# Sagaigan Lake

Sagaigan Lake is a lake in [Ironwood Township](https://ontology.bommaritollc.com/id/01a0ca47-75b1-7546-9518-179337bd734d), [Gogebic County](https://ontology.bommaritollc.com/id/01a0ca47-5833-7328-82d6-2d4e163a2024), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (3.0 ha), in the [Black River (HUC10 0402010102)](https://ontology.bommaritollc.com/id/01a0de92-1c1a-758e-8952-0b5dbed3f920) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d7c7-7578-a449-9b9d443d14c1>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Gogebic County](https://ontology.bommaritollc.com/id/01a0ca47-5833-7328-82d6-2d4e163a2024) › [Ironwood Township](https://ontology.bommaritollc.com/id/01a0ca47-75b1-7546-9518-179337bd734d)

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

Location: 46.62877, -90.03276 (box -90.03551, 46.62800, -90.03047, 46.62955; west, south, east, north)

- `adms:identifier`: [gnis 1621468](https://ontology.bommaritollc.com/id/01a0ddfe-d7c7-7578-a449-9ba6e402532b)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Sagaigan Lake](https://ontology.bommaritollc.com/id/01a0de2c-de82-7694-87d6-6d9dd5bd419d)
- `geo:hasGeometry`:
  - [point of Sagaigan Lake](https://ontology.bommaritollc.com/id/01a0ddff-15cb-71d7-bacd-2501e9d88fe9)
  - [shape of Sagaigan Lake](https://ontology.bommaritollc.com/id/01a0de2c-de82-7694-87d6-6d9dd5bd419d)
- `geo:hasMetricArea`: 29628.7 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Black River (HUC10 0402010102)](https://ontology.bommaritollc.com/id/01a0de92-1c1a-758e-8952-0b5dbed3f920)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d7c7-7578-a449-9b9caadc396b)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6754-74b7-8c7c-ad968b33d64e)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1555-7518-9031-c7f33fcc4891)
- `schema:containedInPlace`:
  - [Gogebic County](https://ontology.bommaritollc.com/id/01a0ca47-5833-7328-82d6-2d4e163a2024)
  - [Ironwood Township](https://ontology.bommaritollc.com/id/01a0ca47-75b1-7546-9518-179337bd734d)
- `skos:prefLabel`: Sagaigan Lake

## Elsewhere

- [Wikidata Q88279595](https://www.wikidata.org/wiki/Q88279595) (proposed match (exactMatch))
- [USGS GNIS 1621468](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1621468) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.62877&mlon=-90.03276#map=14/46.62877/-90.03276) (46.62877, -90.03276)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.62877,-90.03276)
- [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/Q88279595 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-791e-718d-a736-2ce28dc37465)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d7c7-7578-a449-9b9d443d14c1.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d7c7-7578-a449-9b9d443d14c1.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d7c7-7578-a449-9b9d443d14c1.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d7c7-7578-a449-9b9d443d14c1)
Cite as: Sagaigan Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-d7c7-7578-a449-9b9d443d14c1
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.