# Black River Swamp

Black River Swamp is a swamp in [Sanborn Township](https://ontology.bommaritollc.com/id/01a0ca47-79ca-701e-9100-937605eef186), [Alpena County](https://ontology.bommaritollc.com/id/01a0ca47-5ba1-75cb-ad10-803f5773865d), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Black River-Frontal Lake Huron (HUC10 0407000304)](https://ontology.bommaritollc.com/id/01a0de92-1e12-7655-b78d-22b61fdaec57) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d23b-769b-9edc-2a1b5a70169c>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Alpena County](https://ontology.bommaritollc.com/id/01a0ca47-5ba1-75cb-ad10-803f5773865d) › [Sanborn Township](https://ontology.bommaritollc.com/id/01a0ca47-79ca-701e-9100-937605eef186)

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

Location: 44.87279, -83.38025 (box -83.38025, 44.87279, -83.38025, 44.87279; west, south, east, north)

- `adms:identifier`: [gnis 1619242](https://ontology.bommaritollc.com/id/01a0ddfe-d23c-72ea-a078-9dde26551cf1)
- `dcterms:type`: [swamp](https://ontology.bommaritollc.com/vocab/geo/gnisSwamp)
- `geo:hasDefaultGeometry`: [point of Black River Swamp](https://ontology.bommaritollc.com/id/01a0ddff-0e4c-758d-9c59-33a3bdce4676)
- `geo:hasGeometry`: [point of Black River Swamp](https://ontology.bommaritollc.com/id/01a0ddff-0e4c-758d-9c59-33a3bdce4676)
- **in watershed** (`bcgeo:inWatershed`): [Black River-Frontal Lake Huron (HUC10 0407000304)](https://ontology.bommaritollc.com/id/01a0de92-1e12-7655-b78d-22b61fdaec57)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d23b-769b-9edc-2a1ac9775589)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-62d1-763a-a23e-dad5ed02b099)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-17cb-733f-9039-1f0e4183f6e6)
- `schema:containedInPlace`:
  - [Alpena County](https://ontology.bommaritollc.com/id/01a0ca47-5ba1-75cb-ad10-803f5773865d)
  - [Sanborn Township](https://ontology.bommaritollc.com/id/01a0ca47-79ca-701e-9100-937605eef186)
- `skos:prefLabel`: Black River Swamp

## Elsewhere

- [Wikidata Q33173036](https://www.wikidata.org/wiki/Q33173036) (proposed match (exactMatch))
- [USGS GNIS 1619242](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1619242) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.87279&mlon=-83.38025#map=14/44.87279/-83.38025) (44.87279, -83.38025)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.87279,-83.38025)
- [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/Q33173036 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7839-725d-b190-6c353535f9e0)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d23b-769b-9edc-2a1b5a70169c.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d23b-769b-9edc-2a1b5a70169c.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d23b-769b-9edc-2a1b5a70169c.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d23b-769b-9edc-2a1b5a70169c)
Cite as: Black River Swamp. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-d23b-769b-9edc-2a1b5a70169c
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.