# Big Swamp Drain

Big Swamp Drain is a stream in [Dover Township](https://ontology.bommaritollc.com/id/01a0ca47-6e46-71fa-b092-e93b1ebcf036), [Lenawee County](https://ontology.bommaritollc.com/id/01a0ca47-5a45-7139-a14c-e06bafbc3a94), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) (2.3 km long), in the [South Branch River Raisin (HUC10 0410000202)](https://ontology.bommaritollc.com/id/01a0de92-1f01-7356-9929-39465672eea1) watershed; it flows into [Stony Creek](https://ontology.bommaritollc.com/id/01a0ddfe-cacc-76dd-be5c-92b1848b6aa8).

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-ac1a-7769-8ace-d484b447f86f>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Lenawee County](https://ontology.bommaritollc.com/id/01a0ca47-5a45-7139-a14c-e06bafbc3a94) › [Dover Township](https://ontology.bommaritollc.com/id/01a0ca47-6e46-71fa-b092-e93b1ebcf036)

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

Location: 41.82533, -84.17717 (box -84.19659, 41.81398, -84.18299, 41.82502; west, south, east, north)

- `adms:identifier`: [gnis 621363](https://ontology.bommaritollc.com/id/01a0ddfe-ac1a-7769-8ace-d48c56471cfe)
- `dcterms:type`: [stream](https://ontology.bommaritollc.com/vocab/geo/gnisStream)
- **flows into** (`bcgeo:flowsInto`): [Stony Creek](https://ontology.bommaritollc.com/id/01a0ddfe-cacc-76dd-be5c-92b1848b6aa8)
- `geo:hasDefaultGeometry`: [shape of Big Swamp Drain](https://ontology.bommaritollc.com/id/01a0de2c-c4d7-74a1-8aa5-3e9fe69ebc5f)
- `geo:hasGeometry`:
  - [point of Big Swamp Drain](https://ontology.bommaritollc.com/id/01a0ddfe-e2d3-75ba-8105-ebb91928a454)
  - [shape of Big Swamp Drain](https://ontology.bommaritollc.com/id/01a0de2c-c4d7-74a1-8aa5-3e9fe69ebc5f)
- `geo:hasMetricLength`: 2296.6 (xsd:double)
- **in watershed** (`bcgeo:inWatershed`): [South Branch River Raisin (HUC10 0410000202)](https://ontology.bommaritollc.com/id/01a0de92-1f01-7356-9929-39465672eea1)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-ac1a-7769-8ace-d483a39e1bdd)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-4610-71db-85ac-2f2997b64b72)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-18ef-77ca-abc2-111ca482ef34)
- `schema:containedInPlace`:
  - [Lenawee County](https://ontology.bommaritollc.com/id/01a0ca47-5a45-7139-a14c-e06bafbc3a94)
  - [Dover Township](https://ontology.bommaritollc.com/id/01a0ca47-6e46-71fa-b092-e93b1ebcf036)
- `skos:prefLabel`: Big Swamp Drain

## Elsewhere

- [Wikidata Q34672820](https://www.wikidata.org/wiki/Q34672820) (proposed match (exactMatch))
- [USGS GNIS 621363](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/621363) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=41.82533&mlon=-84.17717#map=14/41.82533/-84.17717) (41.82533, -84.17717)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=41.82533,-84.17717)
- [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

- Flowing into it (1; `bcgeo:flowsInto`):
  - [Bovee Drain](https://ontology.bommaritollc.com/id/01a0ddfe-ace4-73be-93db-0ae2c8c7c162)
- Mappings (1; `owl:annotatedSource`):
  - [exactMatch http://www.wikidata.org/entity/Q34672820 (proposed)](https://ontology.bommaritollc.com/id/01a0ddff-7383-75f2-8a98-ab55ab72667a)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-ac1a-7769-8ace-d484b447f86f.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-ac1a-7769-8ace-d484b447f86f.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-ac1a-7769-8ace-d484b447f86f.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-ac1a-7769-8ace-d484b447f86f)
Cite as: Big Swamp Drain. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-ac1a-7769-8ace-d484b447f86f
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.