# Seventh Spectacle Lake

Seventh Spectacle Lake is a lake in [Charlton Township](https://ontology.bommaritollc.com/id/01a0ca47-6d08-7787-aa1a-ce8259fb8a72), [Otsego County](https://ontology.bommaritollc.com/id/01a0ca47-5dbc-76a7-9cd6-a55d33bece50), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (16.1 ha), in the [North Branch Au Sable River (HUC10 0407000702)](https://ontology.bommaritollc.com/id/01a0de92-1e41-7775-935e-254be29a1796) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c82c-70ee-8e05-6c62c5cfb665>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Otsego County](https://ontology.bommaritollc.com/id/01a0ca47-5dbc-76a7-9cd6-a55d33bece50) › [Charlton Township](https://ontology.bommaritollc.com/id/01a0ca47-6d08-7787-aa1a-ce8259fb8a72)

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

Location: 44.88662, -84.39733 (box -84.40129, 44.88460, -84.39096, 44.88932; west, south, east, north)

- `adms:identifier`: [gnis 637603](https://ontology.bommaritollc.com/id/01a0ddfe-c82c-70ee-8e05-6c6bab3cb691)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Seventh Spectacle Lake](https://ontology.bommaritollc.com/id/01a0de2c-d4e1-7272-9ddf-dbd29dc6a9a0)
- `geo:hasGeometry`:
  - [point of Seventh Spectacle Lake](https://ontology.bommaritollc.com/id/01a0ddff-02d7-73f3-9a86-59dde8990c37)
  - [shape of Seventh Spectacle Lake](https://ontology.bommaritollc.com/id/01a0de2c-d4e1-7272-9ddf-dbd29dc6a9a0)
- `geo:hasMetricArea`: 161500.0 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [North Branch Au Sable River (HUC10 0407000702)](https://ontology.bommaritollc.com/id/01a0de92-1e41-7775-935e-254be29a1796)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c82c-70ee-8e05-6c612f05788a)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5b4e-75ad-9783-486ec1c67d04)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1803-7303-9b50-f00bbfd45585)
- `schema:containedInPlace`:
  - [Otsego County](https://ontology.bommaritollc.com/id/01a0ca47-5dbc-76a7-9cd6-a55d33bece50)
  - [Charlton Township](https://ontology.bommaritollc.com/id/01a0ca47-6d08-7787-aa1a-ce8259fb8a72)
- `skos:prefLabel`: Seventh Spectacle Lake

## Elsewhere

- [Wikidata Q33307399](https://www.wikidata.org/wiki/Q33307399) (proposed match (exactMatch))
- [USGS GNIS 637603](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/637603) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.88662&mlon=-84.39733#map=14/44.88662/-84.39733) (44.88662, -84.39733)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.88662,-84.39733)
- [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/Q33307399 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-770d-73fa-945d-bebd9658de3d)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c82c-70ee-8e05-6c62c5cfb665.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c82c-70ee-8e05-6c62c5cfb665.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c82c-70ee-8e05-6c62c5cfb665.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c82c-70ee-8e05-6c62c5cfb665)
Cite as: Seventh Spectacle Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-c82c-70ee-8e05-6c62c5cfb665
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.