# Lake Manganese

Lake Manganese is a lake in [Grant Township](https://ontology.bommaritollc.com/id/01a0ca47-70b6-7620-8fe0-e460baaefc02), [Keweenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5d2f-7501-b2ba-1fe0d1e4fc6a), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (22.7 ha), in the [Gratiot River-Frontal Lake Superior (HUC10 0402010304)](https://ontology.bommaritollc.com/id/01a0de92-1c39-769e-9095-69041203ae51) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-bde3-709c-9a33-9a058db7b37f>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Keweenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5d2f-7501-b2ba-1fe0d1e4fc6a) › [Grant Township](https://ontology.bommaritollc.com/id/01a0ca47-70b6-7620-8fe0-e460baaefc02)

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

Location: 47.45468, -87.88339 (box -87.88874, 47.45253, -87.87905, 47.45656; west, south, east, north)

- `adms:identifier`: [gnis 631380](https://ontology.bommaritollc.com/id/01a0ddfe-bde4-7376-848a-89d5e019a4c2)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Lake Manganese](https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0ad8a5d27949)
- `geo:hasGeometry`:
  - [point of Lake Manganese](https://ontology.bommaritollc.com/id/01a0ddfe-f54e-77eb-9a31-732d9a7b612a)
  - [shape of Lake Manganese](https://ontology.bommaritollc.com/id/01a0de2c-cf2c-77fe-9d8d-0ad8a5d27949)
- `geo:hasMetricArea`: 227385.8 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Gratiot River-Frontal Lake Superior (HUC10 0402010304)](https://ontology.bommaritollc.com/id/01a0de92-1c39-769e-9095-69041203ae51)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-bde3-709c-9a33-9a04376294c3)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-53a7-725a-a2d8-9afaaa648b38)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1582-70b9-b9df-7823ac7dd534)
- `schema:containedInPlace`:
  - [Keweenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5d2f-7501-b2ba-1fe0d1e4fc6a)
  - [Grant Township](https://ontology.bommaritollc.com/id/01a0ca47-70b6-7620-8fe0-e460baaefc02)
- `skos:altLabel`: Manganese Lake
- `skos:prefLabel`: Lake Manganese

## Elsewhere

- [Wikidata Q88274482](https://www.wikidata.org/wiki/Q88274482) (proposed match (exactMatch))
- [USGS GNIS 631380](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/631380) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=47.45468&mlon=-87.88339#map=14/47.45468/-87.88339) (47.45468, -87.88339)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=47.45468,-87.88339)
- [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

- Flowing into it (1; `bcgeo:flowsInto`):
  - [Aetna Creek](https://ontology.bommaritollc.com/id/01a0ddfe-a8cb-7146-9fea-9e943673a491)
- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q88274482 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-75fa-71b4-94ff-e8e199c8269f)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-bde3-709c-9a33-9a058db7b37f.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-bde3-709c-9a33-9a058db7b37f.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-bde3-709c-9a33-9a058db7b37f.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-bde3-709c-9a33-9a058db7b37f)
Cite as: Lake Manganese. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-bde3-709c-9a33-9a058db7b37f
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.