# Witmer Drain

Witmer Drain is a canal in [Maple Valley Township](https://ontology.bommaritollc.com/id/01a0ca47-7722-70e3-99b4-38635ced7c86), [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (6.1 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-cf82-76ce-9115-fbb5ec33113d>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b) › [Maple Valley Township](https://ontology.bommaritollc.com/id/01a0ca47-7722-70e3-99b4-38635ced7c86)

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

Location: 43.19225, -82.94521 (box -82.98310, 43.18330, -82.92938, 43.19928; west, south, east, north)

- `adms:identifier`: [gnis 1616669](https://ontology.bommaritollc.com/id/01a0ddfe-cf82-76ce-9115-fbbed85832e4)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Witmer Drain](https://ontology.bommaritollc.com/id/01a0de2c-d93b-719e-9bdf-b952db5274b1)
- `geo:hasGeometry`:
  - [point of Witmer Drain](https://ontology.bommaritollc.com/id/01a0ddff-0b6a-7559-87c6-bc15e11e0d04)
  - [shape of Witmer Drain](https://ontology.bommaritollc.com/id/01a0de2c-d93b-719e-9bdf-b952db5274b1)
- `geo:hasMetricLength`: 6090.1 (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-cf82-76ce-9115-fbb45226d9c5)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-610f-75e8-ab00-92fc48a4afce)
  - [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)
  - [Maple Valley Township](https://ontology.bommaritollc.com/id/01a0ca47-7722-70e3-99b4-38635ced7c86)
- `skos:prefLabel`: Witmer Drain

## Elsewhere

- [Wikidata Q33221041](https://www.wikidata.org/wiki/Q33221041) (proposed match (exactMatch))
- [USGS GNIS 1616669](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1616669) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.19225&mlon=-82.94521#map=14/43.19225/-82.94521) (43.19225, -82.94521)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.19225,-82.94521)
- [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/Q33221041 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7812-77ed-b7f3-a1533d01491d)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-cf82-76ce-9115-fbb5ec33113d.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-cf82-76ce-9115-fbb5ec33113d.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-cf82-76ce-9115-fbb5ec33113d.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-cf82-76ce-9115-fbb5ec33113d)
Cite as: Witmer Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-cf82-76ce-9115-fbb5ec33113d
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.