# Portage Prairie

Portage Prairie is a flat in [Bertrand Township](https://ontology.bommaritollc.com/id/01a0ca47-686b-77b1-b3e5-71c941c56b4a), [Berrien County](https://ontology.bommaritollc.com/id/01a0ca47-5a47-74a2-ab93-63aff717b05b), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Brandywine Creek-Saint Joseph River (HUC10 0405000122)](https://ontology.bommaritollc.com/id/01a0de92-1d2d-7700-8a5f-f288dfea1ba5) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c4d8-75f9-b7ed-1eb9e572bfeb>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Berrien County](https://ontology.bommaritollc.com/id/01a0ca47-5a47-74a2-ab93-63aff717b05b) › [Bertrand Township](https://ontology.bommaritollc.com/id/01a0ca47-686b-77b1-b3e5-71c941c56b4a)

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

Location: 41.78838, -86.31751 (box -86.31751, 41.78838, -86.31751, 41.78838; west, south, east, north)

- `adms:identifier`: [gnis 635287](https://ontology.bommaritollc.com/id/01a0ddfe-c4d8-75f9-b7ed-1ec1cef3a285)
- `dcterms:type`: [flat](https://ontology.bommaritollc.com/vocab/geo/gnisFlat)
- `geo:hasDefaultGeometry`: [point of Portage Prairie](https://ontology.bommaritollc.com/id/01a0ddfe-fe1e-7321-8c9b-13515dfa5c66)
- `geo:hasGeometry`: [point of Portage Prairie](https://ontology.bommaritollc.com/id/01a0ddfe-fe1e-7321-8c9b-13515dfa5c66)
- **in watershed** (`bcgeo:inWatershed`): [Brandywine Creek-Saint Joseph River (HUC10 0405000122)](https://ontology.bommaritollc.com/id/01a0de92-1d2d-7700-8a5f-f288dfea1ba5)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c4d8-75f9-b7ed-1eb81d4560bc)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-591a-7003-a26c-05aacf6c40d4)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-16a8-7043-b727-b1bff56e73d3)
- `schema:containedInPlace`:
  - [Berrien County](https://ontology.bommaritollc.com/id/01a0ca47-5a47-74a2-ab93-63aff717b05b)
  - [Bertrand Township](https://ontology.bommaritollc.com/id/01a0ca47-686b-77b1-b3e5-71c941c56b4a)
- `skos:prefLabel`: Portage Prairie

## Elsewhere

- [Wikidata Q49604609](https://www.wikidata.org/wiki/Q49604609) (proposed match (exactMatch))
- [USGS GNIS 635287](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/635287) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=41.78838&mlon=-86.31751#map=14/41.78838/-86.31751) (41.78838, -86.31751)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=41.78838,-86.31751)
- [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/Q49604609 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-76e1-7013-833a-fc52fd873b6a)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c4d8-75f9-b7ed-1eb9e572bfeb.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c4d8-75f9-b7ed-1eb9e572bfeb.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c4d8-75f9-b7ed-1eb9e572bfeb.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c4d8-75f9-b7ed-1eb9e572bfeb)
Cite as: Portage Prairie. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c4d8-75f9-b7ed-1eb9e572bfeb
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.