# Pier Lake

Pier Lake is a lake in [Groveland Township](https://ontology.bommaritollc.com/id/01a0ca47-70e3-73f6-aa93-a0f75e4ebece), [Oakland County](https://ontology.bommaritollc.com/id/01a0ca47-5d60-74ef-9e31-2c21350a4460), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (2.5 ha), in the [Swartz Creek (HUC10 0408020403)](https://ontology.bommaritollc.com/id/01a0de92-1eaa-7124-a51a-9c8bae628a65) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c3f2-75fc-906a-584f5a166412>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Oakland County](https://ontology.bommaritollc.com/id/01a0ca47-5d60-74ef-9e31-2c21350a4460) › [Groveland Township](https://ontology.bommaritollc.com/id/01a0ca47-70e3-73f6-aa93-a0f75e4ebece)

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

Location: 42.79191, -83.55947 (box -83.56052, 42.79060, -83.55830, 42.79311; west, south, east, north)

- `adms:identifier`: [gnis 634823](https://ontology.bommaritollc.com/id/01a0ddfe-c3f2-75fc-906a-5858aaf304fc)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Pier Lake](https://ontology.bommaritollc.com/id/01a0de2c-d2e2-7304-9262-d8bb10fca8ec)
- `geo:hasGeometry`:
  - [point of Pier Lake](https://ontology.bommaritollc.com/id/01a0ddfe-fdc2-71bf-8c9d-8a603e559e7f)
  - [shape of Pier Lake](https://ontology.bommaritollc.com/id/01a0de2c-d2e2-7304-9262-d8bb10fca8ec)
- `geo:hasMetricArea`: 25179.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Swartz Creek (HUC10 0408020403)](https://ontology.bommaritollc.com/id/01a0de92-1eaa-7124-a51a-9c8bae628a65)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c3f2-75fc-906a-584ec470fc34)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5852-75d9-9a44-c55ae89b876d)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1880-719f-b40f-35e51e64469d)
- `schema:containedInPlace`:
  - [Oakland County](https://ontology.bommaritollc.com/id/01a0ca47-5d60-74ef-9e31-2c21350a4460)
  - [Groveland Township](https://ontology.bommaritollc.com/id/01a0ca47-70e3-73f6-aa93-a0f75e4ebece)
- `skos:prefLabel`: Pier Lake

## Elsewhere

- [Wikidata Q88276427](https://www.wikidata.org/wiki/Q88276427) (proposed match (exactMatch))
- [USGS GNIS 634823](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/634823) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.79191&mlon=-83.55947#map=14/42.79191/-83.55947) (42.79191, -83.55947)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.79191,-83.55947)
- [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/Q88276427 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76ca-74c8-88ff-f4a2abab94b9)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c3f2-75fc-906a-584f5a166412.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c3f2-75fc-906a-584f5a166412.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c3f2-75fc-906a-584f5a166412.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c3f2-75fc-906a-584f5a166412)
Cite as: Pier Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c3f2-75fc-906a-584f5a166412
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.