# Lake Ann

Lake Ann is a lake in [Powell Township](https://ontology.bommaritollc.com/id/01a0ca47-7908-718b-816a-45bf633f3000), [Marquette County](https://ontology.bommaritollc.com/id/01a0ca47-5d65-70a2-917a-e4b27fa24d91), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (25.5 ha), in the [Pine River-Frontal Lake Superior (HUC10 0402010504)](https://ontology.bommaritollc.com/id/01a0de92-1c56-72c4-aa68-a1321c1da58a) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-a956-74b3-86d4-2475fc02e077>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Marquette County](https://ontology.bommaritollc.com/id/01a0ca47-5d65-70a2-917a-e4b27fa24d91) › [Powell Township](https://ontology.bommaritollc.com/id/01a0ca47-7908-718b-816a-45bf633f3000)

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

Location: 46.87335, -87.92971 (box -87.93282, 46.86965, -87.91990, 46.87608; west, south, east, north)

- `adms:identifier`: [gnis 620139](https://ontology.bommaritollc.com/id/01a0ddfe-a957-73ce-92df-36d93ed77b05)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of Lake Ann](https://ontology.bommaritollc.com/id/01a0de2c-c388-7282-a985-2458b84d5401)
- `geo:hasGeometry`:
  - [point of Lake Ann](https://ontology.bommaritollc.com/id/01a0ddfe-e1a8-762c-a379-f030e4d704a3)
  - [shape of Lake Ann](https://ontology.bommaritollc.com/id/01a0de2c-c388-7282-a985-2458b84d5401)
- `geo:hasMetricArea`: 254893.4 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Pine River-Frontal Lake Superior (HUC10 0402010504)](https://ontology.bommaritollc.com/id/01a0de92-1c56-72c4-aa68-a1321c1da58a)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-a956-74b3-86d4-2474358a06f1)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-445b-7370-b4e6-efd869a37e9b)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-15a1-74b5-9df6-f9a711ee1fa6)
- `schema:containedInPlace`:
  - [Marquette County](https://ontology.bommaritollc.com/id/01a0ca47-5d65-70a2-917a-e4b27fa24d91)
  - [Powell Township](https://ontology.bommaritollc.com/id/01a0ca47-7908-718b-816a-45bf633f3000)
- `skos:prefLabel`: Lake Ann

## Elsewhere

- [Wikidata Q33268323](https://www.wikidata.org/wiki/Q33268323) (proposed match (exactMatch))
- [USGS GNIS 620139](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/620139) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.87335&mlon=-87.92971#map=14/46.87335/-87.92971) (46.87335, -87.92971)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.87335,-87.92971)
- [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/Q33268323 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7351-7675-b761-0f9a0e064373)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-a956-74b3-86d4-2475fc02e077.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-a956-74b3-86d4-2475fc02e077.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-a956-74b3-86d4-2475fc02e077.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-a956-74b3-86d4-2475fc02e077)
Cite as: Lake Ann. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-a956-74b3-86d4-2475fc02e077
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.