# Rock Lake

Rock Lake is a lake in [Norway Township](https://ontology.bommaritollc.com/id/01a0ca47-6030-7779-ae94-8d010541a83f), [Dickinson County](https://ontology.bommaritollc.com/id/01a0ca47-5c59-72ef-9b47-f814d1e17f9e), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (35.1 ha), in the [Sturgeon River (HUC10 0403010804)](https://ontology.bommaritollc.com/id/01a0de92-1cb3-7760-9fba-a0ef32bcaa7a) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c679-72f5-87db-85bf76df16ea>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Dickinson County](https://ontology.bommaritollc.com/id/01a0ca47-5c59-72ef-9b47-f814d1e17f9e) › [Norway Township](https://ontology.bommaritollc.com/id/01a0ca47-6030-7779-ae94-8d010541a83f)

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

Location: 45.91040, -87.93176 (box -87.93680, 45.90778, -87.92485, 45.91340; west, south, east, north)

- `adms:identifier`: [gnis 636083](https://ontology.bommaritollc.com/id/01a0ddfe-c679-72f5-87db-85c7a917d205)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Rock Lake](https://ontology.bommaritollc.com/id/01a0de2c-d404-77dc-8594-9682be16fe6b)
- `geo:hasGeometry`:
  - [point of Rock Lake](https://ontology.bommaritollc.com/id/01a0ddff-0068-7544-9bcf-fbdbd710d977)
  - [shape of Rock Lake](https://ontology.bommaritollc.com/id/01a0de2c-d404-77dc-8594-9682be16fe6b)
- `geo:hasMetricArea`: 350893.7 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Sturgeon River (HUC10 0403010804)](https://ontology.bommaritollc.com/id/01a0de92-1cb3-7760-9fba-a0ef32bcaa7a)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c679-72f5-87db-85be9ac7f623)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-59e1-71a8-838f-7166295ab494)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1611-74b9-b195-30d01f9eb310)
- `schema:containedInPlace`:
  - [Dickinson County](https://ontology.bommaritollc.com/id/01a0ca47-5c59-72ef-9b47-f814d1e17f9e)
  - [Norway Township](https://ontology.bommaritollc.com/id/01a0ca47-6030-7779-ae94-8d010541a83f)
- `skos:prefLabel`: Rock Lake

## Elsewhere

- [Wikidata Q33302956](https://www.wikidata.org/wiki/Q33302956) (proposed match (exactMatch))
- [USGS GNIS 636083](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/636083) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=45.91040&mlon=-87.93176#map=14/45.91040/-87.93176) (45.91040, -87.93176)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=45.91040,-87.93176)
- [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/Q33302956 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76f3-755e-be21-f59559f815de)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c679-72f5-87db-85bf76df16ea.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c679-72f5-87db-85bf76df16ea.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c679-72f5-87db-85bf76df16ea.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c679-72f5-87db-85bf76df16ea)
Cite as: Rock Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c679-72f5-87db-85bf76df16ea
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.