# Cottenham Lake

Cottenham Lake is a lake in [Iron River Township](https://ontology.bommaritollc.com/id/01a0ca47-75b0-718d-b8b9-3dde7313f6cf), [Iron County](https://ontology.bommaritollc.com/id/01a0ca47-5d5f-72de-884a-05f1bce2283a), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (3.9 ha), in the [East Branch Ontonagon River (HUC10 0402010203)](https://ontology.bommaritollc.com/id/01a0de92-1c29-7786-aac7-80b5ae1fdec3) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d329-7338-8948-f14c8a253346>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Iron County](https://ontology.bommaritollc.com/id/01a0ca47-5d5f-72de-884a-05f1bce2283a) › [Iron River Township](https://ontology.bommaritollc.com/id/01a0ca47-75b0-718d-b8b9-3dde7313f6cf)

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

Location: 46.37711, -88.97236 (box -88.97774, 46.37618, -88.97057, 46.38268; west, south, east, north)

- `adms:identifier`: [gnis 1619592](https://ontology.bommaritollc.com/id/01a0ddfe-d32a-71ce-814d-0cc55f6cd688)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Cottenham Lake](https://ontology.bommaritollc.com/id/01a0de2c-db60-756b-a0a7-9c85c7b733cb)
- `geo:hasGeometry`:
  - [point of Cottenham Lake](https://ontology.bommaritollc.com/id/01a0ddff-0eaa-7212-8007-6beb4a618436)
  - [shape of Cottenham Lake](https://ontology.bommaritollc.com/id/01a0de2c-db60-756b-a0a7-9c85c7b733cb)
- `geo:hasMetricArea`: 38716.1 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [East Branch Ontonagon River (HUC10 0402010203)](https://ontology.bommaritollc.com/id/01a0de92-1c29-7786-aac7-80b5ae1fdec3)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d329-7338-8948-f14b801f2b71)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-63bf-71ce-9198-4eac81812da6)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-156a-7260-a346-dd6d5615c790)
- `schema:containedInPlace`:
  - [Iron County](https://ontology.bommaritollc.com/id/01a0ca47-5d5f-72de-884a-05f1bce2283a)
  - [Iron River Township](https://ontology.bommaritollc.com/id/01a0ca47-75b0-718d-b8b9-3dde7313f6cf)
- `skos:prefLabel`: Cottenham Lake

## Elsewhere

- [Wikidata Q88277407](https://www.wikidata.org/wiki/Q88277407) (proposed match (exactMatch))
- [USGS GNIS 1619592](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1619592) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.37711&mlon=-88.97236#map=14/46.37711/-88.97236) (46.37711, -88.97236)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.37711,-88.97236)
- [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/Q88277407 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-78d6-7467-82c1-aaa8d671d956)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d329-7338-8948-f14c8a253346.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d329-7338-8948-f14c8a253346.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d329-7338-8948-f14c8a253346.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d329-7338-8948-f14c8a253346)
Cite as: Cottenham Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-d329-7338-8948-f14c8a253346
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.