# Saint John Drain

Saint John Drain is a canal in [Clay Township](https://ontology.bommaritollc.com/id/01a0ca47-6d31-71ba-a8d8-80902e60a5d1), [St. Clair County](https://ontology.bommaritollc.com/id/01a0ca47-5a01-72ff-8fe9-1447a694275e), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (2.5 km long), in the [Lake St. Clair (HUC10 0409000210)](https://ontology.bommaritollc.com/id/01a0de92-1ed3-719b-ba19-67738ce6adef) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-db3f-761d-9b8f-6c03e8ea0c32>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [St. Clair County](https://ontology.bommaritollc.com/id/01a0ca47-5a01-72ff-8fe9-1447a694275e) › [Clay Township](https://ontology.bommaritollc.com/id/01a0ca47-6d31-71ba-a8d8-80902e60a5d1)

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

Location: 42.62420, -82.60963 (box -82.62060, 42.62305, -82.60588, 42.63170; west, south, east, north)

- `adms:identifier`: [gnis 1624256](https://ontology.bommaritollc.com/id/01a0ddfe-db3f-761d-9b8f-6c0c85d32479)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Saint John Drain](https://ontology.bommaritollc.com/id/01a0de2c-e058-7753-8cdd-57cbf74f475f)
- `geo:hasGeometry`:
  - [point of Saint John Drain](https://ontology.bommaritollc.com/id/01a0ddff-18e4-7723-9d64-fd4a142458ff)
  - [shape of Saint John Drain](https://ontology.bommaritollc.com/id/01a0de2c-e058-7753-8cdd-57cbf74f475f)
- `geo:hasMetricLength`: 2479.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Lake St. Clair (HUC10 0409000210)](https://ontology.bommaritollc.com/id/01a0de92-1ed3-719b-ba19-67738ce6adef)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-db3f-761d-9b8f-6c0289cc08d9)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-69d3-7565-aed0-a6942bd9fa26)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-18b0-70c6-9fac-de35c3a12539)
- `schema:containedInPlace`:
  - [St. Clair County](https://ontology.bommaritollc.com/id/01a0ca47-5a01-72ff-8fe9-1447a694275e)
  - [Clay Township](https://ontology.bommaritollc.com/id/01a0ca47-6d31-71ba-a8d8-80902e60a5d1)
- `skos:prefLabel`: Saint John Drain

## Elsewhere

- [Wikidata Q33212581](https://www.wikidata.org/wiki/Q33212581) (proposed match (exactMatch))
- [USGS GNIS 1624256](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1624256) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.62420&mlon=-82.60963#map=14/42.62420/-82.60963) (42.62420, -82.60963)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.62420,-82.60963)
- [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/Q33212581 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7949-776b-ac66-7f46547affc2)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-db3f-761d-9b8f-6c03e8ea0c32.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-db3f-761d-9b8f-6c03e8ea0c32.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-db3f-761d-9b8f-6c03e8ea0c32.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-db3f-761d-9b8f-6c03e8ea0c32)
Cite as: Saint John Drain. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-db3f-761d-9b8f-6c03e8ea0c32
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.