# Irwin Lake

Irwin Lake is a lake in [Munising Township](https://ontology.bommaritollc.com/id/01a0ca47-722d-745a-ab73-da25b1a178d7), [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (4.0 ha), in the [Indian River (HUC10 0403011305)](https://ontology.bommaritollc.com/id/01a0de92-1cf5-7293-aa40-6eb932f19900) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d4f2-70e7-9f37-7d81e079d3d1>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8) › [Munising Township](https://ontology.bommaritollc.com/id/01a0ca47-722d-745a-ab73-da25b1a178d7)

Type: [geo:Feature](http://www.opengis.net/ont/geosparql#Feature), [schema:LakeBodyOfWater](https://schema.org/LakeBodyOfWater), [schema:Place](https://schema.org/Place)

Location: 46.21943, -86.62518 (box -86.62628, 46.21763, -86.62382, 46.22139; west, south, east, north)

- `adms:identifier`: [gnis 1620329](https://ontology.bommaritollc.com/id/01a0ddfe-d4f3-7598-ac95-d1cb41235653)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Irwin Lake](https://ontology.bommaritollc.com/id/01a0de2c-dca6-76a8-9e4f-2bccc846243b)
- `geo:hasGeometry`:
  - [point of Irwin Lake](https://ontology.bommaritollc.com/id/01a0ddff-1134-73a6-ba3b-9984c0b103e3)
  - [shape of Irwin Lake](https://ontology.bommaritollc.com/id/01a0de2c-dca6-76a8-9e4f-2bccc846243b)
- `geo:hasMetricArea`: 39773.7 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Indian River (HUC10 0403011305)](https://ontology.bommaritollc.com/id/01a0de92-1cf5-7293-aa40-6eb932f19900)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d4f2-70e7-9f37-7d80bb07b7e5)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6538-751e-b597-546d8e065619)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1660-776b-ade5-b161bae021ab)
- `schema:containedInPlace`:
  - [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8)
  - [Munising Township](https://ontology.bommaritollc.com/id/01a0ca47-722d-745a-ab73-da25b1a178d7)
- `skos:altLabel`: Shoe Lake
- `skos:prefLabel`: Irwin Lake

## Elsewhere

- [Wikidata Q88278599](https://www.wikidata.org/wiki/Q88278599) (proposed match (exactMatch))
- [USGS GNIS 1620329](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1620329) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.21943&mlon=-86.62518#map=14/46.21943/-86.62518) (46.21943, -86.62518)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.21943,-86.62518)
- [Source](https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames_MI_Text.zip) (prd-tnm.s3.amazonaws.com)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)
- [Source](https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer) (hydro.nationalmap.gov)

## Pointing here

- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q88278599 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-78ef-70f4-8982-987ee5717455)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d4f2-70e7-9f37-7d81e079d3d1.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d4f2-70e7-9f37-7d81e079d3d1.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d4f2-70e7-9f37-7d81e079d3d1.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d4f2-70e7-9f37-7d81e079d3d1)
Cite as: Irwin Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-d4f2-70e7-9f37-7d81e079d3d1
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.