# Keweenaw Waterway

Keweenaw Waterway is a canal in [Houghton County](https://ontology.bommaritollc.com/id/01a0ca47-5837-77b7-8da4-931131405a4c), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (21.4 km long), in the [Portage Lake (HUC10 0402010303)](https://ontology.bommaritollc.com/id/01a0de92-1c36-7303-87e5-dc6e63d6279f) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c4d5-7781-965f-58e34aab66eb>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Houghton County](https://ontology.bommaritollc.com/id/01a0ca47-5837-77b7-8da4-931131405a4c)

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

Location: 47.21604, -88.62012 (box -88.64145, 47.11327, -88.51193, 47.23022; west, south, east, north)

- `adms:identifier`: [gnis 635283](https://ontology.bommaritollc.com/id/01a0ddfe-c4d6-706d-8cb7-3ea36d7e4261)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Keweenaw Waterway](https://ontology.bommaritollc.com/id/01a0de2c-d331-70a4-97ba-8af29bd4333d)
- `geo:hasGeometry`:
  - [point of Keweenaw Waterway](https://ontology.bommaritollc.com/id/01a0ddfe-fe1d-76e6-915a-7a57fd683917)
  - [shape of Keweenaw Waterway](https://ontology.bommaritollc.com/id/01a0de2c-d331-70a4-97ba-8af29bd4333d)
- `geo:hasMetricLength`: 21389.2 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Portage Lake (HUC10 0402010303)](https://ontology.bommaritollc.com/id/01a0de92-1c36-7303-87e5-dc6e63d6279f)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c4d5-7781-965f-58e2a90a3376)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5919-71f5-9c4f-3926d268a5c7)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-157f-77fc-b2ca-49005e06e599)
- `schema:containedInPlace`:
  - [Houghton County](https://ontology.bommaritollc.com/id/01a0ca47-5837-77b7-8da4-931131405a4c)
  - [Hancock Township](https://ontology.bommaritollc.com/id/01a0ca47-6047-7563-bba2-dc2cfa2ad827)
  - [Franklin Township](https://ontology.bommaritollc.com/id/01a0ca47-6fdf-7313-8c3b-832e93966e83)
  - [Portage Township](https://ontology.bommaritollc.com/id/01a0ca47-78fd-75ce-809d-3cce5005f404)
  - [Stanton Township](https://ontology.bommaritollc.com/id/01a0ca47-7aaa-70ab-973b-343dd7ae5466)
  - [Adams Township](https://ontology.bommaritollc.com/id/01a0ca47-7cd7-72be-b3cf-adab7e91bc02)
  - [Houghton](https://ontology.bommaritollc.com/id/01a0ca47-8757-71e5-9dea-01eaa2d5a0da)
- `skos:altLabel`: Portage Lake Ship Canal
- `skos:prefLabel`: Keweenaw Waterway

## Elsewhere

- [Wikidata Q6397950](https://www.wikidata.org/wiki/Q6397950) (proposed match (exactMatch))
- [USGS GNIS 635283](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/635283) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=47.21604&mlon=-88.62012#map=14/47.21604/-88.62012) (47.21604, -88.62012)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=47.21604,-88.62012)
- [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/Q6397950 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76e1-7013-833a-fc4e0d6c8a4c)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c4d5-7781-965f-58e34aab66eb.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c4d5-7781-965f-58e34aab66eb.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c4d5-7781-965f-58e34aab66eb.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c4d5-7781-965f-58e34aab66eb)
Cite as: Keweenaw Waterway. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c4d5-7781-965f-58e34aab66eb
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.