# Sawkaw Lake

Sawkaw Lake is a lake in [Lilley Township](https://ontology.bommaritollc.com/id/01a0ca47-724d-7688-ab61-9d8cf3114427), [Newaygo County](https://ontology.bommaritollc.com/id/01a0ca47-594f-76a5-9e3b-ed2eb9298a15), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (4.6 ha), in the [Big South Branch Pere Marquette River (HUC10 0406010104)](https://ontology.bommaritollc.com/id/01a0de92-1dab-7663-ab75-b6f88868e731) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c7ad-70f3-b940-5c9581c2f69d>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Newaygo County](https://ontology.bommaritollc.com/id/01a0ca47-594f-76a5-9e3b-ed2eb9298a15) › [Lilley Township](https://ontology.bommaritollc.com/id/01a0ca47-724d-7688-ab61-9d8cf3114427)

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

Location: 43.76410, -85.90020 (box -85.90130, 43.76260, -85.89914, 43.76611; west, south, east, north)

- `adms:identifier`: [gnis 637292](https://ontology.bommaritollc.com/id/01a0ddfe-c7ae-75d0-ac68-7ecc7ddaeedc)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Sawkaw Lake](https://ontology.bommaritollc.com/id/01a0de2c-d49c-7173-93a4-be834bad2bb5)
- `geo:hasGeometry`:
  - [point of Sawkaw Lake](https://ontology.bommaritollc.com/id/01a0ddff-00f2-72ae-9aa2-e92e98285811)
  - [shape of Sawkaw Lake](https://ontology.bommaritollc.com/id/01a0de2c-d49c-7173-93a4-be834bad2bb5)
- `geo:hasMetricArea`: 46481.5 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Big South Branch Pere Marquette River (HUC10 0406010104)](https://ontology.bommaritollc.com/id/01a0de92-1dab-7663-ab75-b6f88868e731)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c7ad-70f3-b940-5c94f0d6dfca)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5aef-71f9-b658-671b01ee42a4)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-174b-755f-af1c-eb2266de9fc1)
- `schema:containedInPlace`:
  - [Newaygo County](https://ontology.bommaritollc.com/id/01a0ca47-594f-76a5-9e3b-ed2eb9298a15)
  - [Lilley Township](https://ontology.bommaritollc.com/id/01a0ca47-724d-7688-ab61-9d8cf3114427)
- `skos:altLabel`:
  - Half Moon Lake
  - Half-Moon Lake
  - Halfmoon Lake
- `skos:prefLabel`: Sawkaw Lake

## Elsewhere

- [Wikidata Q33306286](https://www.wikidata.org/wiki/Q33306286) (proposed match (exactMatch))
- [USGS GNIS 637292](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/637292) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=43.76410&mlon=-85.90020#map=14/43.76410/-85.90020) (43.76410, -85.90020)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=43.76410,-85.90020)
- [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/Q33306286 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7706-7790-ad8d-528ea00e2af4)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c7ad-70f3-b940-5c9581c2f69d.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c7ad-70f3-b940-5c9581c2f69d.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c7ad-70f3-b940-5c9581c2f69d.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c7ad-70f3-b940-5c9581c2f69d)
Cite as: Sawkaw Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c7ad-70f3-b940-5c9581c2f69d
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.