.96188, -83.93707 (box -83.95917, 42.95616, -83.91498, 42.96760; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 623043](https://ontology.bommaritollc.com/id/01a0de2c-c68b-7609-bdc5-f9950ccfc360)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTILINESTRING ((-83.94347 42.962945, -83.945907 42.96262, -83.946069 42.961128, -83.950684 42.961151, -83.951524 42.960856), (-83.920112 42.958421, -83.920385 42.959135, -83.917808 42.96174, -83.91755 42.962548, -83.91543 42.962995, -83.914978 42.963551, -83.918101 42.964011, -83.918734 42.964796, -83.922479 42.964762, -83.92414 42.965865, -83.92442 42.967602, -83.928827 42.967549, -83.933468 42.966508, -83.934074 42.965022, -83.943285 42.964394, -83.943455 42.963091), (-83.951524 42.960856, -83.954884 42.957036, -83.957752 42.956193, -83.95917 42.956163), (-83.943455 42.963091, -83.94347 42.962945)) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-c68b-7609-bdc5-f98ebb4e3876)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.96188&mlon=-83.93707#map=14/42.96188/-83.93707) (42.96188, -83.93707)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.96188,-83.93707)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Chalker Drain](https://ontology.bommaritollc.com/id/01a0ddfe-af21-7592-a1c4-9bce10501045)
- Geometry of (1; `geo:hasGeometry`):
  - [Chalker Drain](https://ontology.bommaritollc.com/id/01a0ddfe-af21-7592-a1c4-9bce10501045)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-c68b-7609-bdc5-f98fe88a0370.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-c68b-7609-bdc5-f98fe88a0370.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-c68b-7609-bdc5-f98fe88a0370.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-c68b-7609-bdc5-f98fe88a0370)
Cite as: shape of Chalker Drain. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de2c-c68b-7609-bdc5-f98fe88a0370
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.