# Portage Lake

Portage Lake is a lake in [Charleston Township](https://ontology.bommaritollc.com/id/01a0ca47-6d05-7125-9ef7-aff9242e44fe), [Kalamazoo County](https://ontology.bommaritollc.com/id/01a0ca47-5a15-72c0-b651-f411e5451fd3), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (1.3 km²), in the [Portage River (HUC10 0405000105)](https://ontology.bommaritollc.com/id/01a0de92-1d13-7587-ad14-2da641143c9b) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c4d3-700d-8198-553beff88533>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Kalamazoo County](https://ontology.bommaritollc.com/id/01a0ca47-5a15-72c0-b651-f411e5451fd3) › [Charleston Township](https://ontology.bommaritollc.com/id/01a0ca47-6d05-7125-9ef7-aff9242e44fe)

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

Location: 42.26053, -85.34704 (box -85.36370, 42.25341, -85.34149, 42.26836; west, south, east, north)

- `adms:identifier`: [gnis 635278](https://ontology.bommaritollc.com/id/01a0ddfe-c4d3-700d-8198-5543e1da2d29)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Portage Lake](https://ontology.bommaritollc.com/id/01a0de2c-d32f-74ca-a4cb-57b1977ce7fd)
- `geo:hasGeometry`:
  - [point of Portage Lake](https://ontology.bommaritollc.com/id/01a0ddfe-fe1c-7636-a90e-aee5798ab5d3)
  - [shape of Portage Lake](https://ontology.bommaritollc.com/id/01a0de2c-d32f-74ca-a4cb-57b1977ce7fd)
- `geo:hasMetricArea`: 1325076.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Portage River (HUC10 0405000105)](https://ontology.bommaritollc.com/id/01a0de92-1d13-7587-ad14-2da641143c9b)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c4d3-700d-8198-553ae094fac8)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5916-734a-89db-918a9503177c)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1687-7260-adce-8db144ef7476)
- `schema:containedInPlace`:
  - [Kalamazoo County](https://ontology.bommaritollc.com/id/01a0ca47-5a15-72c0-b651-f411e5451fd3)
  - [Charleston Township](https://ontology.bommaritollc.com/id/01a0ca47-6d05-7125-9ef7-aff9242e44fe)
- `skos:prefLabel`: Portage Lake

## Elsewhere

- [Wikidata Q87772953](https://www.wikidata.org/wiki/Q87772953) (proposed match (exactMatch))
- [USGS GNIS 635278](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/635278) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.26053&mlon=-85.34704#map=14/42.26053/-85.34704) (42.26053, -85.34704)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.26053,-85.34704)
- [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/Q87772953 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76e1-7013-833a-fc4612450209)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c4d3-700d-8198-553beff88533.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c4d3-700d-8198-553beff88533.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c4d3-700d-8198-553beff88533.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c4d3-700d-8198-553beff88533)
Cite as: Portage Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c4d3-700d-8198-553beff88533
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.