# Six Fathom Scarp

Six Fathom Scarp is a bar in [Lake Huron](https://ontology.bommaritollc.com/id/01a0ddfe-dba9-7007-b9a4-2e346853a6ba), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Lake Huron (HUC10 0424000202)](https://ontology.bommaritollc.com/id/01a0de92-1f53-728b-a241-32e786ea8de4) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-dc97-7017-bc4f-1c412960edf0>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Lake Huron](https://ontology.bommaritollc.com/id/01a0ddfe-dba9-7007-b9a4-2e346853a6ba)

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

Location: 44.61696, -82.50132 (box -82.50132, 44.61696, -82.50132, 44.61696; west, south, east, north)

- `adms:identifier`: [gnis 1625115](https://ontology.bommaritollc.com/id/01a0ddfe-dc97-7017-bc4f-1c4abfde3b22)
- `dcterms:type`: [bar](https://ontology.bommaritollc.com/vocab/geo/gnisBar)
- `geo:hasDefaultGeometry`: [point of Six Fathom Scarp](https://ontology.bommaritollc.com/id/01a0ddff-1b07-7398-863c-bc63ca0ed8f1)
- `geo:hasGeometry`: [point of Six Fathom Scarp](https://ontology.bommaritollc.com/id/01a0ddff-1b07-7398-863c-bc63ca0ed8f1)
- **in watershed** (`bcgeo:inWatershed`): [Lake Huron (HUC10 0424000202)](https://ontology.bommaritollc.com/id/01a0de92-1f53-728b-a241-32e786ea8de4)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-dc97-7017-bc4f-1c40bc11fbe5)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de86-dcc6-7541-abcb-b395bd7d1365)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-19d2-746b-bdc2-d68f03d10216)
- `schema:containedInPlace`:
  - [Alcona County](https://ontology.bommaritollc.com/id/01a0ca47-59b8-7700-8c5c-af7c3d92657c)
  - [Lake Huron](https://ontology.bommaritollc.com/id/01a0ddfe-dba9-7007-b9a4-2e346853a6ba)
- `skos:prefLabel`: Six Fathom Scarp

## Elsewhere

- [Wikidata Q49621688](https://www.wikidata.org/wiki/Q49621688) (proposed match (exactMatch))
- [USGS GNIS 1625115](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1625115) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.61696&mlon=-82.50132#map=14/44.61696/-82.50132) (44.61696, -82.50132)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.61696,-82.50132)
- [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/Q49621688 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-79ec-7033-b465-dcf375d11522)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-dc97-7017-bc4f-1c412960edf0.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-dc97-7017-bc4f-1c412960edf0.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-dc97-7017-bc4f-1c412960edf0.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-dc97-7017-bc4f-1c412960edf0)
Cite as: Six Fathom Scarp. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-dc97-7017-bc4f-1c412960edf0
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.