# shape of Walton Marsh

IRI: <https://ontology.bommaritollc.com/id/01a0de2c-d893-70b9-8af0-1fb51869e40d>

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

Location: 44.52192, -85.40334 (box -85.40613, 44.51902, -85.40054, 44.52482; west, south, east, north)

- `adms:identifier`: [gnis-3dhp-shape 1615749](https://ontology.bommaritollc.com/id/01a0de2c-d893-70b9-8af0-1fbbb5445cb4)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS84> MULTIPOLYGON (((-85.402134 44.524818, -85.403258 44.523281, -85.403833 44.519514, -85.405355 44.520442, -85.406131 44.519716, -85.406076 44.519017, -85.402227 44.519083, -85.400544 44.524737, -85.402134 44.524818))) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de2c-d893-70b9-8af0-1fb49f7cf082)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25.0 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.52192&mlon=-85.40334#map=14/44.52192/-85.40334) (44.52192, -85.40334)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.52192,-85.40334)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Walton Marsh](https://ontology.bommaritollc.com/id/01a0ddfe-ce1d-753b-b997-3f5e16c8adf4)
- Geometry of (1; `geo:hasGeometry`):
  - [Walton Marsh](https://ontology.bommaritollc.com/id/01a0ddfe-ce1d-753b-b997-3f5e16c8adf4)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de2c-d893-70b9-8af0-1fb51869e40d.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de2c-d893-70b9-8af0-1fb51869e40d.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de2c-d893-70b9-8af0-1fb51869e40d.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de2c-d893-70b9-8af0-1fb51869e40d)
Cite as: shape of Walton Marsh. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0de2c-d893-70b9-8af0-1fb51869e40d
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.