# Coolaw Lakes

Coolaw Lakes is a lake in [Nahma Township](https://ontology.bommaritollc.com/id/01a0ca47-77da-7722-8cd8-003c85b0bd9e), [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (2.8 ha), in the [Sturgeon River-Frontal Big Bay De Noc (HUC10 0403011202)](https://ontology.bommaritollc.com/id/01a0de92-1ce5-756e-b91a-424c87933f64) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d2dd-72b8-bcf5-2fa838e2678f>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98) › [Nahma Township](https://ontology.bommaritollc.com/id/01a0ca47-77da-7722-8cd8-003c85b0bd9e)

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

Location: 45.99797, -86.65039 (box -86.65170, 45.99715, -86.64913, 45.99873; west, south, east, north)

- `adms:identifier`: [gnis 1619571](https://ontology.bommaritollc.com/id/01a0ddfe-d2dd-72b8-bcf5-2fb103ab6388)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Coolaw Lakes](https://ontology.bommaritollc.com/id/01a0de2c-db59-71ba-bdd5-9aac0050916c)
- `geo:hasGeometry`:
  - [point of Coolaw Lakes](https://ontology.bommaritollc.com/id/01a0ddff-0ea4-7355-8337-d9be6b20c575)
  - [shape of Coolaw Lakes](https://ontology.bommaritollc.com/id/01a0de2c-db59-71ba-bdd5-9aac0050916c)
- `geo:hasMetricArea`: 27531.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Sturgeon River-Frontal Big Bay De Noc (HUC10 0403011202)](https://ontology.bommaritollc.com/id/01a0de92-1ce5-756e-b91a-424c87933f64)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d2dd-72b8-bcf5-2fa7d7dc48ca)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-63b7-730e-ad47-67fde0dca35f)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-164c-71d8-aa75-46e9f6290907)
- `schema:containedInPlace`:
  - [Delta County](https://ontology.bommaritollc.com/id/01a0ca47-5c73-7777-b908-2b2e621f2c98)
  - [Nahma Township](https://ontology.bommaritollc.com/id/01a0ca47-77da-7722-8cd8-003c85b0bd9e)
- `skos:prefLabel`: Coolaw Lakes

## Elsewhere

- [Wikidata Q88277379](https://www.wikidata.org/wiki/Q88277379) (proposed match (exactMatch))
- [USGS GNIS 1619571](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1619571) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=45.99797&mlon=-86.65039#map=14/45.99797/-86.65039) (45.99797, -86.65039)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=45.99797,-86.65039)
- [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/Q88277379 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-78d5-75fb-bd48-7ebcdd6a640b)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d2dd-72b8-bcf5-2fa838e2678f.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d2dd-72b8-bcf5-2fa838e2678f.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d2dd-72b8-bcf5-2fa838e2678f.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d2dd-72b8-bcf5-2fa838e2678f)
Cite as: Coolaw Lakes. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-d2dd-72b8-bcf5-2fa838e2678f
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.