# Welch Drain

Welch Drain is a canal in [Flynn Township](https://ontology.bommaritollc.com/id/01a0ca47-6f64-76c0-a4e0-3bdfa9bc979a), [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (3.3 km long), in the [Elk Creek-Black River (HUC10 0409000101)](https://ontology.bommaritollc.com/id/01a0de92-1ec5-7182-8a6e-d07a8f3e4802) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-ce58-7297-a55e-a504130ee439>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b) › [Flynn Township](https://ontology.bommaritollc.com/id/01a0ca47-6f64-76c0-a4e0-3bdfa9bc979a)

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

Location: 43.26864, -82.97188 (box -82.98892, 43.26716, -82.95758, 43.27302; west, south, east, north)

- `adms:identifier`: [gnis 1615982](https://ontology.bommaritollc.com/id/01a0ddfe-ce59-77a4-b75f-a618f5cf9cfd)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Welch Drain](https://ontology.bommaritollc.com/id/01a0de2c-d8b5-7649-a5da-e4b2cce2c104)
- `geo:hasGeometry`:
  - [point of Welch Drain](https://ontology.bommaritollc.com/id/01a0ddff-091d-7146-9c15-dec8223fa719)
  - [shape of Welch Drain](https://ontology.bommaritollc.com/id/01a0de2c-d8b5-7649-a5da-e4b2cce2c104)
- `geo:hasMetricLength`: 3274.3 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Elk Creek-Black River (HUC10 0409000101)](https://ontology.bommaritollc.com/id/01a0de92-1ec5-7182-8a6e-d07a8f3e4802)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-ce58-7297-a55e-a5035b3b1161)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6009-774d-999d-41926518cd77)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-18a1-7476-9a58-4e485664969e)
- `schema:containedInPlace`:
  - [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b)
  - [Flynn Township](https://ontology.bommaritollc.com/id/01a0ca47-6f64-76c0-a4e0-3bdfa9bc979a)
- `skos:prefLabel`: Welch Drain

## Elsewhere

- [Wikidata Q33219431](https://www.wikidata.org/wiki/Q33219431) (proposed match (exactMatch))
- [USGS GNIS 1615982](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1615982) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.26864&mlon=-82.97188#map=14/43.26864/-82.97188) (43.26864, -82.97188)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.26864,-82.97188)
- [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/Q33219431 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-77ff-73f5-975a-3290a33e5dee)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-ce58-7297-a55e-a504130ee439.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-ce58-7297-a55e-a504130ee439.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-ce58-7297-a55e-a504130ee439.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-ce58-7297-a55e-a504130ee439)
Cite as: Welch Drain. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-ce58-7297-a55e-a504130ee439
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.