# Riley Lake

Riley Lake is a lake in [Hadley Township](https://ontology.bommaritollc.com/id/01a0ca47-70ed-77a4-8601-2549b6bcbaef), [Lapeer County](https://ontology.bommaritollc.com/id/01a0ca47-5a07-7411-967f-81e8eda85369), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (4.2 ha), in the [South Branch Flint River (HUC10 0408020401)](https://ontology.bommaritollc.com/id/01a0de92-1ea6-778a-aad6-840c06092a7a) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c657-75a8-92d9-6fb982729620>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Lapeer County](https://ontology.bommaritollc.com/id/01a0ca47-5a07-7411-967f-81e8eda85369) › [Hadley Township](https://ontology.bommaritollc.com/id/01a0ca47-70ed-77a4-8601-2549b6bcbaef)

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

Location: 42.93171, -83.39962 (box -83.40093, 42.92988, -83.39823, 42.93291; west, south, east, north)

- `adms:identifier`: [gnis 635939](https://ontology.bommaritollc.com/id/01a0ddfe-c657-75a8-92d9-6fc1c6261378)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Riley Lake](https://ontology.bommaritollc.com/id/01a0de2c-d3f0-762d-ab93-03b95adccb68)
- `geo:hasGeometry`:
  - [point of Riley Lake](https://ontology.bommaritollc.com/id/01a0ddff-0056-7700-8490-3d0444cb5061)
  - [shape of Riley Lake](https://ontology.bommaritollc.com/id/01a0de2c-d3f0-762d-ab93-03b95adccb68)
- `geo:hasMetricArea`: 41905.5 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [South Branch Flint River (HUC10 0408020401)](https://ontology.bommaritollc.com/id/01a0de92-1ea6-778a-aad6-840c06092a7a)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c657-75a8-92d9-6fb858bfb7bb)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-59c8-7380-bb41-e9577580fd69)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-187c-7163-862e-2b73a1f553e7)
- `schema:containedInPlace`:
  - [Lapeer County](https://ontology.bommaritollc.com/id/01a0ca47-5a07-7411-967f-81e8eda85369)
  - [Hadley Township](https://ontology.bommaritollc.com/id/01a0ca47-70ed-77a4-8601-2549b6bcbaef)
- `skos:prefLabel`: Riley Lake

## Elsewhere

- [Wikidata Q88277381](https://www.wikidata.org/wiki/Q88277381) (proposed match (exactMatch))
- [USGS GNIS 635939](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/635939) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.93171&mlon=-83.39962#map=14/42.93171/-83.39962) (42.93171, -83.39962)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.93171,-83.39962)
- [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/Q88277381 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76f1-710c-a3d8-7b9b3e8bd3de)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c657-75a8-92d9-6fb982729620.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c657-75a8-92d9-6fb982729620.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c657-75a8-92d9-6fb982729620.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c657-75a8-92d9-6fb982729620)
Cite as: Riley Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c657-75a8-92d9-6fb982729620
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.