# Long Lake

Long Lake is a lake in [Calvin Township](https://ontology.bommaritollc.com/id/01a0ca47-6cb9-75de-bdb8-db9ede0c1fd1), [Cass County](https://ontology.bommaritollc.com/id/01a0ca47-5a46-7564-a1ca-981ba967c897), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (28.4 ha), in the [Christiana Creek (HUC10 0405000114)](https://ontology.bommaritollc.com/id/01a0de92-1d28-7114-83ed-ae668a6aaff2) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-bd21-703f-a9e7-4ac15f56b45c>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Cass County](https://ontology.bommaritollc.com/id/01a0ca47-5a46-7564-a1ca-981ba967c897) › [Calvin Township](https://ontology.bommaritollc.com/id/01a0ca47-6cb9-75de-bdb8-db9ede0c1fd1)

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

Location: 41.85004, -85.90134 (box -85.90684, 41.84824, -85.89441, 41.85236; west, south, east, north)

- `adms:identifier`: [gnis 630918](https://ontology.bommaritollc.com/id/01a0ddfe-bd21-703f-a9e7-4ac9ec2a2375)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Long Lake](https://ontology.bommaritollc.com/id/01a0de2c-ceb9-70ff-966b-3d93bbb3846d)
- `geo:hasGeometry`:
  - [point of Long Lake](https://ontology.bommaritollc.com/id/01a0ddfe-f352-72c4-85cb-5876a6a83e1f)
  - [shape of Long Lake](https://ontology.bommaritollc.com/id/01a0de2c-ceb9-70ff-966b-3d93bbb3846d)
- `geo:hasMetricArea`: 284336.3 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Christiana Creek (HUC10 0405000114)](https://ontology.bommaritollc.com/id/01a0de92-1d28-7114-83ed-ae668a6aaff2)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-bd21-703f-a9e7-4ac0c24ac38e)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5313-7267-98c9-d65119ac243f)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-16a1-744f-afa0-d8c292b6a950)
- `schema:containedInPlace`:
  - [Cass County](https://ontology.bommaritollc.com/id/01a0ca47-5a46-7564-a1ca-981ba967c897)
  - [Calvin Township](https://ontology.bommaritollc.com/id/01a0ca47-6cb9-75de-bdb8-db9ede0c1fd1)
- `skos:prefLabel`: Long Lake

## Elsewhere

- [Wikidata Q33279553](https://www.wikidata.org/wiki/Q33279553) (proposed match (exactMatch))
- [USGS GNIS 630918](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/630918) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=41.85004&mlon=-85.90134#map=14/41.85004/-85.90134) (41.85004, -85.90134)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=41.85004,-85.90134)
- [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/Q33279553 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-75ea-771a-8c58-4b7808240dc0)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-bd21-703f-a9e7-4ac15f56b45c.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-bd21-703f-a9e7-4ac15f56b45c.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-bd21-703f-a9e7-4ac15f56b45c.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-bd21-703f-a9e7-4ac15f56b45c)
Cite as: Long Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-bd21-703f-a9e7-4ac15f56b45c
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.