# Boulton Drain

Boulton 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) (8.5 km long), in the [South Branch Cass River (HUC10 0408020501)](https://ontology.bommaritollc.com/id/01a0de92-1eb4-700b-8d2b-c7ca7c0acb03) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-ace1-7201-a74a-fb67ceaf4bc4>

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: 43.64557, -83.15911 (box -83.18058, 43.62978, -83.11953, 43.65167; west, south, east, north)

- `adms:identifier`: [gnis 621777](https://ontology.bommaritollc.com/id/01a0ddfe-ace2-7425-9531-af2ac90c9916)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Boulton Drain](https://ontology.bommaritollc.com/id/01a0de2c-c543-76d2-ad01-ef0ecadf73f0)
- `geo:hasGeometry`:
  - [point of Boulton Drain](https://ontology.bommaritollc.com/id/01a0ddfe-e337-760e-a2c6-e9e868cad909)
  - [shape of Boulton Drain](https://ontology.bommaritollc.com/id/01a0de2c-c543-76d2-ad01-ef0ecadf73f0)
- `geo:hasMetricLength`: 8490.0 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [South Branch Cass River (HUC10 0408020501)](https://ontology.bommaritollc.com/id/01a0de92-1eb4-700b-8d2b-c7ca7c0acb03)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-ace1-7201-a74a-fb661610f1f4)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4699-7597-ad8a-14b443616c0e)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-188a-720c-b522-6531344110d8)
- `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`: Boulton Drain

## Elsewhere

- [Wikidata Q33178360](https://www.wikidata.org/wiki/Q33178360) (proposed match (exactMatch))
- [USGS GNIS 621777](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/621777) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.64557&mlon=-83.15911#map=14/43.64557/-83.15911) (43.64557, -83.15911)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.64557,-83.15911)
- [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/Q33178360 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7390-7224-94ae-ed986ce40a27)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-ace1-7201-a74a-fb67ceaf4bc4.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-ace1-7201-a74a-fb67ceaf4bc4.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-ace1-7201-a74a-fb67ceaf4bc4.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-ace1-7201-a74a-fb67ceaf4bc4)
Cite as: Boulton Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-ace1-7201-a74a-fb67ceaf4bc4
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.