# Bowman Ditch

Bowman Ditch is a canal in [Macomb County](https://ontology.bommaritollc.com/id/01a0ca47-5a13-7757-80a2-202aea23905c), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (5.0 km long), in the [North Branch Clinton River (HUC10 0409000303)](https://ontology.bommaritollc.com/id/01a0de92-1edd-77aa-ba90-f57b56b4ff99) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-acee-75b4-8e84-5c4429b0711c>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Macomb County](https://ontology.bommaritollc.com/id/01a0ca47-5a13-7757-80a2-202aea23905c)

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

Location: 42.66698, -82.86631 (box -82.87665, 42.65964, -82.85527, 42.67959; west, south, east, north)

- `adms:identifier`: [gnis 621808](https://ontology.bommaritollc.com/id/01a0ddfe-acef-7699-95fa-20a87ff918ce)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Bowman Ditch](https://ontology.bommaritollc.com/id/01a0de2c-c54a-7775-ad20-71e15aef6a1b)
- `geo:hasGeometry`:
  - [point of Bowman Ditch](https://ontology.bommaritollc.com/id/01a0ddfe-e33e-7412-92d9-cf51a1f90463)
  - [shape of Bowman Ditch](https://ontology.bommaritollc.com/id/01a0de2c-c54a-7775-ad20-71e15aef6a1b)
- `geo:hasMetricLength`: 5011.7 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [North Branch Clinton River (HUC10 0409000303)](https://ontology.bommaritollc.com/id/01a0de92-1edd-77aa-ba90-f57b56b4ff99)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-acee-75b4-8e84-5c436317a205)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-46a3-76d4-b6d2-cb403c83ce1e)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-18be-7315-9532-618e5c4275c1)
- `schema:containedInPlace`:
  - [Macomb County](https://ontology.bommaritollc.com/id/01a0ca47-5a13-7757-80a2-202aea23905c)
  - [Chesterfield Township](https://ontology.bommaritollc.com/id/01a0ca47-694b-7616-94b2-402cd5935997)
  - [Macomb Township](https://ontology.bommaritollc.com/id/01a0ca47-69ac-770f-8546-00e50c0e587e)
- `skos:prefLabel`: Bowman Ditch

## Elsewhere

- [Wikidata Q33178435](https://www.wikidata.org/wiki/Q33178435) (proposed match (exactMatch))
- [USGS GNIS 621808](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/621808) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.66698&mlon=-82.86631#map=14/42.66698/-82.86631) (42.66698, -82.86631)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.66698,-82.86631)
- [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/Q33178435 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7391-77dc-a779-ca0a95c95726)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-acee-75b4-8e84-5c4429b0711c.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-acee-75b4-8e84-5c4429b0711c.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-acee-75b4-8e84-5c4429b0711c.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-acee-75b4-8e84-5c4429b0711c)
Cite as: Bowman Ditch. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-acee-75b4-8e84-5c4429b0711c
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.