# Halfmoon Lake

Halfmoon Lake is a lake in [Garden Township](https://ontology.bommaritollc.com/id/01a0ca47-700b-7052-9d32-fe1eaf358006), [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (3.1 ha), in the [Fishdam River-Frontal Big Bay De Noc (HUC10 0403011201)](https://ontology.bommaritollc.com/id/01a0de92-1ce3-716b-b1ad-9cb02f3ee575) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b72b-72bb-94ba-b434db1cca65>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98) › [Garden Township](https://ontology.bommaritollc.com/id/01a0ca47-700b-7052-9d32-fe1eaf358006)

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

Location: 45.75602, -86.49990 (box -86.50133, 45.75470, -86.49813, 45.75687; west, south, east, north)

- `adms:identifier`: [gnis 627631](https://ontology.bommaritollc.com/id/01a0ddfe-b72c-72a8-820d-cbbd76b16bdc)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Halfmoon Lake](https://ontology.bommaritollc.com/id/01a0de2c-cb17-7296-bd93-610b3ed5a0ef)
- `geo:hasGeometry`:
  - [point of Halfmoon Lake](https://ontology.bommaritollc.com/id/01a0ddfe-ed54-75e1-b9c0-3589bacbb919)
  - [shape of Halfmoon Lake](https://ontology.bommaritollc.com/id/01a0de2c-cb17-7296-bd93-610b3ed5a0ef)
- `geo:hasMetricArea`: 30503.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Fishdam River-Frontal Big Bay De Noc (HUC10 0403011201)](https://ontology.bommaritollc.com/id/01a0de92-1ce3-716b-b1ad-9cb02f3ee575)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b72b-72bb-94ba-b433d3fb3abc)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4e9a-741f-bc22-89e555ed788d)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1649-75a0-a083-dc63c00d245a)
- `schema:containedInPlace`:
  - [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98)
  - [Garden Township](https://ontology.bommaritollc.com/id/01a0ca47-700b-7052-9d32-fe1eaf358006)
- `skos:prefLabel`: Halfmoon Lake

## Elsewhere

- [Wikidata Q88273320](https://www.wikidata.org/wiki/Q88273320) (proposed match (exactMatch))
- [USGS GNIS 627631](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/627631) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=45.75602&mlon=-86.49990#map=14/45.75602/-86.49990) (45.75602, -86.49990)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=45.75602,-86.49990)
- [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/Q88273320 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-74b4-73b6-b2cd-4670c8fdc647)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b72b-72bb-94ba-b434db1cca65.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b72b-72bb-94ba-b434db1cca65.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b72b-72bb-94ba-b434db1cca65.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b72b-72bb-94ba-b434db1cca65)
Cite as: Halfmoon Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-b72b-72bb-94ba-b434db1cca65
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.