# Colvin Drain

Colvin Drain is a canal in [Palmyra Township](https://ontology.bommaritollc.com/id/01a0ca47-7861-7397-bc92-998a592a047f), [Lenawee County](https://ontology.bommaritollc.com/id/01a0ca47-5a45-7139-a14c-e06bafbc3a94), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (4.0 km long), in the [Little River Raisin-River Raisin (HUC10 0410000203)](https://ontology.bommaritollc.com/id/01a0de92-1f03-724b-8e7a-08dbc92136f2) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b064-7067-a9e3-3ba55e337b92>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Lenawee County](https://ontology.bommaritollc.com/id/01a0ca47-5a45-7139-a14c-e06bafbc3a94) › [Palmyra Township](https://ontology.bommaritollc.com/id/01a0ca47-7861-7397-bc92-998a592a047f)

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

Location: 41.87005, -83.90189 (box -83.92606, 41.86335, -83.88547, 41.87237; west, south, east, north)

- `adms:identifier`: [gnis 623650](https://ontology.bommaritollc.com/id/01a0ddfe-b065-70a7-8f03-f0bf1a75cde5)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Colvin Drain](https://ontology.bommaritollc.com/id/01a0de2c-c6f8-7407-8567-611dee96330a)
- `geo:hasGeometry`:
  - [point of Colvin Drain](https://ontology.bommaritollc.com/id/01a0ddfe-e512-7375-8d9f-91aafd3cf4ee)
  - [shape of Colvin Drain](https://ontology.bommaritollc.com/id/01a0de2c-c6f8-7407-8567-611dee96330a)
- `geo:hasMetricLength`: 4025.1 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Little River Raisin-River Raisin (HUC10 0410000203)](https://ontology.bommaritollc.com/id/01a0de92-1f03-724b-8e7a-08dbc92136f2)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b064-7067-a9e3-3ba4c25eacbb)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-492d-77b2-83c7-b07e3cef595d)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-18f1-71c4-ad28-f456d8d863a7)
- `schema:containedInPlace`:
  - [Lenawee County](https://ontology.bommaritollc.com/id/01a0ca47-5a45-7139-a14c-e06bafbc3a94)
  - [Palmyra Township](https://ontology.bommaritollc.com/id/01a0ca47-7861-7397-bc92-998a592a047f)
- `skos:prefLabel`: Colvin Drain

## Elsewhere

- [Wikidata Q33181908](https://www.wikidata.org/wiki/Q33181908) (proposed match (exactMatch))
- [USGS GNIS 623650](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/623650) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=41.87005&mlon=-83.90189#map=14/41.87005/-83.90189) (41.87005, -83.90189)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=41.87005,-83.90189)
- [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/Q33181908 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-73bb-76ad-942f-bce01a391dd3)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b064-7067-a9e3-3ba55e337b92.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b064-7067-a9e3-3ba55e337b92.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b064-7067-a9e3-3ba55e337b92.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b064-7067-a9e3-3ba55e337b92)
Cite as: Colvin Drain. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-b064-7067-a9e3-3ba55e337b92
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.