# East Branch Speaker and Maple Valley Drain

East Branch Speaker and Maple Valley Drain is a canal in [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (17.5 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-b351-7650-bb79-980f97b38223>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Sanilac County](https://ontology.bommaritollc.com/id/01a0ca47-5953-7311-ac48-68da826dd41b)

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

Location: 43.21558, -82.86632 (box -82.92295, 43.17595, -82.83339, 43.29323; west, south, east, north)

- `adms:identifier`: [gnis 625152](https://ontology.bommaritollc.com/id/01a0ddfe-b351-7650-bb79-9818c8f429ca)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of East Branch Speaker and Maple Valley Drain](https://ontology.bommaritollc.com/id/01a0de2c-c90f-774a-b639-dee0de513ec1)
- `geo:hasGeometry`:
  - [point of East Branch Speaker and Maple Valley Drain](https://ontology.bommaritollc.com/id/01a0ddfe-e7b5-72c4-8a2c-40bda4037052)
  - [shape of East Branch Speaker and Maple Valley Drain](https://ontology.bommaritollc.com/id/01a0de2c-c90f-774a-b639-dee0de513ec1)
- `geo:hasMetricLength`: 17488.9 (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-b351-7650-bb79-980e498dd154)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4b9f-75bf-9e75-88c08d37e91a)
  - [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)
  - [Speaker Township](https://ontology.bommaritollc.com/id/01a0ca47-7a84-72b7-bc36-d7d80fac520d)
  - [Elk Township](https://ontology.bommaritollc.com/id/01a0ca47-8501-77fa-bd32-cc758bf5bc3e)
- `skos:prefLabel`: East Branch Speaker and Maple Valley Drain

## Elsewhere

- [Wikidata Q33191634](https://www.wikidata.org/wiki/Q33191634) (proposed match (exactMatch))
- [USGS GNIS 625152](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/625152) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.21558&mlon=-82.86632#map=14/43.21558/-82.86632) (43.21558, -82.86632)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.21558,-82.86632)
- [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/Q33191634 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7470-7121-95c1-6090186c0d14)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b351-7650-bb79-980f97b38223.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b351-7650-bb79-980f97b38223.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b351-7650-bb79-980f97b38223.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b351-7650-bb79-980f97b38223)
Cite as: East Branch Speaker and Maple Valley Drain. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-b351-7650-bb79-980f97b38223
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.