# Douglas Lake

Douglas Lake is a lake in [Charlton Township](https://ontology.bommaritollc.com/id/01a0ca47-6d08-7787-aa1a-ce8259fb8a72), [Otsego County](https://ontology.bommaritollc.com/id/01a0ca47-5dbc-76a7-9cd6-a55d33bece50), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (34.8 ha), in the [North Branch Au Sable River (HUC10 0407000702)](https://ontology.bommaritollc.com/id/01a0de92-1e41-7775-935e-254be29a1796) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b2c1-714a-9f18-a8dd9e75d901>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Otsego County](https://ontology.bommaritollc.com/id/01a0ca47-5dbc-76a7-9cd6-a55d33bece50) › [Charlton Township](https://ontology.bommaritollc.com/id/01a0ca47-6d08-7787-aa1a-ce8259fb8a72)

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

Location: 44.92205, -84.44473 (box -84.44821, 44.91913, -84.44018, 44.92637; west, south, east, north)

- `adms:identifier`: [gnis 624827](https://ontology.bommaritollc.com/id/01a0ddfe-b2c2-759a-a982-fabbfcd728fe)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Douglas Lake](https://ontology.bommaritollc.com/id/01a0de2c-c84c-7686-9432-8611e041e5af)
- `geo:hasGeometry`:
  - [point of Douglas Lake](https://ontology.bommaritollc.com/id/01a0ddfe-e764-72a9-b357-dfe8a8707584)
  - [shape of Douglas Lake](https://ontology.bommaritollc.com/id/01a0de2c-c84c-7686-9432-8611e041e5af)
- `geo:hasMetricArea`: 348063.5 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [North Branch Au Sable River (HUC10 0407000702)](https://ontology.bommaritollc.com/id/01a0de92-1e41-7775-935e-254be29a1796)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b2c1-714a-9f18-a8dc85a72e67)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4adf-75ab-96bd-184ab2f1adba)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1803-7303-9b50-f00bbfd45585)
- `schema:containedInPlace`:
  - [Otsego County](https://ontology.bommaritollc.com/id/01a0ca47-5dbc-76a7-9cd6-a55d33bece50)
  - [Charlton Township](https://ontology.bommaritollc.com/id/01a0ca47-6d08-7787-aa1a-ce8259fb8a72)
- `skos:prefLabel`: Douglas Lake

## Elsewhere

- [Wikidata Q33247195](https://www.wikidata.org/wiki/Q33247195) (proposed match (exactMatch))
- [USGS GNIS 624827](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/624827) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.92205&mlon=-84.44473#map=14/44.92205/-84.44473) (44.92205, -84.44473)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.92205,-84.44473)
- [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/Q33247195 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7466-73f2-b552-f19bbe57cd88)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b2c1-714a-9f18-a8dd9e75d901.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b2c1-714a-9f18-a8dd9e75d901.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b2c1-714a-9f18-a8dd9e75d901.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b2c1-714a-9f18-a8dd9e75d901)
Cite as: Douglas Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-b2c1-714a-9f18-a8dd9e75d901
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.