# Rock River

Rock River is a populated place in [Onota Township](https://ontology.bommaritollc.com/id/01a0ca47-7ccb-7662-b52e-c2786078e87d), [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Rock River-Frontal Lake Superior (HUC10 0402020102)](https://ontology.bommaritollc.com/id/01a0de92-1c66-77a7-8d39-9fa6ee2953bc) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0de50-f627-773b-8af3-b8c877974694>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8) › [Onota Township](https://ontology.bommaritollc.com/id/01a0ca47-7ccb-7662-b52e-c2786078e87d)

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

Location: 46.46383, -86.91321 (box -86.91321, 46.46383, -86.91321, 46.46383; west, south, east, north)

- `adms:identifier`: [gnis 1621416](https://ontology.bommaritollc.com/id/01a0de50-f627-773b-8af3-b8cedcc225a2)
- `dcterms:type`: [populated place](https://ontology.bommaritollc.com/vocab/geo/gnisPopulatedPlace)
- `geo:hasDefaultGeometry`: [point of Rock River](https://ontology.bommaritollc.com/id/01a0de50-fbc4-77cf-8ac7-df53384cd55e)
- `geo:hasGeometry`: [point of Rock River](https://ontology.bommaritollc.com/id/01a0de50-fbc4-77cf-8ac7-df53384cd55e)
- **in watershed** (`bcgeo:inWatershed`): [Rock River-Frontal Lake Superior (HUC10 0402020102)](https://ontology.bommaritollc.com/id/01a0de92-1c66-77a7-8d39-9fa6ee2953bc)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0de50-f627-773b-8af3-b8c7651f9a27)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-15b5-719c-bd24-61d089fbb48b)
- `schema:containedInPlace`:
  - [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8)
  - [Onota Township](https://ontology.bommaritollc.com/id/01a0ca47-7ccb-7662-b52e-c2786078e87d)
- `skos:prefLabel`: Rock River

## Elsewhere

- [USGS GNIS 1621416](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1621416) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.46383&mlon=-86.91321#map=14/46.46383/-86.91321) (46.46383, -86.91321)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.46383,-86.91321)
- [Source](https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames_MI_Text.zip) (prd-tnm.s3.amazonaws.com)
- [Source](https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer) (hydro.nationalmap.gov)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0de50-f627-773b-8af3-b8c877974694.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0de50-f627-773b-8af3-b8c877974694.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0de50-f627-773b-8af3-b8c877974694.nt), [HTML](https://ontology.bommaritollc.com/id/01a0de50-f627-773b-8af3-b8c877974694)
Cite as: Rock River. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0de50-f627-773b-8af3-b8c877974694
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.