# Swiercz Drain

Swiercz Drain is a canal in [Minden Township](https://ontology.bommaritollc.com/id/01a0ca47-8704-71b3-9959-42b43ae94fd4), [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (6.7 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-cba9-746d-8e2e-151ecdfd2c6c>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b) › [Minden Township](https://ontology.bommaritollc.com/id/01a0ca47-8704-71b3-9959-42b43ae94fd4)

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

Location: 43.64141, -82.84744 (box -82.87275, 43.63727, -82.82051, 43.66232; west, south, east, north)

- `adms:identifier`: [gnis 1614501](https://ontology.bommaritollc.com/id/01a0ddfe-cbaa-722d-9de2-89e63ddc16f5)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Swiercz Drain](https://ontology.bommaritollc.com/id/01a0de2c-d710-761d-9300-8ad87590080d)
- `geo:hasGeometry`:
  - [point of Swiercz Drain](https://ontology.bommaritollc.com/id/01a0ddff-0625-7194-aefe-d814fbe51cc6)
  - [shape of Swiercz Drain](https://ontology.bommaritollc.com/id/01a0de2c-d710-761d-9300-8ad87590080d)
- `geo:hasMetricLength`: 6708.3 (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-cba9-746d-8e2e-151d8903d94b)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5dfb-73c3-9a0f-96129e40f6b0)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-188a-720c-b522-6531344110d8)
- `schema:containedInPlace`:
  - [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b)
  - [Minden Township](https://ontology.bommaritollc.com/id/01a0ca47-8704-71b3-9959-42b43ae94fd4)
- `skos:prefLabel`: Swiercz Drain

## Elsewhere

- [Wikidata Q33216606](https://www.wikidata.org/wiki/Q33216606) (proposed match (exactMatch))
- [USGS GNIS 1614501](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1614501) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.64141&mlon=-82.84744#map=14/43.64141/-82.84744) (43.64141, -82.84744)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.64141,-82.84744)
- [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/Q33216606 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-77ce-71e8-a835-dd94aa0877a3)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-cba9-746d-8e2e-151ecdfd2c6c.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-cba9-746d-8e2e-151ecdfd2c6c.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-cba9-746d-8e2e-151ecdfd2c6c.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-cba9-746d-8e2e-151ecdfd2c6c)
Cite as: Swiercz Drain. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-cba9-746d-8e2e-151ecdfd2c6c
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.