# Rock River

Rock River is a stream in [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (28.2 km long), in the [Nodaway Point-Frontal Lake Superior (HUC10 0418000001)](https://ontology.bommaritollc.com/id/01a0de92-1f26-72d2-95cf-36dfd969113e) watershed; it flows into [Lake Superior](https://ontology.bommaritollc.com/id/01a0ddfe-d154-7649-b19b-081f619c450a).

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d7b0-7413-8510-c211673df0ff>

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

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

Location: 46.46522, -86.91432 (box -87.00712, 46.38843, -86.89493, 46.46455; west, south, east, north)

- `adms:identifier`: [gnis 1621417](https://ontology.bommaritollc.com/id/01a0ddfe-d7b1-77c2-9f92-9ba2958b8aa5)
- `dcterms:type`: [stream](https://ontology.bommaritollc.com/vocab/geo/gnisStream)
- **flows into** (`bcgeo:flowsInto`): [Lake Superior](https://ontology.bommaritollc.com/id/01a0ddfe-d154-7649-b19b-081f619c450a)
- `geo:hasDefaultGeometry`: [shape of Rock River](https://ontology.bommaritollc.com/id/01a0de2c-de74-77a7-a55b-c82d07ab975f)
- `geo:hasGeometry`:
  - [point of Rock River](https://ontology.bommaritollc.com/id/01a0ddff-1418-7760-88f7-6ec990ab4acc)
  - [shape of Rock River](https://ontology.bommaritollc.com/id/01a0de2c-de74-77a7-a55b-c82d07ab975f)
- `geo:hasMetricLength`: 28166.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Nodaway Point-Frontal Lake Superior (HUC10 0418000001)](https://ontology.bommaritollc.com/id/01a0de92-1f26-72d2-95cf-36dfd969113e)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d7b0-7413-8510-c210caf2fff7)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6742-75f1-b47e-a98c2ebc157f)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1923-71fb-aada-d53e5a05907d)
- `schema:containedInPlace`:
  - [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8)
  - [Rock River Township](https://ontology.bommaritollc.com/id/01a0ca47-7994-7732-9dba-8cdf94104f26)
  - [Onota Township](https://ontology.bommaritollc.com/id/01a0ca47-7ccb-7662-b52e-c2786078e87d)
- `skos:altLabel`:
  - Laughing Fish
  - Laughing-fish River
  - Osqua na be konk Sepe
  - Z hosh quah naw be kaw Sibi
- `skos:prefLabel`: Rock River

## Elsewhere

- [Wikidata Q7354649](https://www.wikidata.org/wiki/Q7354649) (proposed match (exactMatch))
- [USGS GNIS 1621417](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1621417) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.46522&mlon=-86.91432#map=14/46.46522/-86.91432) (46.46522, -86.91432)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.46522,-86.91432)
- [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`):
  - [Hanson Creek](https://ontology.bommaritollc.com/id/01a0ddfe-d48a-72ae-925b-556461cd0fd5)
  - [Silver Creek](https://ontology.bommaritollc.com/id/01a0ddfe-d80d-71b9-9c57-65ea0020e3b0)
- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q7354649 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-791c-7139-9a29-ced19a28edaf)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d7b0-7413-8510-c211673df0ff.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d7b0-7413-8510-c211673df0ff.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d7b0-7413-8510-c211673df0ff.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d7b0-7413-8510-c211673df0ff)
Cite as: Rock River. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-d7b0-7413-8510-c211673df0ff
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.