# Riordan Lake

Riordan Lake is a lake in [Dafter Township](https://ontology.bommaritollc.com/id/01a0ca47-686c-77fc-aaa8-beb45d39c038), [Chippewa County](https://ontology.bommaritollc.com/id/01a0ca47-5c74-7657-97c2-9bfdfd3bc0fc), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (2.4 ha), in the [Waiska River (HUC10 0420000201)](https://ontology.bommaritollc.com/id/01a0de92-1f3b-75e4-9dff-62b464543425) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c65a-757a-85fe-7fbd8ac769e9>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Chippewa County](https://ontology.bommaritollc.com/id/01a0ca47-5c74-7657-97c2-9bfdfd3bc0fc) › [Dafter Township](https://ontology.bommaritollc.com/id/01a0ca47-686c-77fc-aaa8-beb45d39c038)

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

Location: 46.36758, -84.46183 (box -84.46367, 46.36694, -84.46014, 46.36829; west, south, east, north)

- `adms:identifier`: [gnis 635946](https://ontology.bommaritollc.com/id/01a0ddfe-c65a-757a-85fe-7fc67402ea8d)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Riordan Lake](https://ontology.bommaritollc.com/id/01a0de2c-d3f1-709e-81f6-a8be6d2ac0c6)
- `geo:hasGeometry`:
  - [point of Riordan Lake](https://ontology.bommaritollc.com/id/01a0ddff-0057-7013-a8db-c96183c05db1)
  - [shape of Riordan Lake](https://ontology.bommaritollc.com/id/01a0de2c-d3f1-709e-81f6-a8be6d2ac0c6)
- `geo:hasMetricArea`: 23883.1 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Waiska River (HUC10 0420000201)](https://ontology.bommaritollc.com/id/01a0de92-1f3b-75e4-9dff-62b464543425)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c65a-757a-85fe-7fbc63b5af4b)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-59ca-71d1-b7eb-1230b01b2201)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1969-71e6-b879-1d505e3bcd7b)
- `schema:containedInPlace`:
  - [Chippewa County](https://ontology.bommaritollc.com/id/01a0ca47-5c74-7657-97c2-9bfdfd3bc0fc)
  - [Dafter Township](https://ontology.bommaritollc.com/id/01a0ca47-686c-77fc-aaa8-beb45d39c038)
- `skos:prefLabel`: Riordan Lake

## Elsewhere

- [Wikidata Q88277392](https://www.wikidata.org/wiki/Q88277392) (proposed match (exactMatch))
- [USGS GNIS 635946](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/635946) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.36758&mlon=-84.46183#map=14/46.36758/-84.46183) (46.36758, -84.46183)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.36758,-84.46183)
- [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/Q88277392 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76f1-710c-a3d8-7ba39ea7b01a)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c65a-757a-85fe-7fbd8ac769e9.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c65a-757a-85fe-7fbd8ac769e9.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c65a-757a-85fe-7fbd8ac769e9.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c65a-757a-85fe-7fbd8ac769e9)
Cite as: Riordan Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c65a-757a-85fe-7fbd8ac769e9
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.