# Armstrong Lake

Armstrong Lake is a lake in [Mastodon Township](https://ontology.bommaritollc.com/id/01a0ca47-7740-700b-b6fa-84552411b9a2), [Iron County](https://ontology.bommaritollc.com/id/01a0ca47-5d5f-72de-884a-05f1bce2283a), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (35.6 ha), in the [Brule River (HUC10 0403010605)](https://ontology.bommaritollc.com/id/01a0de92-1ca0-77a7-8358-af6309f6f197) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-a975-7076-8a49-648fe2851828>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Iron County](https://ontology.bommaritollc.com/id/01a0ca47-5d5f-72de-884a-05f1bce2283a) › [Mastodon Township](https://ontology.bommaritollc.com/id/01a0ca47-7740-700b-b6fa-84552411b9a2)

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

Location: 46.01724, -88.43274 (box -88.44001, 46.01346, -88.42638, 46.02274; west, south, east, north)

- `adms:identifier`: [gnis 620233](https://ontology.bommaritollc.com/id/01a0ddfe-a976-7390-a6e6-1229675b7646)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Armstrong Lake](https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0ebbadcd7431)
- `geo:hasGeometry`:
  - [point of Armstrong Lake](https://ontology.bommaritollc.com/id/01a0ddfe-e1b6-72f9-aa9d-d8ed7d643f06)
  - [shape of Armstrong Lake](https://ontology.bommaritollc.com/id/01a0de2c-c397-7030-be26-0ebbadcd7431)
- `geo:hasMetricArea`: 356115.5 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Brule River (HUC10 0403010605)](https://ontology.bommaritollc.com/id/01a0de92-1ca0-77a7-8358-af6309f6f197)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-a975-7076-8a49-648e8f0ff305)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-446f-770d-af8f-fd1a9b0166fd)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-15f8-7369-b34b-ab635238d2ee)
- `schema:containedInPlace`:
  - [Iron County](https://ontology.bommaritollc.com/id/01a0ca47-5d5f-72de-884a-05f1bce2283a)
  - [Mastodon Township](https://ontology.bommaritollc.com/id/01a0ca47-7740-700b-b6fa-84552411b9a2)
- `skos:prefLabel`: Armstrong Lake

## Elsewhere

- [Wikidata Q33226889](https://www.wikidata.org/wiki/Q33226889) (proposed match (exactMatch))
- [USGS GNIS 620233](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/620233) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.01724&mlon=-88.43274#map=14/46.01724/-88.43274) (46.01724, -88.43274)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.01724,-88.43274)
- [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/Q33226889 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7353-7195-8fdf-fffce4558d4b)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-a975-7076-8a49-648fe2851828.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-a975-7076-8a49-648fe2851828.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-a975-7076-8a49-648fe2851828.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-a975-7076-8a49-648fe2851828)
Cite as: Armstrong Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-a975-7076-8a49-648fe2851828
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.