# Shell Drain

Shell Drain is a canal in [Butman Township](https://ontology.bommaritollc.com/id/01a0ca47-6a6c-72bc-9936-adfebff65430), [Gladwin County](https://ontology.bommaritollc.com/id/01a0ca47-5c40-7223-8f53-4e1219869f53), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (3.1 km long), in the [Sanford Lake-Tittabawassee River (HUC10 0408020104)](https://ontology.bommaritollc.com/id/01a0de92-1e84-71f6-8228-007550d4f0b8) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-c85a-7127-b555-3cfba43628e2>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Gladwin County](https://ontology.bommaritollc.com/id/01a0ca47-5c40-7223-8f53-4e1219869f53) › [Butman Township](https://ontology.bommaritollc.com/id/01a0ca47-6a6c-72bc-9936-adfebff65430)

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

Location: 44.07697, -84.44112 (box -84.46651, 44.07414, -84.43566, 44.08669; west, south, east, north)

- `adms:identifier`: [gnis 637726](https://ontology.bommaritollc.com/id/01a0ddfe-c85b-74b0-a8f3-5e31d5a042d3)
- `dcterms:type`: [canal](https://ontology.bommaritollc.com/vocab/geo/gnisCanal)
- `geo:hasDefaultGeometry`: [shape of Shell Drain](https://ontology.bommaritollc.com/id/01a0de2c-d4fa-7050-bb47-569f1e239e82)
- `geo:hasGeometry`:
  - [point of Shell Drain](https://ontology.bommaritollc.com/id/01a0ddff-02f9-73d2-8706-8af41290c7fc)
  - [shape of Shell Drain](https://ontology.bommaritollc.com/id/01a0de2c-d4fa-7050-bb47-569f1e239e82)
- `geo:hasMetricLength`: 3051.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [Sanford Lake-Tittabawassee River (HUC10 0408020104)](https://ontology.bommaritollc.com/id/01a0de92-1e84-71f6-8228-007550d4f0b8)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-c85a-7127-b555-3cfa3220598a)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-5b72-735f-86f7-0a378c2f8a54)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-184e-7197-82ac-09f3ba826579)
- `schema:containedInPlace`:
  - [Gladwin County](https://ontology.bommaritollc.com/id/01a0ca47-5c40-7223-8f53-4e1219869f53)
  - [Butman Township](https://ontology.bommaritollc.com/id/01a0ca47-6a6c-72bc-9936-adfebff65430)
- `skos:prefLabel`: Shell Drain

## Elsewhere

- [Wikidata Q33213804](https://www.wikidata.org/wiki/Q33213804) (proposed match (exactMatch))
- [USGS GNIS 637726](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/637726) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=44.07697&mlon=-84.44112#map=14/44.07697/-84.44112) (44.07697, -84.44112)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=44.07697,-84.44112)
- [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/Q33213804 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-770f-702c-8bf9-fcae8f89ccf6)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-c85a-7127-b555-3cfba43628e2.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-c85a-7127-b555-3cfba43628e2.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-c85a-7127-b555-3cfba43628e2.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-c85a-7127-b555-3cfba43628e2)
Cite as: Shell Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-c85a-7127-b555-3cfba43628e2
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.