# Backus Lake

Backus Lake is a lake in [Backus Township](https://ontology.bommaritollc.com/id/01a0ca47-6b83-7724-9319-cdc9537ea95c), [Roscommon County](https://ontology.bommaritollc.com/id/01a0ca47-5e30-716d-bf6c-30c61f07cf12), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (84.3 ha), in the [Houghton Lake-Muskegon River (HUC10 0406010201)](https://ontology.bommaritollc.com/id/01a0de92-1dc2-76ed-b2fa-c19b79a51aee) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-a9dd-73e9-9205-207d18422102>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Roscommon County](https://ontology.bommaritollc.com/id/01a0ca47-5e30-716d-bf6c-30c61f07cf12) › [Backus Township](https://ontology.bommaritollc.com/id/01a0ca47-6b83-7724-9319-cdc9537ea95c)

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

Location: 44.31851, -84.56580 (box -84.57217, 44.31326, -84.55950, 44.32414; west, south, east, north)

- `adms:identifier`: [gnis 620415](https://ontology.bommaritollc.com/id/01a0ddfe-a9de-7019-a23b-f394375645e5)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Backus Lake](https://ontology.bommaritollc.com/id/01a0de2c-c3b4-7795-a23c-ccd2de492171)
- `geo:hasGeometry`:
  - [point of Backus Lake](https://ontology.bommaritollc.com/id/01a0ddfe-e1d4-739b-9c3d-f116b57e068c)
  - [shape of Backus Lake](https://ontology.bommaritollc.com/id/01a0de2c-c3b4-7795-a23c-ccd2de492171)
- `geo:hasMetricArea`: 842806.0 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Houghton Lake-Muskegon River (HUC10 0406010201)](https://ontology.bommaritollc.com/id/01a0de92-1dc2-76ed-b2fa-c19b79a51aee)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-a9dd-73e9-9205-207c3358d8f0)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4496-74f2-9437-822ea19bcb18)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1763-7620-b6d4-7aeb4726ec93)
- `schema:containedInPlace`:
  - [Roscommon County](https://ontology.bommaritollc.com/id/01a0ca47-5e30-716d-bf6c-30c61f07cf12)
  - [Backus Township](https://ontology.bommaritollc.com/id/01a0ca47-6b83-7724-9319-cdc9537ea95c)
- `skos:altLabel`: Mud Lake
- `skos:prefLabel`: Backus Lake

## Elsewhere

- [Wikidata Q88270256](https://www.wikidata.org/wiki/Q88270256) (proposed match (exactMatch))
- [USGS GNIS 620415](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/620415) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.31851&mlon=-84.56580#map=14/44.31851/-84.56580) (44.31851, -84.56580)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.31851,-84.56580)
- [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/Q88270256 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7357-75b6-bf42-ef3a35dd4aa5)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-a9dd-73e9-9205-207d18422102.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-a9dd-73e9-9205-207d18422102.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-a9dd-73e9-9205-207d18422102.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-a9dd-73e9-9205-207d18422102)
Cite as: Backus Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-a9dd-73e9-9205-207d18422102
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.