# shape of Grattan Township

shape of Grattan Township is a boundary representation.

IRI: <https://ontology.bommaritollc.com/id/01a0d1a3-dcff-750b-987b-7e447cce5b64>

Type: [geo:Geometry](http://www.opengis.net/ont/geosparql#Geometry), [boundary representation](https://ontology.bommaritollc.com/vocab/geo/BoundaryRepresentation)

Location: 42.43637, -98.65774 (box -98.77534, 42.34942, -98.54014, 42.52333; west, south, east, north)

- `adms:identifier`: [census-tiger-feature 2025/0600000US3108919980](https://ontology.bommaritollc.com/id/01a0d1a3-dd01-7195-8ee3-0510115fd797)
- `dcterms:date`: 2025-01-01 (xsd:date)
- `dcterms:source`: [Census TIGER/Line 2025: county subdivisions, state 31](https://ontology.bommaritollc.com/id/01a0d1a3-27f3-7368-8d6d-00f94234a57d)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS83> POLYGON ((-98.774846 42.435739, -98.76902 42.435734, -98.768833 42.350736, -98.750367 42.350806, -98.750367 42.349995, -98.702175 42.349419, -98.612291 42.34998, -98.612265 42.435949, -98.540205 42.436124, -98.540138 42.52333, -98.775339 42.522775, -98.774846 42.435739), (-98.667426 42.475898, -98.658813 42.475855, -98.658793 42.479483, -98.657667 42.479483, -98.657699 42.474074, -98.655753 42.474068, -98.655763 42.472219, -98.638274 42.472197, -98.638244 42.46975, -98.633678 42.469736, -98.633781 42.464983, -98.635223 42.464976, -98.635496 42.461368, -98.631603 42.461338, -98.631614 42.459692, -98.628282 42.459767, -98.628261 42.451684, -98.626785 42.451652, -98.626802 42.450481, -98.645347 42.45049, -98.645315 42.446884, -98.647743 42.446879, -98.647773 42.450482, -98.65267 42.450467, -98.652676 42.451684, -98.657512 42.451633, -98.657534 42.454253, -98.661584 42.454741, -98.661553 42.462391, -98.659009 42.462303, -98.658989 42.464954, -98.666441 42.464987, -98.666458 42.465962, -98.665968 42.465964, -98.665959 42.466441, -98.662553 42.466448, -98.659765 42.46775, -98.659122 42.469434, -98.66007 42.472268, -98.667399 42.472256, -98.667426 42.475898)) (geo:wktLiteral)
- `geo:hasMetricArea`: 304189530 (xsd:double)
- `prov:wasDerivedFrom`: [evidence from https://www2.census.gov/geo/tiger/TIGER2025/COUSUB/tl\_2025\_31\_cousub.zip](https://ontology.bommaritollc.com/id/01a0d1a3-dcff-750b-987b-7e433b9b4632)
- **simplification tolerance** (`bcgeo:simplificationTolerance`): 25 (xsd:double)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.43637&mlon=-98.65774#map=14/42.43637/-98.65774) (42.43637, -98.65774)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.43637,-98.65774)
- [Source](https://www2.census.gov/geo/tiger/TIGER2025/COUSUB/tl_2025_31_cousub.zip) (www2.census.gov)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Grattan Township](https://ontology.bommaritollc.com/id/01a0ca47-70c0-7321-aa20-b9b7cb88b243)
- Geometry of (1; `geo:hasGeometry`):
  - [Grattan Township](https://ontology.bommaritollc.com/id/01a0ca47-70c0-7321-aa20-b9b7cb88b243)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0d1a3-dcff-750b-987b-7e447cce5b64.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0d1a3-dcff-750b-987b-7e447cce5b64.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0d1a3-dcff-750b-987b-7e447cce5b64.nt), [HTML](https://ontology.bommaritollc.com/id/01a0d1a3-dcff-750b-987b-7e447cce5b64)
Cite as: shape of Grattan Township. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0d1a3-dcff-750b-987b-7e447cce5b64
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.