# Crotched Lake

Crotched Lake is a lake in [Holly Township](https://ontology.bommaritollc.com/id/01a0ca47-726e-70e4-b728-5db3f262314f), [Oakland County](https://ontology.bommaritollc.com/id/01a0ca47-5d60-74ef-9e31-2c21350a4460), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (16.3 ha), in the [Swartz Creek (HUC10 0408020403)](https://ontology.bommaritollc.com/id/01a0de92-1eaa-7124-a51a-9c8bae628a65) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b163-73df-8ed2-5b90d1a240d1>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Oakland County](https://ontology.bommaritollc.com/id/01a0ca47-5d60-74ef-9e31-2c21350a4460) › [Holly Township](https://ontology.bommaritollc.com/id/01a0ca47-726e-70e4-b728-5db3f262314f)

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

Location: 42.81461, -83.59787 (box -83.60325, 42.81330, -83.59608, 42.82357; west, south, east, north)

- `adms:identifier`: [gnis 624129](https://ontology.bommaritollc.com/id/01a0ddfe-b164-728f-b575-60a7df68c21b)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Crotched Lake](https://ontology.bommaritollc.com/id/01a0de2c-c7b1-74f5-8526-2c95b9f2f11c)
- `geo:hasGeometry`:
  - [point of Crotched Lake](https://ontology.bommaritollc.com/id/01a0ddfe-e581-733d-9487-867c55ee9671)
  - [shape of Crotched Lake](https://ontology.bommaritollc.com/id/01a0de2c-c7b1-74f5-8526-2c95b9f2f11c)
- `geo:hasMetricArea`: 163235.5 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Swartz Creek (HUC10 0408020403)](https://ontology.bommaritollc.com/id/01a0de92-1eaa-7124-a51a-9c8bae628a65)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b163-73df-8ed2-5b8f3ce8b59f)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4a06-7543-9dd2-bf35bdd89ad6)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1880-719f-b40f-35e51e64469d)
- `schema:containedInPlace`:
  - [Oakland County](https://ontology.bommaritollc.com/id/01a0ca47-5d60-74ef-9e31-2c21350a4460)
  - [Holly Township](https://ontology.bommaritollc.com/id/01a0ca47-726e-70e4-b728-5db3f262314f)
- `skos:altLabel`: Crotche Lake
- `skos:prefLabel`: Crotched Lake

## Elsewhere

- [Wikidata Q88273055](https://www.wikidata.org/wiki/Q88273055) (proposed match (exactMatch))
- [USGS GNIS 624129](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/624129) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.81461&mlon=-83.59787#map=14/42.81461/-83.59787) (42.81461, -83.59787)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.81461,-83.59787)
- [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/Q88273055 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7453-70ff-ae0e-25308f1e3f81)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b163-73df-8ed2-5b90d1a240d1.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b163-73df-8ed2-5b90d1a240d1.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b163-73df-8ed2-5b90d1a240d1.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b163-73df-8ed2-5b90d1a240d1)
Cite as: Crotched Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-b163-73df-8ed2-5b90d1a240d1
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.