# Copley Lake

Copley Lake is a lake in [Volinia Township](https://ontology.bommaritollc.com/id/01a0ca47-7bc7-761c-84e8-3022eaee3af3), [Cass County](https://ontology.bommaritollc.com/id/01a0ca47-5a46-7564-a1ca-981ba967c897), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (20.5 ha), in the [Rocky River (HUC10 0405000106)](https://ontology.bommaritollc.com/id/01a0de92-1d16-71e1-b2c5-5f914a5aefda) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b095-7455-84e0-8a50ea3c5639>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Cass County](https://ontology.bommaritollc.com/id/01a0ca47-5a46-7564-a1ca-981ba967c897) › [Volinia Township](https://ontology.bommaritollc.com/id/01a0ca47-7bc7-761c-84e8-3022eaee3af3)

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

Location: 42.00713, -85.88518 (box -85.88898, 42.00488, -85.88214, 42.00994; west, south, east, north)

- `adms:identifier`: [gnis 623802](https://ontology.bommaritollc.com/id/01a0ddfe-b095-7455-84e0-8a59b8f135a0)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Copley Lake](https://ontology.bommaritollc.com/id/01a0de2c-c75a-726a-92e6-68180ba52c4f)
- `geo:hasGeometry`:
  - [point of Copley Lake](https://ontology.bommaritollc.com/id/01a0ddfe-e52f-7028-ad1e-216702f7f50b)
  - [shape of Copley Lake](https://ontology.bommaritollc.com/id/01a0de2c-c75a-726a-92e6-68180ba52c4f)
- `geo:hasMetricArea`: 205090.3 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Rocky River (HUC10 0405000106)](https://ontology.bommaritollc.com/id/01a0de92-1d16-71e1-b2c5-5f914a5aefda)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b095-7455-84e0-8a4f16c7e7e8)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4950-70b8-9690-0749ae4fb61b)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-168b-701e-8c25-ac6f09858ec8)
- `schema:containedInPlace`:
  - [Cass County](https://ontology.bommaritollc.com/id/01a0ca47-5a46-7564-a1ca-981ba967c897)
  - [Volinia Township](https://ontology.bommaritollc.com/id/01a0ca47-7bc7-761c-84e8-3022eaee3af3)
- `skos:prefLabel`: Copley Lake

## Elsewhere

- [Wikidata Q33240921](https://www.wikidata.org/wiki/Q33240921) (proposed match (exactMatch))
- [USGS GNIS 623802](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/623802) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.00713&mlon=-85.88518#map=14/42.00713/-85.88518) (42.00713, -85.88518)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.00713,-85.88518)
- [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/Q33240921 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-73be-7183-aef6-292f2cff33c9)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b095-7455-84e0-8a50ea3c5639.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b095-7455-84e0-8a50ea3c5639.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b095-7455-84e0-8a50ea3c5639.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b095-7455-84e0-8a50ea3c5639)
Cite as: Copley Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-b095-7455-84e0-8a50ea3c5639
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.