# Middle Eighteenmile Lake

Middle Eighteenmile Lake is a lake in [Masonville Township](https://ontology.bommaritollc.com/id/01a0ca47-773f-742c-a749-78ceedac1533), [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (15.6 ha), in the [Whitefish River (HUC10 0403011101)](https://ontology.bommaritollc.com/id/01a0de92-1cdb-76d2-b832-bb098795232b) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d63b-77b4-895d-aacddb920cec>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98) › [Masonville Township](https://ontology.bommaritollc.com/id/01a0ca47-773f-742c-a749-78ceedac1533)

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

Location: 46.10917, -86.82591 (box -86.82752, 46.10466, -86.82345, 46.11370; west, south, east, north)

- `adms:identifier`: [gnis 1620813](https://ontology.bommaritollc.com/id/01a0ddfe-d63c-7178-8646-0d06324f93ab)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Middle Eighteenmile Lake](https://ontology.bommaritollc.com/id/01a0de2c-dd62-763d-ad8d-0845d47a6539)
- `geo:hasGeometry`:
  - [point of Middle Eighteenmile Lake](https://ontology.bommaritollc.com/id/01a0ddff-136f-70e9-8949-16bf5fd5ea96)
  - [shape of Middle Eighteenmile Lake](https://ontology.bommaritollc.com/id/01a0de2c-dd62-763d-ad8d-0845d47a6539)
- `geo:hasMetricArea`: 156146.0 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Whitefish River (HUC10 0403011101)](https://ontology.bommaritollc.com/id/01a0de92-1cdb-76d2-b832-bb098795232b)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d63b-77b4-895d-aacc2d8afdad)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6601-711e-a684-a4d00933e178)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1641-7506-9c0b-a51baa615385)
- `schema:containedInPlace`:
  - [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98)
  - [Masonville Township](https://ontology.bommaritollc.com/id/01a0ca47-773f-742c-a749-78ceedac1533)
- `skos:prefLabel`: Middle Eighteenmile Lake

## Elsewhere

- [Wikidata Q88278989](https://www.wikidata.org/wiki/Q88278989) (proposed match (exactMatch))
- [USGS GNIS 1620813](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1620813) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.10917&mlon=-86.82591#map=14/46.10917/-86.82591) (46.10917, -86.82591)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.10917,-86.82591)
- [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/Q88278989 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-790b-7790-bfec-ae91d6ee20c2)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d63b-77b4-895d-aacddb920cec.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d63b-77b4-895d-aacddb920cec.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d63b-77b4-895d-aacddb920cec.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d63b-77b4-895d-aacddb920cec)
Cite as: Middle Eighteenmile Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-d63b-77b4-895d-aacddb920cec
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.