# Black River

Black River is a stream in [Alcona County](https://ontology.bommaritollc.com/id/01a0ca47-59b8-7700-8c5c-af7c3d92657c), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (24.9 km long), in the [Lake Huron (HUC10 0424000202)](https://ontology.bommaritollc.com/id/01a0de92-1f53-728b-a241-32e786ea8de4) watershed; it flows into [Lake Huron](https://ontology.bommaritollc.com/id/01a0ddfe-dba9-7007-b9a4-2e346853a6ba).

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-ac6b-735d-aff6-d63d0ee85158>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Alcona County](https://ontology.bommaritollc.com/id/01a0ca47-59b8-7700-8c5c-af7c3d92657c)

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

Location: 44.81612, -83.29913 (box -83.36896, 44.67808, -83.29955, 44.81620; west, south, east, north)

- `adms:identifier`: [gnis 621524](https://ontology.bommaritollc.com/id/01a0ddfe-ac6c-7245-a242-a32a8c17d248)
- `dcterms:type`: [stream](https://ontology.bommaritollc.com/vocab/geo/gnisStream)
- **flows into** (`bcgeo:flowsInto`): [Lake Huron](https://ontology.bommaritollc.com/id/01a0ddfe-dba9-7007-b9a4-2e346853a6ba)
- `geo:hasDefaultGeometry`: [shape of Black River](https://ontology.bommaritollc.com/id/01a0de2c-c502-7531-95bd-951af832f3bc)
- `geo:hasGeometry`:
  - [point of Black River](https://ontology.bommaritollc.com/id/01a0ddfe-e2fb-7619-92a2-f9702afba89f)
  - [shape of Black River](https://ontology.bommaritollc.com/id/01a0de2c-c502-7531-95bd-951af832f3bc)
- `geo:hasMetricLength`: 24864.0 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Lake Huron (HUC10 0424000202)](https://ontology.bommaritollc.com/id/01a0de92-1f53-728b-a241-32e786ea8de4)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-ac6b-735d-aff6-d63c34f8ba7f)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4645-7371-af75-b9f3c239024a)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-19d2-746b-bdc2-d68f03d10216)
- `schema:containedInPlace`:
  - [Alcona County](https://ontology.bommaritollc.com/id/01a0ca47-59b8-7700-8c5c-af7c3d92657c)
  - [Alcona Township](https://ontology.bommaritollc.com/id/01a0ca47-6ae6-7119-8aa5-c5296cd2639f)
  - [Haynes Township](https://ontology.bommaritollc.com/id/01a0ca47-71b1-737b-8964-1b6bd30a8f1c)
  - [Harrisville Township](https://ontology.bommaritollc.com/id/01a0ca47-80f6-7780-ab0a-aedfb06750b8)
- `skos:prefLabel`: Black River

## Elsewhere

- [Wikidata Q4921609](https://www.wikidata.org/wiki/Q4921609) (proposed match (exactMatch))
- [USGS GNIS 621524](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/621524) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.81612&mlon=-83.29913#map=14/44.81612/-83.29913) (44.81612, -83.29913)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.81612,-83.29913)
- [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

- Flowing into it (2; `bcgeo:flowsInto`):
  - [North Branch Black River](https://ontology.bommaritollc.com/id/01a0ddfe-d6ae-7063-855e-a1862bc5f49c)
  - [Silver Creek](https://ontology.bommaritollc.com/id/01a0ddfe-d808-7199-a51a-05ba94dcd8c7)
- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q4921609 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7387-709e-8fde-a37731b9d4e2)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-ac6b-735d-aff6-d63d0ee85158.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-ac6b-735d-aff6-d63d0ee85158.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-ac6b-735d-aff6-d63d0ee85158.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-ac6b-735d-aff6-d63d0ee85158)
Cite as: Black River. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-ac6b-735d-aff6-d63d0ee85158
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.