# point of Mad Island

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-f540-7677-a194-7b0b568164d9>

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

Location: 48.12349, -88.50979 (box -88.50979, 48.12349, -88.50979, 48.12349; west, south, east, north)

- `adms:identifier`: [gnis-point 631306](https://ontology.bommaritollc.com/id/01a0ddfe-f541-771b-aea6-992fc3c214b9)
- `geo:asWKT`: <http://www.opengis.net/def/crs/OGC/1.3/CRS83> POINT(-88.5097927 48.1234857) (geo:wktLiteral)
- `prov:wasDerivedFrom`: [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-bdc9-74df-afe2-381221038cf4)

## Elsewhere

- [OpenStreetMap](https://www.openstreetmap.org/?mlat=48.12349&mlon=-88.50979#map=14/48.12349/-88.50979) (48.12349, -88.50979)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=48.12349,-88.50979)
- [Source](https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames_MI_Text.zip) (prd-tnm.s3.amazonaws.com)

## Pointing here

- Default geometry of (1; `geo:hasDefaultGeometry`):
  - [Mad Island](https://ontology.bommaritollc.com/id/01a0ddfe-bdc9-74df-afe2-38137695e268)
- Geometry of (1; `geo:hasGeometry`):
  - [Mad Island](https://ontology.bommaritollc.com/id/01a0ddfe-bdc9-74df-afe2-38137695e268)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-f540-7677-a194-7b0b568164d9.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-f540-7677-a194-7b0b568164d9.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-f540-7677-a194-7b0b568164d9.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-f540-7677-a194-7b0b568164d9)
Cite as: point of Mad Island. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-f540-7677-a194-7b0b568164d9
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.