# Sigmund Drain

Sigmund Drain is a canal in [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (8.0 km long), in the [Flint River (HUC10 0408020405)](https://ontology.bommaritollc.com/id/01a0de92-1eb0-75b7-bfca-f2ae2d1b93df) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c8dd-75b8-833a-87ce08cfbb1d>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa)

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

Location: 43.15781, -83.99802 (box -84.01949, 43.13190, -83.97389, 43.17257; west, south, east, north)

- `adms:identifier`: [gnis 637893](https://ontology.bommaritollc.com/id/01a0ddfe-c8dd-75b8-833a-87d7fd6b8984)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Sigmund Drain](https://ontology.bommaritollc.com/id/01a0de2c-d567-74db-9c9d-d08eeff49680)
- `geo:hasGeometry`:
  - [point of Sigmund Drain](https://ontology.bommaritollc.com/id/01a0ddff-0324-7720-96c9-ea66facfdd9a)
  - [shape of Sigmund Drain](https://ontology.bommaritollc.com/id/01a0de2c-d567-74db-9c9d-d08eeff49680)
- `geo:hasMetricLength`: 7976.2 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Flint River (HUC10 0408020405)](https://ontology.bommaritollc.com/id/01a0de92-1eb0-75b7-bfca-f2ae2d1b93df)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c8dd-75b8-833a-87cdfcb70a74)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5bf5-76a5-8cf6-ca3fc38df524)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1885-7763-86c0-7148a2d1a706)
- `schema:containedInPlace`:
  - [Saginaw County](https://ontology.bommaritollc.com/id/01a0ca47-5952-7651-8dce-d142472a7091)
  - [Shiawassee County](https://ontology.bommaritollc.com/id/01a0ca47-5a07-7411-967f-81f4056ba84d)
  - [Hazelton Township](https://ontology.bommaritollc.com/id/01a0ca47-5fbf-7460-a1d2-3ee9c41c5ea7)
  - [Maple Grove Township](https://ontology.bommaritollc.com/id/01a0ca47-7720-7234-93f9-89986251d2c8)
- `skos:prefLabel`: Sigmund Drain

## Elsewhere

- [Wikidata Q33214155](https://www.wikidata.org/wiki/Q33214155) (proposed match (exactMatch))
- [USGS GNIS 637893](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/637893) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.15781&mlon=-83.99802#map=14/43.15781/-83.99802) (43.15781, -83.99802)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.15781,-83.99802)
- [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/Q33214155 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7713-760b-8b75-e767da652ab2)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c8dd-75b8-833a-87ce08cfbb1d.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c8dd-75b8-833a-87ce08cfbb1d.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c8dd-75b8-833a-87ce08cfbb1d.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c8dd-75b8-833a-87ce08cfbb1d)
Cite as: Sigmund Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c8dd-75b8-833a-87ce08cfbb1d
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.