# Old Headquarters Lake

Old Headquarters Lake is a lake in [McMillan Township](https://ontology.bommaritollc.com/id/01a0ca47-774e-71b1-9a0c-1325186bd6d8), [Luce County](https://ontology.bommaritollc.com/id/01a0ca47-5c41-7728-b7f8-b3973ec5773e), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (3.8 ha), in the [Hurricane River-Frontal Lake Superior (HUC10 0402020105)](https://ontology.bommaritollc.com/id/01a0de92-1c6d-755e-9099-5983709661fb) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c273-72d9-9f69-c201b3e3ffc7>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Luce County](https://ontology.bommaritollc.com/id/01a0ca47-5c41-7728-b7f8-b3973ec5773e) › [McMillan Township](https://ontology.bommaritollc.com/id/01a0ca47-774e-71b1-9a0c-1325186bd6d8)

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

Location: 46.62401, -85.60555 (box -85.60713, 46.62275, -85.60442, 46.62592; west, south, east, north)

- `adms:identifier`: [gnis 633999](https://ontology.bommaritollc.com/id/01a0ddfe-c273-72d9-9f69-c20a93a1f2a5)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Old Headquarters Lake](https://ontology.bommaritollc.com/id/01a0de2c-d1e4-7250-a35c-3e0a88a82b99)
- `geo:hasGeometry`:
  - [point of Old Headquarters Lake](https://ontology.bommaritollc.com/id/01a0ddfe-fb2a-7345-a28a-2c09f693221b)
  - [shape of Old Headquarters Lake](https://ontology.bommaritollc.com/id/01a0de2c-d1e4-7250-a35c-3e0a88a82b99)
- `geo:hasMetricArea`: 38340.4 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Hurricane River-Frontal Lake Superior (HUC10 0402020105)](https://ontology.bommaritollc.com/id/01a0de92-1c6d-755e-9099-5983709661fb)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c273-72d9-9f69-c200368f0de7)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5761-7020-878d-8363e7563d4a)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-15c1-76a6-89f9-a1f9d34fa5f1)
- `schema:containedInPlace`:
  - [Luce County](https://ontology.bommaritollc.com/id/01a0ca47-5c41-7728-b7f8-b3973ec5773e)
  - [McMillan Township](https://ontology.bommaritollc.com/id/01a0ca47-774e-71b1-9a0c-1325186bd6d8)
- `skos:prefLabel`: Old Headquarters Lake

## Elsewhere

- [Wikidata Q88276365](https://www.wikidata.org/wiki/Q88276365) (proposed match (exactMatch))
- [USGS GNIS 633999](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/633999) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.62401&mlon=-85.60555#map=14/46.62401/-85.60555) (46.62401, -85.60555)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.62401,-85.60555)
- [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/Q88276365 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76b7-77de-afca-8f06741b4405)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c273-72d9-9f69-c201b3e3ffc7.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c273-72d9-9f69-c201b3e3ffc7.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c273-72d9-9f69-c201b3e3ffc7.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c273-72d9-9f69-c201b3e3ffc7)
Cite as: Old Headquarters Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c273-72d9-9f69-c201b3e3ffc7
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.