# Lake Shamrock

Lake Shamrock is a lake in [Clare County](https://ontology.bommaritollc.com/id/01a0ca47-594c-7471-8e7b-5f4b609c3823), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (23.8 ha), in the [Tobacco River (HUC10 0408020103)](https://ontology.bommaritollc.com/id/01a0de92-1e81-728d-85f5-ffced2e0ec33) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-ddb9-70b2-9e3e-9435d7e45af9>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Clare County](https://ontology.bommaritollc.com/id/01a0ca47-594c-7471-8e7b-5f4b609c3823)

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

Location: 43.83159, -84.75793 (box -84.76496, 43.82903, -84.75253, 43.83630; west, south, east, north)

- `adms:identifier`: [gnis 2106925](https://ontology.bommaritollc.com/id/01a0ddfe-ddba-7087-92db-4bb3832ad5ae)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Lake Shamrock](https://ontology.bommaritollc.com/id/01a0de2c-e244-71f8-be7d-f0c50604d8c7)
- `geo:hasGeometry`:
  - [point of Lake Shamrock](https://ontology.bommaritollc.com/id/01a0ddff-1b83-75d5-b70e-7cec2b1e16ba)
  - [shape of Lake Shamrock](https://ontology.bommaritollc.com/id/01a0de2c-e244-71f8-be7d-f0c50604d8c7)
- `geo:hasMetricArea`: 237944.9 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Tobacco River (HUC10 0408020103)](https://ontology.bommaritollc.com/id/01a0de92-1e81-728d-85f5-ffced2e0ec33)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-ddb9-70b2-9e3e-94340d12f75d)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6b72-7614-8a51-32db5bff65b7)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-184b-719f-86b8-af4a518e77f6)
- `schema:containedInPlace`:
  - [Clare County](https://ontology.bommaritollc.com/id/01a0ca47-594c-7471-8e7b-5f4b609c3823)
  - [Grant Township](https://ontology.bommaritollc.com/id/01a0ca47-70af-7289-bc5a-ff1143792ec5)
  - [Clare](https://ontology.bommaritollc.com/id/01a0ca47-a5bf-7731-807a-d2684a2ee53d)
- `skos:altLabel`: Shamrock Lake
- `skos:prefLabel`: Lake Shamrock

## Elsewhere

- [Wikidata Q88279334](https://www.wikidata.org/wiki/Q88279334) (proposed match (exactMatch))
- [USGS GNIS 2106925](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/2106925) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.83159&mlon=-84.75793#map=14/43.83159/-84.75793) (43.83159, -84.75793)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.83159,-84.75793)
- [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/Q88279334 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7a0b-76f8-8e77-5c34be8ed6e2)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-ddb9-70b2-9e3e-9435d7e45af9.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-ddb9-70b2-9e3e-9435d7e45af9.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-ddb9-70b2-9e3e-9435d7e45af9.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-ddb9-70b2-9e3e-9435d7e45af9)
Cite as: Lake Shamrock. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-ddb9-70b2-9e3e-9435d7e45af9
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.