# Schoolhouse Lake

Schoolhouse Lake is a lake in [Tilden Township](https://ontology.bommaritollc.com/id/01a0ca47-6880-763b-99e4-2714200fb8a7), [Marquette County](https://ontology.bommaritollc.com/id/01a0ca47-5d65-70a2-917a-e4b27fa24d91), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (5.7 ha), in the [Middle Branch Escanaba River (HUC10 0403011001)](https://ontology.bommaritollc.com/id/01a0de92-1cd1-7397-9c12-165549f7c5ee) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c7df-76e3-bcaf-a76f08f19225>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Marquette County](https://ontology.bommaritollc.com/id/01a0ca47-5d65-70a2-917a-e4b27fa24d91) › [Tilden Township](https://ontology.bommaritollc.com/id/01a0ca47-6880-763b-99e4-2714200fb8a7)

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

Location: 46.45854, -87.63004 (box -87.63165, 46.45702, -87.62853, 46.45985; west, south, east, north)

- `adms:identifier`: [gnis 637427](https://ontology.bommaritollc.com/id/01a0ddfe-c7df-76e3-bcaf-a777f358dba5)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Schoolhouse Lake](https://ontology.bommaritollc.com/id/01a0de2c-d4b6-737f-9fed-5d586fb703d3)
- `geo:hasGeometry`:
  - [point of Schoolhouse Lake](https://ontology.bommaritollc.com/id/01a0ddff-010d-7737-8836-1905e75ff2cf)
  - [shape of Schoolhouse Lake](https://ontology.bommaritollc.com/id/01a0de2c-d4b6-737f-9fed-5d586fb703d3)
- `geo:hasMetricArea`: 56618.8 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Middle Branch Escanaba River (HUC10 0403011001)](https://ontology.bommaritollc.com/id/01a0de92-1cd1-7397-9c12-165549f7c5ee)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c7df-76e3-bcaf-a76eb8d6d6e6)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5b13-7474-bc7d-65e1410fa915)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1634-71e0-9ea4-3541fd140a44)
- `schema:containedInPlace`:
  - [Marquette County](https://ontology.bommaritollc.com/id/01a0ca47-5d65-70a2-917a-e4b27fa24d91)
  - [Tilden Township](https://ontology.bommaritollc.com/id/01a0ca47-6880-763b-99e4-2714200fb8a7)
- `skos:prefLabel`: Schoolhouse Lake

## Elsewhere

- [Wikidata Q33306740](https://www.wikidata.org/wiki/Q33306740) (proposed match (exactMatch))
- [USGS GNIS 637427](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/637427) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.45854&mlon=-87.63004#map=14/46.45854/-87.63004) (46.45854, -87.63004)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.45854,-87.63004)
- [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/Q33306740 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7709-71eb-adc9-e1402b1c6bf8)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c7df-76e3-bcaf-a76f08f19225.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c7df-76e3-bcaf-a76f08f19225.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c7df-76e3-bcaf-a76f08f19225.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c7df-76e3-bcaf-a76f08f19225)
Cite as: Schoolhouse Lake. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c7df-76e3-bcaf-a76f08f19225
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.