# First Sister Lake

First Sister Lake is a lake in [Ann Arbor](https://ontology.bommaritollc.com/id/01a0ca47-8b67-747b-a662-4cfe84b61c49), [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (1.5 ha), in the [Portage River-Huron River (HUC10 0410001303)](https://ontology.bommaritollc.com/id/01a0de92-1f20-7237-a331-eaea07cbf3b1) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-b47f-706b-91db-9b23dade8327>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472) › [Ann Arbor](https://ontology.bommaritollc.com/id/01a0ca47-8b67-747b-a662-4cfe84b61c49)

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

Location: 42.28233, -83.79429 (box -83.79519, 42.28169, -83.79357, 42.28328; west, south, east, north)

- `adms:identifier`: [gnis 626022](https://ontology.bommaritollc.com/id/01a0ddfe-b47f-706b-91db-9b2cdc51e818)
- `dcterms:type`: [lake](https://ontology.bommaritollc.com/vocab/geo/gnisLake)
- `geo:hasDefaultGeometry`: [shape of First Sister Lake](https://ontology.bommaritollc.com/id/01a0de2c-c98f-7691-b867-546056c82820)
- `geo:hasGeometry`:
  - [point of First Sister Lake](https://ontology.bommaritollc.com/id/01a0ddfe-e9e5-7552-b15f-38a728823413)
  - [shape of First Sister Lake](https://ontology.bommaritollc.com/id/01a0de2c-c98f-7691-b867-546056c82820)
- `geo:hasMetricArea`: 15199.1 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Portage River-Huron River (HUC10 0410001303)](https://ontology.bommaritollc.com/id/01a0de92-1f20-7237-a331-eaea07cbf3b1)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-b47f-706b-91db-9b22f4d4b0ca)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4c4d-7146-95e4-4d6d853d54c8)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-1916-77d8-b052-82d45c973730)
- `schema:containedInPlace`:
  - [Washtenaw County](https://ontology.bommaritollc.com/id/01a0ca47-5a16-75b9-a286-85a89060c472)
  - [Ann Arbor](https://ontology.bommaritollc.com/id/01a0ca47-8b67-747b-a662-4cfe84b61c49)
- `skos:prefLabel`: First Sister Lake

## Elsewhere

- [Wikidata Q88272545](https://www.wikidata.org/wiki/Q88272545) (proposed match (exactMatch))
- [USGS GNIS 626022](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/626022) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.28233&mlon=-83.79429#map=14/42.28233/-83.79429) (42.28233, -83.79429)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.28233,-83.79429)
- [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/Q88272545 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7489-73ec-980a-b5c4688b7e51)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-b47f-706b-91db-9b23dade8327.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-b47f-706b-91db-9b23dade8327.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-b47f-706b-91db-9b23dade8327.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-b47f-706b-91db-9b23dade8327)
Cite as: First Sister Lake. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-b47f-706b-91db-9b23dade8327
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.