# Lake Margrethe

Lake Margrethe is a lake in [Grayling Township](https://ontology.bommaritollc.com/id/01a0ca47-702f-70fb-bebd-db3296b1732f), [Crawford County](https://ontology.bommaritollc.com/id/01a0ca47-5aed-72c2-8f07-94c56ff8234b), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (7.8 km²), in the [North Branch Manistee River-Manistee River (HUC10 0406010301)](https://ontology.bommaritollc.com/id/01a0de92-1dde-7298-8321-a40371aa179c) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-be48-7384-9704-039d3d2300eb>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Crawford County](https://ontology.bommaritollc.com/id/01a0ca47-5aed-72c2-8f07-94c56ff8234b) › [Grayling Township](https://ontology.bommaritollc.com/id/01a0ca47-702f-70fb-bebd-db3296b1732f)

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

Location: 44.64951, -84.79160 (box -84.81785, 44.62696, -84.77183, 44.66644; west, south, east, north)

- `adms:identifier`: [gnis 631549](https://ontology.bommaritollc.com/id/01a0ddfe-be49-72d5-849d-a88cccda10e0)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Lake Margrethe](https://ontology.bommaritollc.com/id/01a0de2c-cf3d-720d-a153-5ee312eebe6a)
- `geo:hasGeometry`:
  - [point of Lake Margrethe](https://ontology.bommaritollc.com/id/01a0ddfe-f55f-7410-88a9-cddab4e4c8f8)
  - [shape of Lake Margrethe](https://ontology.bommaritollc.com/id/01a0de2c-cf3d-720d-a153-5ee312eebe6a)
- `geo:hasMetricArea`: 7787163.4 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [North Branch Manistee River-Manistee River (HUC10 0406010301)](https://ontology.bommaritollc.com/id/01a0de92-1dde-7298-8321-a40371aa179c)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-be48-7384-9704-039ce4c64640)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-53c0-70c2-8482-eeeaa34a1e0b)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1783-76d1-9446-5696fe940512)
- `schema:containedInPlace`:
  - [Crawford County](https://ontology.bommaritollc.com/id/01a0ca47-5aed-72c2-8f07-94c56ff8234b)
  - [Grayling Township](https://ontology.bommaritollc.com/id/01a0ca47-702f-70fb-bebd-db3296b1732f)
- `skos:altLabel`:
  - Lake Margarethe
  - Margrethe Lake
  - Portage
- `skos:prefLabel`: Lake Margrethe

## Elsewhere

- [Wikidata Q6476795](https://www.wikidata.org/wiki/Q6476795) (proposed match (exactMatch))
- [USGS GNIS 631549](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/631549) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.64951&mlon=-84.79160#map=14/44.64951/-84.79160) (44.64951, -84.79160)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.64951,-84.79160)
- [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/Q6476795 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-75fb-77ee-b357-c5fb6e778d0a)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-be48-7384-9704-039d3d2300eb.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-be48-7384-9704-039d3d2300eb.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-be48-7384-9704-039d3d2300eb.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-be48-7384-9704-039d3d2300eb)
Cite as: Lake Margrethe. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-be48-7384-9704-039d3d2300eb
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.