# Riker Lake

Riker Lake is a lake in [Dexter Township](https://ontology.bommaritollc.com/id/01a0ca47-6e34-7115-8e35-1b04c2664e5c), [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (16.9 ha), in the [Mill Creek (HUC10 0410001302)](https://ontology.bommaritollc.com/id/01a0de92-1f1e-710e-8c9b-f7d7e88343c7) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c651-70a4-9d1f-ec9df9467666>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472) › [Dexter Township](https://ontology.bommaritollc.com/id/01a0ca47-6e34-7115-8e35-1b04c2664e5c)

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

Location: 42.37268, -83.99293 (box -83.99594, 42.37026, -83.99030, 42.37481; west, south, east, north)

- `adms:identifier`: [gnis 635928](https://ontology.bommaritollc.com/id/01a0ddfe-c651-70a4-9d1f-eca6b9d1010f)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Riker Lake](https://ontology.bommaritollc.com/id/01a0de2c-d3ec-715b-8ae0-8f936a626145)
- `geo:hasGeometry`:
  - [point of Riker Lake](https://ontology.bommaritollc.com/id/01a0ddff-0052-7042-a359-5acecff79da0)
  - [shape of Riker Lake](https://ontology.bommaritollc.com/id/01a0de2c-d3ec-715b-8ae0-8f936a626145)
- `geo:hasMetricArea`: 169476.2 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Mill Creek (HUC10 0410001302)](https://ontology.bommaritollc.com/id/01a0de92-1f1e-710e-8c9b-f7d7e88343c7)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c651-70a4-9d1f-ec9ca236359b)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-59c3-71e5-b423-17ff35dbd4b5)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1913-744a-8cf8-0d822cb6acbe)
- `schema:containedInPlace`:
  - [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472)
  - [Dexter Township](https://ontology.bommaritollc.com/id/01a0ca47-6e34-7115-8e35-1b04c2664e5c)
- `skos:prefLabel`: Riker Lake

## Elsewhere

- [Wikidata Q88277377](https://www.wikidata.org/wiki/Q88277377) (proposed match (exactMatch))
- [USGS GNIS 635928](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/635928) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.37268&mlon=-83.99293#map=14/42.37268/-83.99293) (42.37268, -83.99293)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.37268,-83.99293)
- [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/Q88277377 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76f0-7214-ac4a-bc8a2895ff69)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c651-70a4-9d1f-ec9df9467666.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c651-70a4-9d1f-ec9df9467666.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c651-70a4-9d1f-ec9df9467666.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c651-70a4-9d1f-ec9df9467666)
Cite as: Riker Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c651-70a4-9d1f-ec9df9467666
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.