# Pratt Lake

Pratt Lake is a lake in [Sage Township](https://ontology.bommaritollc.com/id/01a0ca47-79b7-7509-b0a4-0a1fe95d1cb5), [Gladwin County](https://ontology.bommaritollc.com/id/01a0ca47-5c40-7223-8f53-4e1219869f53), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (76.1 ha), in the [Cedar River (HUC10 0408020102)](https://ontology.bommaritollc.com/id/01a0de92-1e7e-74d4-9f38-2c9506438590) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c503-703b-900e-aa8055babb18>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Gladwin County](https://ontology.bommaritollc.com/id/01a0ca47-5c40-7223-8f53-4e1219869f53) › [Sage Township](https://ontology.bommaritollc.com/id/01a0ca47-79b7-7509-b0a4-0a1fe95d1cb5)

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

Location: 44.02598, -84.54744 (box -84.55585, 44.02124, -84.53979, 44.03050; west, south, east, north)

- `adms:identifier`: [gnis 635403](https://ontology.bommaritollc.com/id/01a0ddfe-c503-703b-900e-aa88e4567767)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Pratt Lake](https://ontology.bommaritollc.com/id/01a0de2c-d34b-77d8-8cf2-0b02c120829e)
- `geo:hasGeometry`:
  - [point of Pratt Lake](https://ontology.bommaritollc.com/id/01a0ddfe-fe36-71d4-8172-318e1967455f)
  - [shape of Pratt Lake](https://ontology.bommaritollc.com/id/01a0de2c-d34b-77d8-8cf2-0b02c120829e)
- `geo:hasMetricArea`: 761246.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Cedar River (HUC10 0408020102)](https://ontology.bommaritollc.com/id/01a0de92-1e7e-74d4-9f38-2c9506438590)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c503-703b-900e-aa7f594031f2)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-593d-72c1-8f33-b13a663e019b)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1849-7390-a263-7b9521b6d9e2)
- `schema:containedInPlace`:
  - [Gladwin County](https://ontology.bommaritollc.com/id/01a0ca47-5c40-7223-8f53-4e1219869f53)
  - [Sage Township](https://ontology.bommaritollc.com/id/01a0ca47-79b7-7509-b0a4-0a1fe95d1cb5)
- `skos:prefLabel`: Pratt Lake

## Elsewhere

- [Wikidata Q33300675](https://www.wikidata.org/wiki/Q33300675) (proposed match (exactMatch))
- [USGS GNIS 635403](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/635403) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.02598&mlon=-84.54744#map=14/44.02598/-84.54744) (44.02598, -84.54744)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.02598,-84.54744)
- [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/Q33300675 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76e5-76e0-9765-36bfcaecf364)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c503-703b-900e-aa8055babb18.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c503-703b-900e-aa8055babb18.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c503-703b-900e-aa8055babb18.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c503-703b-900e-aa8055babb18)
Cite as: Pratt Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c503-703b-900e-aa8055babb18
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.