# Thorn Lake

Thorn Lake is a lake in [Manchester Township](https://ontology.bommaritollc.com/id/01a0ca47-7718-73ed-80ab-10d06e3e91a1), [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (3.4 ha), in the [Evans Creek-River Raisin (HUC10 0410000201)](https://ontology.bommaritollc.com/id/01a0de92-1efe-73f3-ac62-d2f932862558) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-cc29-7660-b2b2-532553ff5403>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472) › [Manchester Township](https://ontology.bommaritollc.com/id/01a0ca47-7718-73ed-80ab-10d06e3e91a1)

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

Location: 42.13983, -84.12949 (box -84.13049, 42.13833, -84.12807, 42.14097; west, south, east, north)

- `adms:identifier`: [gnis 1614790](https://ontology.bommaritollc.com/id/01a0ddfe-cc2a-70d6-b957-dcafdbef8875)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Thorn Lake](https://ontology.bommaritollc.com/id/01a0de2c-d755-77f4-ad90-a65ed55f2d8c)
- `geo:hasGeometry`:
  - [point of Thorn Lake](https://ontology.bommaritollc.com/id/01a0ddff-066c-745d-a3a4-5c55348e679b)
  - [shape of Thorn Lake](https://ontology.bommaritollc.com/id/01a0de2c-d755-77f4-ad90-a65ed55f2d8c)
- `geo:hasMetricArea`: 33798.4 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Evans Creek-River Raisin (HUC10 0410000201)](https://ontology.bommaritollc.com/id/01a0de92-1efe-73f3-ac62-d2f932862558)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-cc29-7660-b2b2-53246675d4c8)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5e63-7785-9555-457477a44661)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-18ed-7065-a99d-e738833f6c35)
- `schema:containedInPlace`:
  - [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472)
  - [Manchester Township](https://ontology.bommaritollc.com/id/01a0ca47-7718-73ed-80ab-10d06e3e91a1)
- `skos:prefLabel`: Thorn Lake

## Elsewhere

- [Wikidata Q88276973](https://www.wikidata.org/wiki/Q88276973) (proposed match (exactMatch))
- [USGS GNIS 1614790](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1614790) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.13983&mlon=-84.12949#map=14/42.13983/-84.12949) (42.13983, -84.12949)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.13983,-84.12949)
- [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/Q88276973 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-77d8-72a5-9fb7-e031fc826eea)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-cc29-7660-b2b2-532553ff5403.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-cc29-7660-b2b2-532553ff5403.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-cc29-7660-b2b2-532553ff5403.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-cc29-7660-b2b2-532553ff5403)
Cite as: Thorn Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-cc29-7660-b2b2-532553ff5403
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.