# Heart Lake

Heart Lake is a lake in [Tekonsha Township](https://ontology.bommaritollc.com/id/01a0ca47-7b1f-714e-83c1-864a73f72375), [Calhoun County](https://ontology.bommaritollc.com/id/01a0ca47-5a15-72c0-b651-f41dde71a12f), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (0.4 ha), in the [Headwaters Saint Joseph River (HUC10 0405000102)](https://ontology.bommaritollc.com/id/01a0de92-1d0c-76ed-be42-129734b31063) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b80e-7188-acbf-81c5c1a3175b>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Calhoun County](https://ontology.bommaritollc.com/id/01a0ca47-5a15-72c0-b651-f41dde71a12f) › [Tekonsha Township](https://ontology.bommaritollc.com/id/01a0ca47-7b1f-714e-83c1-864a73f72375)

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

Location: 42.07933, -85.00650 (box -85.00678, 42.07904, -85.00616, 42.07969; west, south, east, north)

- `adms:identifier`: [gnis 628032](https://ontology.bommaritollc.com/id/01a0ddfe-b80f-7770-ac3a-2e570b946d81)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Heart Lake](https://ontology.bommaritollc.com/id/01a0de2c-cbb7-765f-a9cf-f7db4f5fe4c8)
- `geo:hasGeometry`:
  - [point of Heart Lake](https://ontology.bommaritollc.com/id/01a0ddfe-edad-71b4-b51b-d8ecfcb829b4)
  - [shape of Heart Lake](https://ontology.bommaritollc.com/id/01a0de2c-cbb7-765f-a9cf-f7db4f5fe4c8)
- `geo:hasMetricArea`: 3882.9 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Headwaters Saint Joseph River (HUC10 0405000102)](https://ontology.bommaritollc.com/id/01a0de92-1d0c-76ed-be42-129734b31063)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b80e-7188-acbf-81c4fe40b3e0)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4f1a-7540-8ef2-a06899672ae8)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-167f-767c-9787-a180e437b40d)
- `schema:containedInPlace`:
  - [Calhoun County](https://ontology.bommaritollc.com/id/01a0ca47-5a15-72c0-b651-f41dde71a12f)
  - [Tekonsha Township](https://ontology.bommaritollc.com/id/01a0ca47-7b1f-714e-83c1-864a73f72375)
- `skos:prefLabel`: Heart Lake

## Elsewhere

- [Wikidata Q88273447](https://www.wikidata.org/wiki/Q88273447) (proposed match (exactMatch))
- [USGS GNIS 628032](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/628032) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.07933&mlon=-85.00650#map=14/42.07933/-85.00650) (42.07933, -85.00650)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.07933,-85.00650)
- [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/Q88273447 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-74be-7274-94f3-63390e0cdd41)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b80e-7188-acbf-81c5c1a3175b.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b80e-7188-acbf-81c5c1a3175b.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b80e-7188-acbf-81c5c1a3175b.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b80e-7188-acbf-81c5c1a3175b)
Cite as: Heart Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-b80e-7188-acbf-81c5c1a3175b
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.