# Lake Chapin

Lake Chapin is a reservoir in [Berrien County](https://ontology.bommaritollc.com/id/01a0ca47-5a47-74a2-ab93-63aff717b05b), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (2.0 km²), in the [Saint Joseph River (HUC10 0405000126)](https://ontology.bommaritollc.com/id/01a0de92-1d36-76a9-a05c-f02c240260a5) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-af2f-74b2-be3e-86113cc681ae>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Berrien County](https://ontology.bommaritollc.com/id/01a0ca47-5a47-74a2-ab93-63aff717b05b)

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

Location: 41.93500, -86.33490 (box -86.37236, 41.91754, -86.32243, 41.94459; west, south, east, north)

- `adms:identifier`: [gnis 623095](https://ontology.bommaritollc.com/id/01a0ddfe-af2f-74b2-be3e-861af666a823)
- `dcterms:type`: [reservoir](https://ontology.bommaritollc.com/vocab/geo/gnisReservoir)
- `geo:hasDefaultGeometry`: [shape of Lake Chapin](https://ontology.bommaritollc.com/id/01a0de2c-c693-76ff-861b-c333ff93a469)
- `geo:hasGeometry`:
  - [point of Lake Chapin](https://ontology.bommaritollc.com/id/01a0ddfe-e477-71ea-b033-935a1de5e7e4)
  - [shape of Lake Chapin](https://ontology.bommaritollc.com/id/01a0de2c-c693-76ff-861b-c333ff93a469)
- `geo:hasMetricArea`: 1973220.1 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Saint Joseph River (HUC10 0405000126)](https://ontology.bommaritollc.com/id/01a0de92-1d36-76a9-a05c-f02c240260a5)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-af2f-74b2-be3e-86108d56d0c9)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-48a1-7435-81ef-5e82987ca0a0)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-16b4-740b-9776-9e054f6dafcc)
- `schema:containedInPlace`:
  - [Berrien County](https://ontology.bommaritollc.com/id/01a0ca47-5a47-74a2-ab93-63aff717b05b)
  - [Berrien Township](https://ontology.bommaritollc.com/id/01a0ca47-686b-77b1-b3e5-71d5a6bb42a6)
  - [Oronoko Charter Township](https://ontology.bommaritollc.com/id/01a0ca47-7845-726f-be0b-f15c2adae451)
- `skos:prefLabel`: Lake Chapin

## Elsewhere

- [Wikidata Q34898043](https://www.wikidata.org/wiki/Q34898043) (proposed match (exactMatch))
- [USGS GNIS 623095](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/623095) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=41.93500&mlon=-86.33490#map=14/41.93500/-86.33490) (41.93500, -86.33490)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=41.93500,-86.33490)
- [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`):
  - [Painter Creek](https://ontology.bommaritollc.com/id/01a0ddfe-c2ce-76cd-a68b-e51b3024475c)
- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q34898043 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-73af-74f7-9b01-be7ed6a640ef)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-af2f-74b2-be3e-86113cc681ae.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-af2f-74b2-be3e-86113cc681ae.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-af2f-74b2-be3e-86113cc681ae.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-af2f-74b2-be3e-86113cc681ae)
Cite as: Lake Chapin. bc-ontology, release 0.1.0-rc15, 2026-09-28. https://ontology.bommaritollc.com/id/01a0ddfe-af2f-74b2-be3e-86113cc681ae
Release 0.1.0-rc15, graph hash 90961d0d6b29954f5f0257ebc2d1d12c6ce580def6a2f45cbf04d248aa879e72.