# Lassen Lake

Lassen Lake is a lake in [Fork Township](https://ontology.bommaritollc.com/id/01a0ca47-6f6b-715c-aca2-1b0d9537008a), [Mecosta County](https://ontology.bommaritollc.com/id/01a0ca47-5950-7191-8721-78134ddd2993), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (1.2 ha), in the [West Branch Chippewa River (HUC10 0408020201)](https://ontology.bommaritollc.com/id/01a0de92-1e8d-752d-bb87-71313b962a7b) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-bb48-70ca-bbf4-5f316a235dbb>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Mecosta County](https://ontology.bommaritollc.com/id/01a0ca47-5950-7191-8721-78134ddd2993) › [Fork Township](https://ontology.bommaritollc.com/id/01a0ca47-6f6b-715c-aca2-1b0d9537008a)

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

Location: 43.80562, -85.17276 (box -85.17381, 43.80514, -85.17168, 43.80617; west, south, east, north)

- `adms:identifier`: [gnis 630178](https://ontology.bommaritollc.com/id/01a0ddfe-bb49-7324-a975-e9c084ff9ca3)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Lassen Lake](https://ontology.bommaritollc.com/id/01a0de2c-cda7-70ed-a957-3894f9b4bc2e)
- `geo:hasGeometry`:
  - [point of Lassen Lake](https://ontology.bommaritollc.com/id/01a0ddfe-f29e-7656-b034-7c6b5c3a495b)
  - [shape of Lassen Lake](https://ontology.bommaritollc.com/id/01a0de2c-cda7-70ed-a957-3894f9b4bc2e)
- `geo:hasMetricArea`: 12311.8 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [West Branch Chippewa River (HUC10 0408020201)](https://ontology.bommaritollc.com/id/01a0de92-1e8d-752d-bb87-71313b962a7b)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-bb48-70ca-bbf4-5f3054b2333c)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-51ca-754f-b485-82e990d43c10)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-185d-717f-bd87-f17525e43097)
- `schema:containedInPlace`:
  - [Mecosta County](https://ontology.bommaritollc.com/id/01a0ca47-5950-7191-8721-78134ddd2993)
  - [Fork Township](https://ontology.bommaritollc.com/id/01a0ca47-6f6b-715c-aca2-1b0d9537008a)
- `skos:prefLabel`: Lassen Lake

## Elsewhere

- [Wikidata Q88274875](https://www.wikidata.org/wiki/Q88274875) (proposed match (exactMatch))
- [USGS GNIS 630178](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/630178) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.80562&mlon=-85.17276#map=14/43.80562/-85.17276) (43.80562, -85.17276)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.80562,-85.17276)
- [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/Q88274875 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-75cb-74b1-b61b-684115f4cb09)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-bb48-70ca-bbf4-5f316a235dbb.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-bb48-70ca-bbf4-5f316a235dbb.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-bb48-70ca-bbf4-5f316a235dbb.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-bb48-70ca-bbf4-5f316a235dbb)
Cite as: Lassen Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-bb48-70ca-bbf4-5f316a235dbb
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.