# Knight Drain

Knight Drain is a canal in [Elkland Township](https://ontology.bommaritollc.com/id/01a0ca47-6e93-76a0-add9-ecf9df5c1a4f), [Tuscola County](https://ontology.bommaritollc.com/id/01a0ca47-5952-7651-8dce-d12b8ac1963f), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (3.3 km long), in the [Pigeon River (HUC10 0408010302)](https://ontology.bommaritollc.com/id/01a0de92-1e6c-7569-b6aa-092196864a47) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-baf0-76f9-8e13-1e8ac3e4039d>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Tuscola County](https://ontology.bommaritollc.com/id/01a0ca47-5952-7651-8dce-d12b8ac1963f) › [Elkland Township](https://ontology.bommaritollc.com/id/01a0ca47-6e93-76a0-add9-ecf9df5c1a4f)

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

Location: 43.66891, -83.17662 (box -83.19081, 43.65551, -83.16702, 43.66909; west, south, east, north)

- `adms:identifier`: [gnis 629818](https://ontology.bommaritollc.com/id/01a0ddfe-baf0-76f9-8e13-1e93a16eae07)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Knight Drain](https://ontology.bommaritollc.com/id/01a0de2c-cd6e-772c-a840-eee66b353a96)
- `geo:hasGeometry`:
  - [point of Knight Drain](https://ontology.bommaritollc.com/id/01a0ddfe-f260-72cc-8b0e-ec04692c1755)
  - [shape of Knight Drain](https://ontology.bommaritollc.com/id/01a0de2c-cd6e-772c-a840-eee66b353a96)
- `geo:hasMetricLength`: 3313.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Pigeon River (HUC10 0408010302)](https://ontology.bommaritollc.com/id/01a0de92-1e6c-7569-b6aa-092196864a47)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-baf0-76f9-8e13-1e899a3d640e)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5182-75c5-95c7-9b2e4f5e73ea)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1832-762e-9857-133588733bfb)
- `schema:containedInPlace`:
  - [Tuscola County](https://ontology.bommaritollc.com/id/01a0ca47-5952-7651-8dce-d12b8ac1963f)
  - [Elkland Township](https://ontology.bommaritollc.com/id/01a0ca47-6e93-76a0-add9-ecf9df5c1a4f)
- `skos:prefLabel`: Knight Drain

## Elsewhere

- [Wikidata Q33202668](https://www.wikidata.org/wiki/Q33202668) (proposed match (exactMatch))
- [USGS GNIS 629818](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/629818) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.66891&mlon=-83.17662#map=14/43.66891/-83.17662) (43.66891, -83.17662)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.66891,-83.17662)
- [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/Q33202668 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-75c5-751b-b7dc-e47c42883a0b)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-baf0-76f9-8e13-1e8ac3e4039d.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-baf0-76f9-8e13-1e8ac3e4039d.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-baf0-76f9-8e13-1e8ac3e4039d.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-baf0-76f9-8e13-1e8ac3e4039d)
Cite as: Knight Drain. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-baf0-76f9-8e13-1e8ac3e4039d
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.