# Triangle Lake

Triangle Lake is a lake in [Marion Township](https://ontology.bommaritollc.com/id/01a0ca47-69cf-77f3-a58e-bb722b9718aa), [Livingston County](https://ontology.bommaritollc.com/id/01a0ca47-5dbe-77e8-a023-5ae31fec89b3), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (21.5 ha), in the [Headwaters Red Cedar River (HUC10 0405000404)](https://ontology.bommaritollc.com/id/01a0de92-1d6a-7523-8f6e-d72259006ecd) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-ccf3-7790-b8a9-9165f6fee44e>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Livingston County](https://ontology.bommaritollc.com/id/01a0ca47-5dbe-77e8-a023-5ae31fec89b3) › [Marion Township](https://ontology.bommaritollc.com/id/01a0ca47-69cf-77f3-a58e-bb722b9718aa)

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

Location: 42.52983, -83.96130 (box -83.96461, 42.52694, -83.95743, 42.53288; west, south, east, north)

- `adms:identifier`: [gnis 1615065](https://ontology.bommaritollc.com/id/01a0ddfe-ccf3-7790-b8a9-916e09ce8702)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Triangle Lake](https://ontology.bommaritollc.com/id/01a0de2c-d7a0-76ab-9ddc-f4eaa6805db7)
- `geo:hasGeometry`:
  - [point of Triangle Lake](https://ontology.bommaritollc.com/id/01a0ddff-0877-770d-a47e-2a3045cf556a)
  - [shape of Triangle Lake](https://ontology.bommaritollc.com/id/01a0de2c-d7a0-76ab-9ddc-f4eaa6805db7)
- `geo:hasMetricArea`: 215373.9 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Headwaters Red Cedar River (HUC10 0405000404)](https://ontology.bommaritollc.com/id/01a0de92-1d6a-7523-8f6e-d72259006ecd)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-ccf3-7790-b8a9-9164a489b2c0)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5f1f-71bf-ac1c-f6749993a5ed)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-16f6-72a2-992d-caa5a3ead10d)
- `schema:containedInPlace`:
  - [Livingston County](https://ontology.bommaritollc.com/id/01a0ca47-5dbe-77e8-a023-5ae31fec89b3)
  - [Marion Township](https://ontology.bommaritollc.com/id/01a0ca47-69cf-77f3-a58e-bb722b9718aa)
- `skos:prefLabel`: Triangle Lake

## Elsewhere

- [Wikidata Q88277252](https://www.wikidata.org/wiki/Q88277252) (proposed match (exactMatch))
- [USGS GNIS 1615065](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1615065) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.52983&mlon=-83.96130#map=14/42.52983/-83.96130) (42.52983, -83.96130)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.52983,-83.96130)
- [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/Q88277252 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-77e0-733f-8c3c-ca18d6e28055)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-ccf3-7790-b8a9-9165f6fee44e.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-ccf3-7790-b8a9-9165f6fee44e.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-ccf3-7790-b8a9-9165f6fee44e.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-ccf3-7790-b8a9-9165f6fee44e)
Cite as: Triangle Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-ccf3-7790-b8a9-9165f6fee44e
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.