# Harts Lake

Harts Lake is a lake in [Battle Creek](https://ontology.bommaritollc.com/id/01a0ca47-8faa-70f3-b73c-b08e965bda9d), [Calhoun County](https://ontology.bommaritollc.com/id/01a0ca47-5a15-72c0-b651-f41dde71a12f), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (22.2 ha), in the [Marrow Lake-Kalamazoo River (HUC10 0405000305)](https://ontology.bommaritollc.com/id/01a0de92-1d53-72aa-969c-28be094e85dd) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b7ce-715e-aa62-3e3f17eec0ce>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Calhoun County](https://ontology.bommaritollc.com/id/01a0ca47-5a15-72c0-b651-f41dde71a12f) › [Battle Creek](https://ontology.bommaritollc.com/id/01a0ca47-8faa-70f3-b73c-b08e965bda9d)

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

Location: 42.30782, -85.28366 (box -85.28721, 42.30258, -85.28124, 42.31200; west, south, east, north)

- `adms:identifier`: [gnis 627889](https://ontology.bommaritollc.com/id/01a0ddfe-b7cf-7468-8965-9f40411b0845)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Harts Lake](https://ontology.bommaritollc.com/id/01a0de2c-cb91-7562-a826-b39a538026bf)
- `geo:hasGeometry`:
  - [point of Harts Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ed8a-71c1-a7f7-9528edb60670)
  - [shape of Harts Lake](https://ontology.bommaritollc.com/id/01a0de2c-cb91-7562-a826-b39a538026bf)
- `geo:hasMetricArea`: 221590.4 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Marrow Lake-Kalamazoo River (HUC10 0405000305)](https://ontology.bommaritollc.com/id/01a0de92-1d53-72aa-969c-28be094e85dd)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b7ce-715e-aa62-3e3e9eda413b)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4eea-7678-8f3f-232ade4108a9)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-16d5-770b-a4bc-dc3929c2fad1)
- `schema:containedInPlace`:
  - [Calhoun County](https://ontology.bommaritollc.com/id/01a0ca47-5a15-72c0-b651-f41dde71a12f)
  - [Battle Creek](https://ontology.bommaritollc.com/id/01a0ca47-8faa-70f3-b73c-b08e965bda9d)
- `skos:prefLabel`: Harts Lake

## Elsewhere

- [Wikidata Q33259725](https://www.wikidata.org/wiki/Q33259725) (proposed match (exactMatch))
- [USGS GNIS 627889](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/627889) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.30782&mlon=-85.28366#map=14/42.30782/-85.28366) (42.30782, -85.28366)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.30782,-85.28366)
- [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/Q33259725 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-74ba-77ae-a02d-cccc5ee3c825)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b7ce-715e-aa62-3e3f17eec0ce.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b7ce-715e-aa62-3e3f17eec0ce.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b7ce-715e-aa62-3e3f17eec0ce.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b7ce-715e-aa62-3e3f17eec0ce)
Cite as: Harts Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-b7ce-715e-aa62-3e3f17eec0ce
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.