# Acker Lake

Acker Lake is a lake in [Greenwood Township](https://ontology.bommaritollc.com/id/01a0ca47-70db-710a-b6f9-0d54b6be128c), [Oceana County](https://ontology.bommaritollc.com/id/01a0ca47-5872-7215-a416-095c335cc049), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (9.5 ha), in the [South Branch White River (HUC10 0406010107)](https://ontology.bommaritollc.com/id/01a0de92-1db5-739c-a56d-275648954bab) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d164-7275-8d21-6fc2cde18042>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Oceana County](https://ontology.bommaritollc.com/id/01a0ca47-5872-7215-a416-095c335cc049) › [Greenwood Township](https://ontology.bommaritollc.com/id/01a0ca47-70db-710a-b6f9-0d54b6be128c)

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

Location: 43.48518, -86.05555 (box -86.05811, 43.48348, -86.05325, 43.48701; west, south, east, north)

- `adms:identifier`: [gnis 1618987](https://ontology.bommaritollc.com/id/01a0ddfe-d164-7275-8d21-6fcbda6df536)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Acker Lake](https://ontology.bommaritollc.com/id/01a0de2c-da46-70f7-9acf-375a2e2cc768)
- `geo:hasGeometry`:
  - [point of Acker Lake](https://ontology.bommaritollc.com/id/01a0ddff-0e01-7531-9677-37f35571dc3d)
  - [shape of Acker Lake](https://ontology.bommaritollc.com/id/01a0de2c-da46-70f7-9acf-375a2e2cc768)
- `geo:hasMetricArea`: 94639.8 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [South Branch White River (HUC10 0406010107)](https://ontology.bommaritollc.com/id/01a0de92-1db5-739c-a56d-275648954bab)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d164-7275-8d21-6fc1437803f3)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6267-730d-86cd-537d249369a3)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1752-7420-b78a-8d1bf3765c8f)
- `schema:containedInPlace`:
  - [Oceana County](https://ontology.bommaritollc.com/id/01a0ca47-5872-7215-a416-095c335cc049)
  - [Greenwood Township](https://ontology.bommaritollc.com/id/01a0ca47-70db-710a-b6f9-0d54b6be128c)
- `skos:prefLabel`: Acker Lake

## Elsewhere

- [Wikidata Q33225522](https://www.wikidata.org/wiki/Q33225522) (proposed match (exactMatch))
- [USGS GNIS 1618987](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1618987) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.48518&mlon=-86.05555#map=14/43.48518/-86.05555) (43.48518, -86.05555)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.48518,-86.05555)
- [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/Q33225522 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-782f-758d-8387-ff93b065110b)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d164-7275-8d21-6fc2cde18042.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d164-7275-8d21-6fc2cde18042.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d164-7275-8d21-6fc2cde18042.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d164-7275-8d21-6fc2cde18042)
Cite as: Acker Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-d164-7275-8d21-6fc2cde18042
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.