# shape of Dead River Headwater

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-e205-72fa-b0d3-235fb44e8eb2>

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

Location: 46.66215, -87.99456 (box -87.99674, 46.66096, -87.99238, 46.66335; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 2099876](https://ontology.bommaritollc.com/id/01a0de2c-e205-72fa-b0d3-2365a7435f4c)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-87.996415 46.661606, -87.994965 46.660958, -87.993523 46.660966, -87.99286 46.661393, -87.992379 46.662808, -87.995621 46.663346, -87.996735 46.662312, -87.996415 46.661606))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-e205-72fa-b0d3-235e3e79b360)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.66215&mlon=-87.99456#map=14/46.66215/-87.99456) (46.66215, -87.99456)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.66215,-87.99456)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Dead River Headwater](https://ontology.bommaritollc.com/id/01a0ddfe-dce1-72dd-ad88-7c8c194a326b)
- Geometry of (1; `geo:hasGeometry`):
  - [Dead River Headwater](https://ontology.bommaritollc.com/id/01a0ddfe-dce1-72dd-ad88-7c8c194a326b)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-e205-72fa-b0d3-235fb44e8eb2.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-e205-72fa-b0d3-235fb44e8eb2.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-e205-72fa-b0d3-235fb44e8eb2.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-e205-72fa-b0d3-235fb44e8eb2)
Cite as: shape of Dead River Headwater. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-e205-72fa-b0d3-235fb44e8eb2
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.