# Marl Pit

Marl Pit is a basin in [Flowerfield Township](https://ontology.bommaritollc.com/id/01a0ca47-607b-75bc-9a47-23718b08c512), [St. Joseph County](https://ontology.bommaritollc.com/id/01a0ca47-5a46-7564-a1ca-9826dab2a9ac), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Rocky River (HUC10 0405000106)](https://ontology.bommaritollc.com/id/01a0de92-1d16-71e1-b2c5-5f914a5aefda) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-dbc7-779d-9c2d-bd7a9badb704>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [St. Joseph County](https://ontology.bommaritollc.com/id/01a0ca47-5a46-7564-a1ca-9826dab2a9ac) › [Flowerfield Township](https://ontology.bommaritollc.com/id/01a0ca47-607b-75bc-9a47-23718b08c512)

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

Location: 42.01199, -85.70750 (box -85.70750, 42.01199, -85.70750, 42.01199; west, south, east, north)

- `adms:identifier`: [gnis 1624711](https://ontology.bommaritollc.com/id/01a0ddfe-dbc7-779d-9c2d-bd82345b013e)
- `dcterms:type`: [basin](https://ontology.bommaritollc.com/vocab/geo/gnisBasin)
- `geo:hasDefaultGeometry`: [point of Marl Pit](https://ontology.bommaritollc.com/id/01a0ddff-192b-712c-8c81-892bb1fdcfde)
- `geo:hasGeometry`: [point of Marl Pit](https://ontology.bommaritollc.com/id/01a0ddff-192b-712c-8c81-892bb1fdcfde)
- **in watershed** (`bcgeo:inWatershed`): [Rocky River (HUC10 0405000106)](https://ontology.bommaritollc.com/id/01a0de92-1d16-71e1-b2c5-5f914a5aefda)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-dbc7-779d-9c2d-bd79d2480898)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6a3c-72fa-a38d-9946cb22fa65)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-168b-701e-8c25-ac6f09858ec8)
- `schema:containedInPlace`:
  - [St. Joseph County](https://ontology.bommaritollc.com/id/01a0ca47-5a46-7564-a1ca-9826dab2a9ac)
  - [Flowerfield Township](https://ontology.bommaritollc.com/id/01a0ca47-607b-75bc-9a47-23718b08c512)
- `skos:prefLabel`: Marl Pit

## Elsewhere

- [Wikidata Q49338292](https://www.wikidata.org/wiki/Q49338292) (proposed match (exactMatch))
- [USGS GNIS 1624711](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1624711) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=42.01199&mlon=-85.70750#map=14/42.01199/-85.70750) (42.01199, -85.70750)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=42.01199,-85.70750)
- [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/Q49338292 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-79e3-75ad-9b1b-602c9b237c22)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-dbc7-779d-9c2d-bd7a9badb704.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-dbc7-779d-9c2d-bd7a9badb704.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-dbc7-779d-9c2d-bd7a9badb704.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-dbc7-779d-9c2d-bd7a9badb704)
Cite as: Marl Pit. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-dbc7-779d-9c2d-bd7a9badb704
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.